39.61666 39.71666 -121.78833 -121.68833 UC/JEPS: Consortium Search Results
Search Results — 931 specimen records retrieved (931 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC56744  Achyrachaena mollis J. D. Jokerst 1980-3-26 Butte East side of Chico; 100m northeast of junction of Bruce Road and Skyway. Comment
  SFV3664  Achyrachaena mollis M. L. Vincent 1962-4-15 191 Butte Sierra Nevada Skyway. 4 miles west of Paradise, overlooking Butte Canyon. 215 Comment
  CHSC6592  Acmispon americanus var. americanus G. Estrem 1968-5-2 12 Butte Ca. 5 mi se of Chico on Skyway, ca. 100 yds. s of road in open field. Comment
  CHSC97929  Acmispon americanus var. americanus D. G. Kelch 2006-8-2 06 .345 Butte Along Butte Creek, north of Durham-Dayton Hwy. 40 Comment
  CHSC4197  Acmispon wrangelianus J. Senter 1967-4-4 20 Butte Abundant 1 mi. E. of Hwy . 99E and Skyway interchange along roadway. 45 Comment
  UCD104482  Acmispon wrangelianus Rimo Bacigalupi; L. R. Heckard 1963-5-14 8857 Butte Along Humbug Road, bottom of Butte Creek Canyon, about 2 miles above and east of its beginning at junction with Paradise Skyway. 91 Comment
  CHSC28879  Adiantum jordanii M. S. Taylor 1980-3-1 2340 Butte Looking into Nance Canyon, ca. 1/4 mi n of Neal Rd, ca. 3 mi e of its jct with Hwy 99, ca. 7 mi s of Chico. 121 Comment
  SEINET3868326 Image available Adiantum jordanii M. S. Taylor 1980-3-1 2340 Butte On north facing bluffs looking into Nance Canyon, ca. 1/4 mi N of Neal Rd, ca. 3 mi e of its jct with Hwy 99, ca. 7 mi s of Chico.; 0 122 Comment
  CHSC98333  Aegilops triuncialis L. P. Janeway; B. Castro 2007-5-19 8978 Butte Cascade Range Foothills. Bottom of un-named drainage on southesast side of Neal Road, 2.9 air km northeast of Hwy 99, approximately under the high power lines. On the lowest terrace above the dry dreek; dry hard clay soil, Tuscan Mudflow outcrops (volcanic) above. 88 Comment
  RSA739615  Aegilops triuncialis L. P. Janeway, B. Castro 2007-5-19 8978 Butte Cascade Range Foothills, Bottom of unnamed drainage on SE side of Neal Road, 2.9 air km NE of Hwy 99, under the high power lines. 88 Comment
  CHSC8144  Agoseris heterophylla J. G. Moore 1969-4-13 76 Butte Pentz Rd., 200 yds. E of Hwy. 99, on S side of road. 60 Comment
  CHSC49495  Agrostis exarata Vernon Oswald 1987-5-18 2905 Butte Butte Creek Reserve on the north side of Butte Creek e of Hwy 99. 68 Comment
  CHSC49498  Agrostis scabra Vernon Oswald 1987-7-8 3100 Butte Butte Creek Reservoir, on the north side of Butte Creek east of the Skyway, east of Chico. 74 Comment
  CHSC49502  Agrostis stolonifera Vernon Oswald 1987-7-20 3140 Butte Butte Creek Reserve on the s side of Butte Creek, n of the Skyway, between the dam for Crouch Ditch and the double set of transmission lines. 82 Comment
  CHSC49499  Agrostis viridis Vernon Oswald 1987-5-18 2914 Butte Butte Creek Reserve on the s side of Butte Creed n of the Skyway. 80 Comment
  CHSC49466  Alisma triviale Vernon Oswald 1987-6-15 3000 Butte Butte Creek Reserve on the n side of Butte Creek, ne of the Skyway. 76 Comment
  CHSC4076  Allium amplectens H. E. Lindahl 1967-4-6 9 Butte Located 1.1 mi n of county dump on Neal Rd. Comment
  HSC43354  Allium amplectens Maralyn O'Meara 1974-4-20 266 Butte Skyway Drive, 1 mi. E of Hwy. 99 61 Comment
  SBBG40363  Allium amplectens J. Ingram 1960-4-6 299 Butte Neal Rd, ca. 6 mi S of Paradise Comment
  UC1377794  Allium amplectens John Ingram and Arlynn Ingram 1960-4-6 299 Butte about 6 mi s Paradise (on Neal Road) Comment
  UC203658  Allium amplectens A. A. Heller 1914-4-16 11299 Butte 2 mi from Chico (in the field near the Plant Introduction Garden) Comment
  UCD135954  Allium neapolitanum Barry Rice 2012-4-14 BR 120402 Yolo Exact location unknown. 11 Comment
  SJSU7110  Allium peninsulare C. D. Duncan 1963-5-4 Butte lava cap near Neal Rd between Chico & Paradise, Sierra Nevada foothills 487 Comment
  CDA9273  Alnus rhombifolia D. G. Kelch 2006-8-2 6 .353 Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  CAS-BOT-BC137936  Alopecurus saccatus A. A. Heller 1914-4-24 11318 Butte 10 miles from Chico on the Chico-Oroville road. Comment
  CAS-BOT-BC137937  Alopecurus saccatus A. A. Heller 1914-4-24 11319 Butte 10 miles from Chico on the Chico-Oroville road. Comment
  CAS-BOT-BC137941  Alopecurus saccatus Lowell Ahart 1983-5-12 3978 Butte Sierra Nevada. About 0.5 mile northeast of Highway 99 and Pentz Road. 65 Comment
  CHSC39627  Alopecurus saccatus Lowell Ahart 1983-5-12 3978 Butte About 1/2 mile north-east of Highway 99 and Pentz Road. 65 Comment
  GH341424  Alopecurus saccatus A. A. Heller 1914-4-24 11318 Unknown 10 miles from Chico on the Chico-Oroville road. Comment
  UCD55954  Alopecurus saccatus A. A. Heller 1914-4-24 11318 Butte 10 miles from Chico on the Chico-Oroville road. Comment
  UCD55955  Alopecurus saccatus A. A. Heller 1914-4-24 11319 Butte 10 miles from Chico on the Chico-Oroville road. Comment
  CDA3300  Amaranthus deflexus L. Ahart 2004-9-28 11404 Butte On the south side of the Oroville Chico Highway, west of Butte Creek, about 1 1/8 miles southeast of the Midway, about 2 1/8 miles (air) northeast of Durham, about 3 1/2 miles (air) southeast of Chico. Comment
  CHSC89437  Amaranthus deflexus Lowell Ahart 2004-9-28 11404 Butte Fallow field, on the south side of the Oroville Chico Highway, west of Butte Creek, about 1 1/8 miles southeast of the Midway, about 2 1/8 miles (air) northeast of Durham, about 3 1/2 miles (air) southeast of Chico. 57 Comment
  HSC97057  Amaranthus deflexus L. Ahart 2004-9-28 11404 Butte S side of the Oroville Chico Hwy., W of Butte Creek, 1 1/8 mi. SE of the Midway, 2 1/8 mi. NE of Durham, 3.5 mi. SE of Chico 58 Comment
  JEPS106013  Amaranthus deflexus Lowell Ahart 2004-9-28 11404 Butte Fallow field, on the south side of the Oroville Chico Highway, west of Butte Creek, about 1 1/8 miles southeast of the Midway, about 2 1/8 miles (air) northeast of Durham, about 3 1/2 miles (air) southeast of Chico 57 Comment
  RSA702776  Amaranthus deflexus L. Ahart 2004-9-28 11404 Butte On the south side of the Oroville Chico Highway, west of Butte Creek, about 1 1/8 miles southeast of the Midway, about 2 1/8 miles northeast of Durham, about 3 1/2 miles southeast of Chico 58 Comment
  UCD169384  Amaranthus deflexus Lowell Ahart 2004-9-28 11404 Butte On the south side of the Oroville Chico Highway, west of Butte Creek, about 1 1/8 miles southeast of the Midway, about 2 1/8 miles (air) northeast of Durham, about 3 1/2 miles (air) southeast of Chico. 57 Comment
  CHSC45748  Ammannia coccinea L. P. Janeway 1988-6-29 2902 Butte Spring where Crouch Ravine fades into Coon Ridge; 1/4 mi S of the Skyway, 2.9 mi E of the Butte Cr bridge. 170 Comment
  CHSC70808  Ammannia robusta B. Castro 1987-9-17 250 Butte Ca 7 mi SE of Chico, 0.6 mi N of jcn Hwys 99/149, on W side of Hwy 99 across from entrance to trout farm. 56 Comment
  CHSC23470  Amsinckia intermedia J. R. Lee 1974-4-22 3 Butte 15 yds n of the Skyway roadside and 6 miles from the Chico city limits. 152 Comment
  CHSC2811  Amsinckia intermedia David Prall 1965-3-14 3 Butte Along side of Neal Rd. 1 mile east of Highway 99E. 106 Comment
  CHSC31060  Amsinckia intermedia M. S. Taylor 1980-3-1 2343 Butte N facing bluffs looking into Nance Canyon, ca. 1/4 mi n of Neal Rd, ca. 3 mi.e of its junction with Hwy 99, ca. 7 mi s of Chico. 121 Comment
  CHSC31125  Amsinckia intermedia Howard Paul 1980-4-6 3 Butte Along the s rim of Butte Creek canyon, ca. 2.5 mi e of Chico, on the Skyway. 152 Comment
  CHSC90577  Amsinckia intermedia Andy Winkler 1980-4-15 3 Butte About 1/2 mi east of the Hwy 99 Butte Creek bridge, on the north side of Butte Creek. Comment
  CHSC1389  Anagallis arvensis J. Baynes 1929-4-26 Butte U. S. Plant Introduction Garden. 57 Comment
  CHSC75161  Anchusa officinalis Vernon H. Oswald 1987-4-29 2350 Butte Chico Tree Improvement Center (former USDA Plant Introduction Station). in se Chico. 68 Comment
  CHSC75254  Anchusa officinalis Vernon H. Oswald 1999-4-24 9720 Butte Genetic Resource Center (old USDA Plant Introduction Station) in south Chico. 70 Comment
  JEPS95957  Anchusa officinalis Vernon H. Oswald 1999-4-24 9720 Butte Genetic Resource Center (old USDA Plant Introduction Station) in south Chico: T21N R2E SE1/4 NW1/4 Sect. 5, 230 ft, agricultural area. Localized weed growing in the NE corner of the intersection of farm roads directly S of the headquarters building. 70 Comment
  CAS-BOT-BC84695  Anthemis cotula A. A. Heller 1914-7-18 11479 Butte Near Durham Comment
  CAS-BOT-BC84696  Anthemis cotula A. A. Heller 1914-7-18 11479 Butte Near Durham Comment
  UC195390  Anthemis cotula A. A. Heller 1914-6-18 11479 Butte near, east of Butte Creek Durham; Butte Creek Comment
  CHSC39646  Anthriscus caucalis Lowell Ahart 1983-4-10 3928 Butte About 1 1/2 miles north-east of Highway 99 and Pentz Road. 100 Comment
  CHSC24702  Arctostaphylos J. R. Nelson 1976-3-1 5 Butte 9 mi E of Chico on Hwy 32. 548 Comment
  CAS-BOT-BC46720  Arctostaphylos patula M. S. Taylor 1974-3-3 71 Butte Ca. 5 mi. e. of Chico on the n. side of the Skyway to Paradise. 76 Comment
  CAS-BOT-BC137550  Aristida oligantha M. S. Taylor; M. Hayes 1977-8-16 1434 Butte On a side of Pentz Road near culvert in natural drainage, ca. 1.2 east of jct of Pentz Road and Highway 99, ca. 15 mi s of Chico. 60 Comment
  CHSC14116  Aristida oligantha F. T. Griggs 1973-8-19 123 Butte 10 miles s of Chico; 0.4 mile s of intersection of Pentz Road and Hwy 99E. Comment
  CHSC26759  Aristida oligantha M. S. Taylor; M. Hayes 1977-8-16 1434 Butte On the s side of Pentz Rd. Ca. 1.2 mi e of jct of Pentz Rd and Hwy 99, ca. 15 mi s of Chico. 60 Comment
  SEINET3918849  Aristida oligantha M. S. Taylor 1977-8-16 1434 Butte Abundant in Valley Grassland, near culvert in natural drainage, ca. 1.2 mi E of junction of Pentz Road and Hwy 99, ca. 15 mi S of Chico.; 0 61 Comment
  CHSC50353  Aristida ternipes var. hamulosa Vernon Oswald; Mary Bailey 1990-5-19 4222 Butte South rim of Nance Canyon at the double power transmission lines, ca. 0.6 mile northeast of the Butte County Sanitary Landfill on Neal Rd, south of Chico. 146 Comment
  CAS-BOT-BC400418  Aristolochia californica Jeanne McFarland; Kathie Meyer; Anne Mullenniex 1995-4-9 26 Butte E of Chico off of Skyway Blvd, 1.0 mi. north on Honey -Run Rd. 381 Comment
  CAS-BOT-BC400429  Aristolochia californica John Thomas Howell 1975-6-15 51070 Butte Butte Creek near Chico 60 Comment
  CHSC115  Aristolochia californica F. Roos 1930-3-16 Butte On Oroville road near Chico. 76 Comment
  HSC65302  Aristolochia californica J. P. Smith 1973-3-22 5917 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  UC687398  Aristolochia californica unknown 1896-2 151 Butte Butte Creek Canyon Comment
  CDA10154  Artemisia douglasiana D. G. Kelch 2006-8-2 6 .351 Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  CHSC58670  Artemisia sacrorum M. Bailey 1991-6-6 Butte Growing in the median strip of Hwy 99, ca 1 mi N of its jct with Neal Road. 60 Comment
  UC1123539  Asclepias fascicularis A. E. Wieslander 1933-10-12 345 Butte Durham Chico Quadrangle Comment
  CHSC29234  Astragalus pauperculus M. S. Taylor 1980-3-15 2380 Butte Ca. 1/4 mi s of Pentz Rd, ca. 1/8 mi e of Hwy 99, ca. 15 mi s of Chico. 54 Comment
  RSA481897  Astragalus pauperculus Aaron Liston 1988-3-15 694 -1 Butte 15 km (air) SE of Chico; 1/4 mile S of Pentz Rd., 1/8 mile E of Hwy 99. 55 Comment
  CHSC14015  Athysanus pusillus G. Notch 1974-3-12 66 Butte In fields on Burton's Mesa ca. 3 mi e of Chico on the Skyway to Paradise. 213 Comment
  CHSC28901  Athysanus pusillus M. S. Taylor; J. Jokerst 1980-2-23 2318 Butte Ca. 1/4 mi n of Neal Rd, on bluffs overlooking Nance Canyon, ca. 4 mi sw of Paradise. 198 Comment
  CHSC4073  Athysanus pusillus H. E. Lindahl 1967-4-4 14 Butte 1/2 mi. s of intersection of Neal Rd. and Chico-Oroville highway. Comment
  RSA20874  Athysanus pusillus C. B. Wolf 1937-3-29 8335 Butte Sierra Nevada foothills, 7.8 miles below Paradise on Chico Road. 152 Comment
  CHSC30283  Avena barbata M. S. Taylor 1980-3-1 2327 Butte West end of county dump, on s boundry, on n side of Neal Rd., ca. 1 mi e of Hwy 99, ca. 7 mi s of Chico. 76 Comment
  CHSC2826  Avena fatua David Prall 1965-3-14 14 Butte At roadside of Neal Rd. 1 mile East of HW. 99E. 106 Comment
  CHSC43601  Azolla filiculoides Vernon Oswald 1987-4-30 2361 Butte Butte Creek Reserve on the s side of Butte Creek, ne of the Skyway. 80 Comment
  CHSC44628  Azolla filiculoides Vernon Oswald 1987-5-20 2913 Butte Butte Creek Canyon Ecological Reserve on the s side of Butte Creek, ne of the Skyway. 80 Comment
  CHSC8761  Azolla filiculoides S. Chulasmai 1966-3-25 2 Butte Highway 99 E (3 miles south of Chico) Dradger pond. Comment
  CHSC48313  Barbarea orthoceras Vernon Oswald 1987-4-6 2306 Butte Butte Creek Reserve on the n side of Butte Creek n of the Skyway, ca. 200 ft w of the single transmission line. Flood plain of the creek. 80 Comment
  CHSC43648  Barbarea verna Vernon Oswald 1987-4-22 2340 Butte Butte Creek Reserve on the n side of Butte Creek e of Hwy 99. On the edge of the creek. 68 Comment
  NY31003  Blennosperma californicum C. B. Wolf 1937-3-29 8333 Butte Sacramento Valley, 0.5 mile southeast of Butte Creek on Chico-Oroville road 57.9 Comment
  CHSC7141  Blennosperma nanum Bryan C. Willingham 1969-3-13 2 Butte Ca. 3 mi SE of Chico. S of Skyway and ca 1 mi NW of Butte Creek. 91 Comment
  RSA20872  Blennosperma nanum C. B. Wolf 1937-3-29 8333 Butte Sacramento Valley, 1/2 mile SE of Butte Creek on Chico-Oroville Rd 58 Comment
  CAS-BOT-BC100688  Blennosperma nanum var. nanum Carl B. Wolf 1937-3-29 8333 Butte Sacramento Valley, 1/2 mi. SE. of Butte Creek on Chico - Oroville Road 57 Comment
  CAS-BOT-BC100691  Blennosperma nanum var. nanum Carl B. Wolf 1937-3-29 8333 Butte Sacramento Valley, 1/2 mi. SE. of Butte Creek on Chico - Oroville Road 57 Comment
  RSA475190  Boisduvalia cleistogama Aaron Liston, Sara Meury 1988-5-28 743 -6 Butte 15 km (air) SE of Chico. 1/4 mi. S of Pentz Rd., 1/8 mi. E of Hwy 99 55 Comment
  CHSC67316  Brachypodium distachyon James D. Jokerst; Barbara Castro 1992-5-19 3353 Butte Cascade Range Foothills. Unnamed canyon N of Nugen Canyon on the S side of Neal Rd. near the Butte County Sanitary Landfill. 76 Comment
  CHSC74036  Brachypodium distachyon B. Castro 1996-5-18 661 Butte Ca 5.5 air mi SE of Town of Paradise, in bottom of unnamed canyon just S of Neal Road, ca 60 ft N of creek channel directly under transmission lines. 85 Comment
  CHSC98562  Brachypodium distachyon L. P. Janeway; B. Castro 2007-5-19 8980 Butte Cascade Range Foothills. Bottom of un-named drainage on southeast side of Neal Road, 2.9 air km northeast of Hwy 99, approximately under the high power lines. Half way down the slope from bluffs to dry creek; southeast-facing slope. 99 Comment
  RSA739617  Brachypodium distachyon L. P. Janeway, B. Castro 2007-5-19 8980 Butte Cascade Range Foothills, Bottom of unnamed drainage on SE side of Neal Road, 2.9 air km NE of Hwy 99, under the high power lines. 99 Comment
  CDA31946  Brassica napus L. Ahart 2009-4-26 15607 Butte On the east side of Highway 99, south of the wash, about 1/2 mile south of the stop light at the intersection, about one mile south of Butte Creek, about 3 miles south of Chico. Comment
  CHSC101703  Brassica napus Lowell Ahart 2009-4-26 15607 Butte On the east side of Highway 99, south of the wash, about 1/2 mile south of the stop light at the intersection, about one mile south of Butte Creek, about 3 miles south of Chico. Scattered south along highway for miles. 60 Comment
  JEPS115834  Brassica napus Lowell Ahart 2009-4-26 15607 Butte On the east side of Highway 99, south of the wash, about 1/2 mile south of the stop light at the intersection, about one mile south of Butte Creek, about 3 miles south of Chico. Scattered south along highway for miles 60 Comment
  RSA755047  Brassica napus L. Ahart 2009-4-26 15607 Butte E side of Highway 99, south of the wash, about 1/2 mile south of the stoplight at the intersection, about 1 mile south of Butte Creek, about 3 miles S of Chico. 60 Comment
  UCD169897  Brassica napus Lowell Ahart 2009-4-26 15607 Butte On the east side of Highway 99, south of the wash, about 1/2 mile south of the stop light at the intersection, about 1 mile south of Butte Creek, about 3 miles south of Chico. 60 Comment
  CHSC110132  Brassica rapa L. P. Janeway 2012-3-30 10803 Butte Sacramento Valley. West side of Hwy 99 1.6 km south of Estates Drive, south edge of Chico. 60 Comment
  JEPS120521  Brassica rapa L. P. Janeway 2012-3-30 10803 Butte Sacramento Valley. West side of Hwy 99 1.6 km south of Estates Drive, south edge of Chico. Comment
  CDA10540  Brickellia californica D. G. Kelch 2006-8-2 6 .348 Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  CHSC6753  Briza maxima Marilyn Lee 1968-5-3 163 Butte South side of Skyway, ca 6 miles E. of Chico. Comment
  POM112996  Briza minor C. C. Bruce 1897-04 1886 Butte Butte Creek Comment
  UCD139106  Brodiaea californica Robert E. Preston 2003-5-11 2132 a Butte ca. 5.25 mile east of Durham, along Pentz Road, 0.65 mile east of Hwy 99. 74 Comment
  CHSC2071  Brodiaea coronaria V. Holt 1960-5-7 Butte Oroville Road. 79 Comment
Read comments
Jun 17 2014
  UCD77143  Brodiaea coronaria Robert E. Preston 2003-5-11 2132 Butte Ca. 5.25 mi E of Durham, along Pentz Rd, 0.65 mi E of Hwy 99 74 Comment
  CHSC113807  Brodiaea elegans M. Ocken 2011-4-8 Butte Big Chico Creek Ecological Reserve, off Hwy 32. 396 Comment
  CHSC7137  Brodiaea nana James M. Watson 1969-4-20 12 Butte 3.5 mi e of freeway on Skyway 5 yds. E of road. 182 Comment
  CHSC81329  Brodiaea nana J. Trizzino 2001-4-25 56 Butte Oro-Chico Highway, 0.5 mi east of Mesa Drive, south side of road. 53 Comment
  CHSC3921  Bromus diandrus H. E. Lindahl 1967-3-20 19 Butte 1/2 mi. s of intersection of Neal Rd. and Chico-Oroville highway. 60 Comment
  CHSC56626  Bromus hordeaceus J. Lund 1980-3-24 Butte Chico Game Fish Farm, 0.2 mi east of Hwy 99, 1.0 mi north of Hwy 149. 76 Comment
  CHSC6750  Bromus madritensis subsp. madritensis Marilyn Lee 1968-5-3 157 Butte South side of Skyway, ca 6 miles E. of Chico. Comment
  CHSC3922  Bromus madritensis subsp. rubens H. E. Lindahl 1967-3-20 18 Butte Ca. 1/2 mi. s of intersection of Neal Rd. and Chico-Oroville highway. 60 Comment
  CHSC49521  Bromus sterilis Vernon Oswald 1987-5-6 2375 Butte Butte Creek Reserve e of Hwy 99 between Butte Creek and Durham Mutual Ditch. 67 Comment
  CHSC43595  Callitriche heterophylla var. bolanderi Vernon Oswald 1987-5-25 2926 Butte Butte Creek Reserve on the n side of Butte Creek ne of the Skyway. In a pond along a channel. 79 Comment
  CHSC30988  Callitriche marginata M. S. Taylor 1980-3-15 2379 A Butte Ca. 1/4 mi s of Pentz Rd, ca. 1/8 mi e of Hwy 99, ca. 15 mi s of Chico. 54 Comment
  CHSC48003  Callitriche marginata Vernon Oswald 1987-4-7 2313 Butte Butte Creek Reserve between Butte Creek and the Durham Mutual Ditch, e of Hwy 99. In ruts of a dirt track. 68 Comment
  CHSC2510  Calochortus albus W. Fitzwater 1958-4-19 Butte Neal Grade, Chico area. Comment
  CHSC24840  Calochortus luteus J. T. Moore 1976-4-28 18 Butte 5 m n of Skyway road to Paradise, 8 km e of Hwy 99. 210 Comment
  CHSC7131  Calochortus luteus J. Borgstrom 1969-5-2 22 Butte Ca 6 mi s of Chico on 99E, 20 ft. off of w side of highway. 47 Comment
  CHSC79619  Calochortus luteus Leanna Brown; Shirley Innecken 1999-5-3 79 Butte Vista La Mesa Dr. 428 Comment
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Jul 24 2008
  CHSC81330  Calochortus luteus J. Trizzino 2001-4-25 55 Butte Oro-Chico Highway, 0.5 mi east of Mesa Drive, south side of road. 53 Comment
  CHSC50791  Calycadenia ciliosa Vernon H. Oswald; Mary Bailey 1990-8-2 4429 Butte Nance Canyon just north of the power transmission lines, ca. 1 mi north-northeast of the Butte County Sanitary Landfill on Neal Rd. 97 Comment
  CHSC97005  Calycadenia multiglandulosa B. Castro; L. P. Janeway 2005-6-5 1481 Butte Ca 6 air mi SE of Chico, in bottom of canyon SE of Neal Rd, ca 100 ft nw of intermittent creek. 85 Comment
  CDA10576  Calycadenia oppositifolia J. Glazner, D. Zippin 1999-6-15 s.n. Butte Sierra Nevada; Upper reach of Nance Canyon, 3/8 mile south-southeast of Skyway Boulevard under transmission line. Comment
  CHSC44955  Calycadenia oppositifolia Pauleen Broyles 1988-4-19 1107 Butte Lower Nance Canyon. 90 Comment
  CAS-BOT-BC270880  Calycadenia spicata R. F. Hoover 1938-8-2 3717 Butte 7 miles SE of Chico Comment
  CHSC25342  Calycadenia spicata M. Hayes 1977-8-3 22 Butte Along Pentz Road 2.0 km east of Highway 99. 80 Comment
  CHSC26763  Calycadenia spicata M. S. Taylor; M. Hayes 1977-8-16 1436 Butte On S side of Pentz Rd near culvert in natural drainage, ca. 1.2 mi E of jct of Pentz Rd and Hwy 99, ca. 15 mi S of Chico. 60 Comment
  CHSC59105  Calycadenia spicata L. P. Janeway; B. Castro, R. A. Schlising 1992-5-17 4188 Butte Unnamed canyon on the southeast side of Neal Road opposite the upper part of the Butte County Land Fill; ca 1 1/2 mi northeast of Hwy 99. 76 Comment
  JEPS20224  Calycadenia spicata R. F. Hoover 1938-8-2 3717 Butte 7 mi se Chico Comment
  RSA724858  Calycadenia spicata B. Castro, L. P. Janeway 2005-6-5 1481 Butte About 6 air miles southeast of Chico, in bottom of canyon SE of Neal Road, about 100 feet northwest of intermittent creek. 85 Comment
  UC1971680  Calycadenia spicata 1977-7-5 2030 Butte Old jct of Durham Dayton Hwy with Hwy 99, 4.15 mi E of Durham (= GDC 565) 56 Comment
  UC596105  Calycadenia spicata R. F. Hoover 1938-8-2 3717 Butte 7 mi se of Chico Comment
  CAS-BOT-BC90921  Calycanthus occidentalis Lowell Ahart 1966-5-17 s.n. Butte Honey Run Road, near Chico. 152 Comment
  RSA424439  Calycanthus occidentalis Margaret J. Williams, W. Roderick 1984-5-25 84- 20 -1 Butte Honey Run road to Paradise, 6.8 miles from Paradise. Comment
  CHSC28904  Cardamine oligosperma M. S. Taylor 1980-3-1 2341 Butte On north facing bluffs looking into Nance Canyon, ca. 1/4 mi n of Neal Rd, ca 3 mi e of its jct with Hwy 99, ca. 7 mi s of Chico. 121 Comment
  HSC64130  Cardamine oligosperma J. P. Smith 1973-3-22 5922 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  CHSC45075  Carex bolanderi Vernon Oswald 1987-5-12 2392 Butte Butte Creek Reserve on the s side of Butte Creek, n of the Skyway, between Crouch Ditch dam and the double set of transmission lines. 80 Comment
  CHSC52857  Carex densa L. P. Janeway 1988-6-26 2883 Butte SE rim of Coon Ridge overlooking Nance Canyon; ca 0.6 mi NE of the power lines (high voltage). 182 Comment
  CHSC45048  Carex feta Vernon Oswald 1987-5-18 2907 Butte Butte Creek Reserve on the s side of Butte Creek e of Hwy 99. On the edge of a now dry ditch diverting winter water from the control valve of Durham Mutual Ditch back into Butte Creek. 68 Comment
  CHSC52246  Carex nudata L. P. Janeway; Vern Oswald 1989-4-17 3224 Butte Along ditch just southeast of Butte Creek, ca 1/4 mi northeast of Hwy 99. 67 Comment
  CHSC45051  Carex pachystachya Vernon Oswald 1987-5-7 2378 Butte Butte Creek Reserve on the n side of Butte Creek, e of the Skyway. 74 Comment
  CHSC51429  Carex pendula L. P. Janeway 1989-12-1 3653 Butte Along Comanche Creek (Edgar Slough) behind the office of USFS Tree Improvement Center. 68 Comment
  CHSC45071  Carex subfusca Vernon Oswald 1987-5-12 2391 Butte Butte Creek Reserve on the s side of Butte Creek, n of the Skyway, between Crouch Ditch dam and the double set of transmission lines. On the edge of Butte Creek. 80 Comment
  CHSC45072  Carex subfusca Vernon Oswald 1987-5-7 2379 Butte Butte Creek Reserve on the n side of Butte Creek e of the Skyway. On the bottom of a drying dredger pond. 74 Comment
  CHSC2827  Castilleja attenuata David Prall 1965-3-14 13 Butte Neal Rd. 1 mile east of Hw. 99E. 106 Comment
  CHSC90164  Castilleja attenuata Carol A. Bordin 1983-4-14 12 Butte Ca. 4 mi e of Durham and 0.3 mi w of Hwy 99 to Durham Dayton Hwy and ne corner of Oro Chico Hwy intersection. 54 Comment
  CHSC3454  Castilleja exserta Judy Potter 1966-3-28 Butte South of Chico where Butte Creek crosses US 99. Comment
  CHSC90143  Castilleja exserta subsp. exserta Andy Winkler 1980-4-15 13 Butte About 1/2 mi east of Hwy 99 Butte Creek bridge on the north side of Butte Creek. Comment
  CHSC61181  Castilleja lacera V. H. Oswald; L. Hanson, L. P. Janeway 1993-5-11 5371 Butte McKnight Ranch on the N side of Hwy. 99 between Neal and Durham-Pentz roads, on the bottom of the first canyon (unnamed) S of the Butte County Sanitary Landfill, near the double set of power transmission lines. 91 Comment
  CHSC3372  Casuarina glauca Robert L. Smith 1966-3-1 37 Butte U.S. Plant Introduction Station 5 miles SE of Chico. Comment
  CAS-BOT-BC48819  Ceanothus cuneatus Carl B. Wolf 1937-3-29 8338 Butte Sierra Nevada Foothills, 7 8/10 mi. below Paradise on Chico Road 152 Comment
  HSC59635  Ceanothus cuneatus J. P. Smith 1973-3-22 5933 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  LA42059  Ceanothus cuneatus Carl B. Wolf; 1937-3-29 8338 Butte 7 8/10 mi. below Paradise on Chico Road 152 Comment
  RSA20877  Ceanothus cuneatus Carl B. Wolf 1937-3-29 8338 Butte Sierra Nevada foothills, 7.8 miles below Paradise on Chico Road. 152 Comment
  SACT002930  Ceanothus integerrimus Josephine Van Ess 1974-8-31 Butte Common shrub, some in flower, some in seed. Collected at end of ranch road at the stream. Comment
  UC449695  Ceanothus integerrimus W. P. Taylor 1912-6-6 Butte 4 mi se Chico (Butte Creek.) Comment
  UCD111981  Ceanothus integerrimus P. B. Kennedy 1929-5-4 s.n. Butte Butte Creek road from Chico. Comment
  CHSC62371  Celtis B. Castro 1990-5-6 424 Butte Within the Chico Tree Improvement Center at SE edge of Chico, via Morrow Lane, ca 200 ft S of a branch of Comanche Creek (or 'Edgar Slough'). along the entrance road ca 300 ft W of the main office building, at the interface betweeen a riparian and orchard environment. 70 Comment
  CHSC62372  Celtis australis B. Castro 1990-5-6 422 Butte Within the Chico Tree Improvement Center at SE edge of Chico, via Morrow Lane, ca 200 ft S of a branch of Comanche Creek (or 'Edgar Slough'). Along the entrance road ca 50 ft W of the main office building, at the interface between a riparian and orchard environment. 70 Comment
  CHSC3352  Centaurea solstitialis Robert L. Smith 1966-5-16 6 Butte Skyway, 6 miles E of Chico. Comment
  CHSC74674  Centaurium tenuiflorum B. Castro 1998-6-13 790 B Butte Ca 5.5 air mi SE of Town of Paradise, in bottom of unnamed canyon just S of Neal Road, ca 80 ft N of creek channel, directly under transmission lines. 85 Comment
  CHSC97043  Centaurium tenuiflorum B. Castro; L. P. Janeway 2005-6-5 1479 Butte Ca 6 air mi SE of Chico, in bottom of canyon SE of Neal Rd, ca 100 ft nw of intermittent creek. 85 Comment
  SFV3982  Centromadia pungens M. L. Vincent 1960-9-8 53 Butte Sierra Nevada On bluff overlooking Butte Creek Canyon on the road (Skyway) to Chico from Paradise. 215 Comment
  CHSC52637  Chamaesyce hooveri R. D. Stone 1986-7-15 750 Butte Central Valley. Esquon Lake, about 10 miles SE of Chico, 0.1 miles E of Highway 99 and 0.5 miles SE of its intersection with Pentz Road. Vernal pool. 54 Comment
  CHSC79290  Chamaesyce hooveri Beecher Crampton 1978-8-21 9659 Butte Ca. 10 miles S.E. of Chico, 1/2 mile south of the jct. of Pentz road and Hwy. 99. Dry bed of Esquon Lake. Comment
  JEPS83932  Chamaesyce hooveri R. D. Stone 1986-7-15 750 Butte 10 mi se Chico (0.1 mi e of Hwy 99, 0.5 mi se of intersection with Pentz Rd); Esquon Lake 54 Comment
  CHSC45277  Chamaesyce nutans Vernon Oswald 1988-10-29 3721 Butte Chico Tree Improvement Center (former USDA Plant Introduction Station) in se Chico. 68 Comment
  CHSC60678  Chenopodium californicum Vernon H. Oswald; Jim Snowden 1993-2-27 5231 Butte Near rimrock on the N side of the first canyon (unnamed) on the SE side of Neal Rd., just east of the double power transmission lines. 121 Comment
  CHSC60679  Chenopodium californicum Vernon H. Oswald; Jim Snowden 1993-3-18 5232 Butte Near rimrock on the N side of Nugen Canyon, on the SE side of Neal Rd., about 0.25 mi. south of 'The Narrows'. 121 Comment
  CDA3122  Chenopodium multifidum D. G. Kelch 2006-8-2 6 .349 Butte Butte Creek, north of Durham-Dayton Highway. Comment
  CHSC69680  Chenopodium pratericola Vernon Oswald 1987-6-15 3002 Butte Butte Creek Reserve on the n side of Butte Creek, ne of the Skyway. 76 Comment
  CHSC59120  Chorizanthe polygonoides L. P. Janeway; B. Castro 1992-5-9 4163 Butte Unnamed canyon on southeast side of Neal Road up-canyon ca 1/2 mi from the Butte County Land Fill; ca 1 1/2 mi northeast of Hwy 99. 80 Comment
  SJSU9096  Chorizanthe polygonoides C. D. Duncan 1963-5-4 Butte Neal Rd between Chico & Paradise 487 Comment
  CHSC43863  Chorizanthe polygonoides var. polygonoides Vernon Oswald 1988-4-4 3266 Butte Harter's Cherokee Ranch located on the w side of Hwy 99 between Hwy 149 and Dry Creek. In the northeast part of the ranch. 60 Comment
  CHSC10748  Clarkia concinna subsp. concinna Lowell Ahart 1966-5-17 Butte Honey Run Road, near Chico. 152 Comment
  CHSC3275  Clarkia concinna subsp. concinna M. L. Hillier 1966-5-11 Butte On a ledge above Honeyrun Rd. 2.4 miles e. of covered bridge. Comment
  CHSC60687  Claytonia parviflora subsp. parviflora Vernon H. Oswald; Jim Snowden 1993-3-18 5234 Butte South side of Nugen Canyon, on the SE side of Neal Rd., about 0.4 mi southeast of 'The Narrows'. 109 Comment
  CHSC3582  Claytonia perfoliata subsp. perfoliata Susan Carrauthers 1966-2-21 14 Butte Ca. 5 mi S. of city of Chico 1/2 mi E. of Butte Creek beside old Chico-Oroville Road. Comment
  CHSC43722  Claytonia rubra subsp. rubra Vernon Oswald 1987-3-30 2302 Butte Butte Creek Reserve on the n side of Butte Creek e of Hwy 99. 65 Comment
  CHSC52815  Clematis lasiantha Michael P. Crivello 1979-4-14 Butte 3 mi ne intersection of Skyway and Humbug rd., on Skyway. 100 yds s of road, on south slope. 137 Comment
  CHSC11076  Collinsia heterophylla Lowell Ahart 1961-5-4 Butte Along Humbug Road, Chico. 152 Comment
  HSC71258  Collinsia sparsiflora J. P. Smith 1973-3-22 5914 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  UC196054  Collinsia sparsiflora var. sparsiflora A. A. Heller 1914-3-9 11190 Butte Chico, in a field near the U.S. Plant Introduction Garden Chico Comment
  CHSC45347  Collomia heterophylla Vernon Oswald 1987-3-31 2304 Butte Butte Creek Reserve on the s side of Butte Creek n of the Skyway, ca. 0.1 mi w of the double set of transmission lines. On a sand bar along the creek. 85 Comment
  CHSC1623  Comandra umbellata subsp. californica V. Holt 1935-5-3 Butte Butte Creek. Bank of road cut. 121 Comment
  CHSC50805  Cordylanthus pilosus subsp. trifidus Vernon Oswald; Mary Bailey 1990-8-2 4428 Butte Nance Canyon just north of the power transmission lines, ca. 1 mi north-northeast of the Butte County Sanitary Landfill on Neal Rd. 97 Comment
  POM77913  Cornus glabrata C. C. Bruce 1897-05 1823 Butte Butte Creek. Comment
  CHSC49700  Cortaderia selloana Vernon Oswald 1987-9-9 3240 Butte Butte Creek Preserve on the s side of Butte Creek, n of the Skyway, ca. 0.1 mi e of the diversion dam for Crouch Ditch. On the bottom of a dredger pond. 80 Comment
  CHSC65421  Crassula aquatica Vernon Oswald 1988-3-16 3258 Butte Butte Creek Canyon Ecological Reserve on the south side of Butte Creek e of Hwy 99 near the control valves for Durham Mutual Ditch. 67 Comment
  CHSC31019  Crassula tillaea M. S. Taylor 1980-3-15 2381 Butte Ca. 1/4 mi s of Pentz Rd, ca. 1/8 mi e of Hwy 99, ca. 15 mi s of Chico. 54 Comment
  CHSC33291  Croton setiger S. Posner 1972-9-24 2 Butte Edge of Skyway between Hwy. 99 and Humbug Rd. Comment
  POM266636  Crypsis vaginiflora J. C. Roos 1939-7-3 1521 Butte a few miles southeast of Chico Comment
  CAS-BOT-BC7279  Cynoglossum austinae C. C. (Mrs.) Bruce 1897-3-1 2092 Unknown Butte Creek Comment
  UC1600458 Image available Cynoglossum austinae unknown Unknown Comment
  CHSC34528  Cynoglossum grande R. E. Preston 1982-2-11 164 Butte W facing slope of Clements Ridge, ca. 3.5 mi s of Paradise. 304 Comment
  CHSC45113  Cyperus bipartitus Vernon Oswald 1987-6-15 3001 Butte Butte Creek Reserve on the n side of Butte Creek, ne of the Skyway. 76 Comment
  CHSC68378  Cyperus bipartitus L. P. Janeway; C. A. Janeway 1986-10-4 1903 Butte Gravel bar along Butte Creek about 2 1/2 mi east of The Skyway. 45 Comment
  CHSC45248  Cyperus eragrostis L. P. Janeway; C. A. Janeway 1986-10-4 1905 Butte Gravel bar along Butte Cr ca 2 1/2 mi east of The Skyway. 45 Comment
  CHSC55607  Cyperus eragrostis L. P. Janeway; C. A. Janeway 1986-10-4 1905 Butte Gravel bar along Butte Creek ca 2 1/2 mi east of Skyway. 45 Comment
  CHSC68384  Cyperus eragrostis L. P. Janeway 1988-6-29 2905 Butte Spring where Crouch Ravine fades into Coon Ridge; 1/4 mi south of the Skyway, 2.9 mi east of the Skyway bridge over Butte Creek. 170 Comment
  CHSC45126  Cyperus erythrorhizos Vernon Oswald 1987-7-8 3099 Butte Butte Creek Reserve, on the north side of Butte Creek east of the Skyway, east of Chico. 74 Comment
  CHSC68390  Cyperus erythrorhizos L. P. Janeway; C. A. Janeway 1986-10-4 1907 Butte Gravel bar along Butte Creek about 2 1/2 mi east of The Skyway. 45 Comment
  CHSC68391  Cyperus erythrorhizos L. P. Janeway 1986-10-19 1934 Butte Along Butte Creek on west side of Hwy 99. 60 Comment
  CHSC68353  Cyperus niger L. P. Janeway 1986-10-19 1926 Butte Along Butte Creek on west side of Hwy 99. 60 Comment
  CHSC68395  Cyperus niger L. P. Janeway; C. A. Janeway 1986-10-4 1909 Butte Gravel bar along Butte Creek about 2 1/2 mi east of The Skyway. 45 Comment
  CHSC68403  Cyperus niger L. P. Janeway 1988-6-26 2884 Butte Southeast rim of Coon Ridge overlooking Nance Canyon; about 0.6 mi northeast of the high voltage power lines. 182 Comment
  CHSC68404  Cyperus niger L. P. Janeway 1988-6-29 2903 Butte Spring where Crouch Ravine fades into Coon Ridge; 1/4 mi south of the Skyway, 2.9 mi east of the Skyway bridge over Butte Creek. 170 Comment
  CHSC55606  Cyperus squarrosus L. P. Janeway; C. A. Janeway 1986-10-4 1904 Butte Gravel bar along Butte Creek ca 2 1/2 mi east of Skyway. 45 Comment
  CHSC56609  Cyperus strigosus L. P. Janeway 1988-6-26 2885 Butte Southeast rim of Coon Ridge overlooking Nance Canyon; ca 0.6 mi northeast of the high-voltage power-lines. 60 Comment
  CHSC68414  Cyperus strigosus L. P. Janeway; C. A. Janeway 1986-10-4 1906 Butte Gravel bar along Butte Creek about 2 1/2 mi east of The Skyway. 45 Comment
  CHSC68415  Cyperus strigosus L. P. Janeway; C. A. Janeway 1986-10-4 1908 Butte Gravel bar along Butte Creek about 2 1/2 mi east of The Skyway. 45 Comment
  CHSC68417  Cyperus strigosus L. P. Janeway 1986-10-19 1932 Butte Along Butte Creek on west side of Hwy 99. 60 Comment
  CHSC68418  Cyperus strigosus L. P. Janeway 1986-10-19 1933 Butte Along Butte Creek on west side of Hwy 99. 60 Comment
  CHSC68420  Cyperus strigosus L. P. Janeway 1988-6-29 2904 Butte Spring where Crouch Ravine fades into Coon Ridge; 1/4 mi south of the Skyway, 2.9 mi east of the Skyway bridge over Butte Creek. 170 Comment
  CHSC27205  Datura ferox 1978-10-19 Butte South of Durham, along Midway, near junction of Standord Lane and crossing of the latter by S.P.T. Co. RR. Comment
  CHSC4033  Delphinium gracilentum Sadie Gualtieri 1967-3-6 Butte Collected: on Skyway to Paradise, 3 to 5 miles outside Chico; fields on S. side of hiway. Comment
  CHSC28157  Delphinium variegatum R. J. Goedl 1979-4-14 17 Butte Ca. 3.5 mi e of Highway 99, 20 ft n of Skyway. Field. 213 Comment
  CHSC41516  Delphinium variegatum Thomas A. Welgan 1979-4-18 12 Butte Ca. 3.5 mi e of Highway 99 and Chico on Skyway 20 ft n of Skyway. Field. 213 Comment
  CHSC52503  Delphinium variegatum V. F. Pappas 1975-4-26 19 Butte 8.5 mi s of Chico on Highway 99E at Oroville Junction. 59 Comment
  CHSC52506  Delphinium variegatum D. D. Schultz 1975-5-4 6 Butte 20 yds n of .9 mi n of intersection of Bruce Rd. and E. Park Ave. 70 Comment
  CHSC52507  Delphinium variegatum Lisa Sedlacek 1978-4-19 13 Butte Collected on the ne corner at the jct of Humbug and the Skyway. 77 Comment
  CHSC53301  Delphinium variegatum V. L. Keeran 1976-4-13 20 Butte Ca. 200 m e of Skyway ca. 8.3 km ese of Chico and 10 km wsw of Paradise. 334 Comment
  CHSC90040  Delphinium variegatum Rebecca L. Hill 1990-4-8 11 Butte Ca. .5 mi se of jct of Oroville Chico Hwy and Mesa Road. W side of Oroville Chico Hwy, ca. 6 mi se of Chico. 47 Comment
  CHSC2505  Delphinium variegatum subsp. variegatum W. Fitzwater 1958-4-12 Butte Plains on Oroville Hwy. between Oroville and Chico. Comment
  CHSC25133  Delphinium variegatum subsp. variegatum J. Brattan 1974-4-15 5 Butte Found ca. 25 ft. s of Skyway, ca. 1.5 mi se of Burton's Mesa Restaurant, ca. 6 mi e of Chico. 152 Comment
  CHSC4081  Delphinium variegatum subsp. variegatum J. E. Bowlin 1967-4-14 19 Butte Near the railroad tracks, ca 30 ft. from the Skyway and ca. 1.8 mi e of the corner of Skyway and Humbug Rd., Chico. 60 Comment
  CHSC9126  Deschampsia cespitosa Willis Ball 1970-3-10 69 Butte Along the Skyway to Paradise, about 5 miles after the turn off to Paradise from hwy 99E. On the right side of the road. 182 Comment
  CAS-BOT-BC192654  Deschampsia danthonioides Lowell Ahart 1983-5-12 3977 Butte About 0.5 mi. NE of Highway 99 and Pentz Road 65 Comment
  CHSC47613  Deschampsia danthonioides Lowell Ahart 1983-5-12 3977 Butte On the bottom and sides of vernal pools, about 1/2 mile north-east of Highway 99 and Pentz Road. 60 Comment
  CHSC2815  Dichelostemma capitatum subsp. capitatum David Prall 1965-3-14 1 Butte Ca. 2 yards south of Neal Rd. 1 mile east of Highway 99E. 106 Comment
  CHSC28905  Dichelostemma capitatum subsp. capitatum M. S. Taylor 1980-3-1 2332 Butte West end of county dump on n side of Neal Rd, ca. 1 mi e of Hwy 99, ca. 7 mi s of Chico. 76 Comment
  CHSC4223  Dichelostemma capitatum subsp. capitatum L. R. Alexander 1967-3-9 29 Butte Fairly abundant 4 mi. se of Chico ca. 200 yds. Off the left hand side of Paradise road. 182 Comment
  CHSC79869  Dichelostemma capitatum subsp. capitatum Leanna Brown 1999-3-9 20 Butte Canyon Rim Pl. Rd. and Skyway. 130 Comment
  CHSC9271  Dichelostemma capitatum subsp. capitatum D. C. Burns 1971-3-17 101 Butte Abundant 5 yds. N side of Honey Run rd., ca. 2.3 mi e of the intersection of Honey Run rd. and the Skyway. 91 Comment
  HSC45005  Dichelostemma capitatum subsp. capitatum J. P. Smith 1973-3-22 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  CHSC23469  Dichelostemma multiflorum J. R. Lee 1974-4-22 3 Butte 25 yds n of Skyway and 6 mi e of Chico city limits. 152 Comment
  CHSC7132  Dichelostemma multiflorum J. Borgstrom 1969-5-2 23 Butte Ca. 100 yds e of 99E and Neal Rd, on Neal Rd, 3 ft. off of s side of rd. 39 Comment
  UCD80430  Dichelostemma multiflorum CNPS SN Foothill Team 2006-5-25 SNNR 0958 Butte Horning Ranch, private. 189 Comment
  CHSC113803  Dichelostemma volubile M. Ocken 2011-4-8 Butte Big Chico Creek Ecological Reserve, off Hwy 32. 396 Comment
  CDA2107  Digitaria ischaemum D. G. Kelch 2006-8-2 6 .35 Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  CHSC62335  Diospyros B. Castro 1990-5-6 421 Butte Within the Chico Tree Improvement Center at SE edge of Chico, via Morrow Lane, close to banks of a branch of Comanche Creek (or 'Edgar Slough'). 70 Comment
  CHSC3304  Diplacus grandiflorus M. L. Hillier 1966-5-1 Butte Above rd. side. 7 miles from C.S.C. Admin. build. n.e. on Humbug Rd. Comment
  CAS-BOT-BC154170  Diplacus tricolor A. A. Heller 1914-4-24 11314 Butte Chico-Oroville road 7/8 miles from Chico Comment
  CAS-BOT-BC154171  Diplacus tricolor A. A. Heller 1914-4-24 11314 Butte Chico-Oroville road 7/8 miles from Chico Comment
  CHSC91109  Diplacus tricolor Lowell Ahart 2005-5-28 11825 Butte Bottom of vernal pools, pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 67 Comment
  CHSC108044  Dittrichia graveolens L. P. Janeway 2011-10-21 10773 Butte Sacramento Valley. East edge of Hwy 99 at north corner of Durham-Pentz Road overpass fill slope. 52 Comment
  CHSC109851  Dittrichia graveolens L. P. Janeway 2012-11-14 11083 Butte Cascade Range Foothills. Along Skyway between Chico and Para-dise, 5.3 road km east of its bridge over Butte Creek; along inner edge of west-bound lane. 215 Comment
  CHSC13897  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 248 Butte 0.3 mi e on Neal Road from Hwy 99 on n side of road. Comment
  CHSC3290  Dodecatheon clevelandii subsp. patulum M. L. Hillier 1966-2-21 Butte Old Oroville Chico rd. 3/4 miles w. of highway 99E along rd. side. Comment
  CHSC3548  Dodecatheon clevelandii subsp. patulum Gary Dutton 1966-2-21 27 Butte Found N.W. of 99E on Neal Rd. about 1/2 mile. Comment
  CHSC3563  Dodecatheon clevelandii subsp. patulum R. D. Briggs 1966-3-21 39 Butte Along Durham-Pentz Rd., 5 miles SSE of downtown Chico and 1 mile west of hwy US 99E. 57 Comment
  CHSC3620  Dodecatheon clevelandii subsp. patulum John Francis 1966-2-21 22 Butte 1/2 mile S. of intersection on Neal Rd. and Hwy 99E on Neal Road. Plant growing in pasture. Comment
  CHSC3506  Dodecatheon clevelandii var. patulum M. Gregg 1966-2-21 14 Butte Old Chico-Oroville Rd. So. East of Chico. 1/4 mile from Hwy 99E. 53 Comment
  CHSC21743  Downingia bicornuta Robert A. Schlising 1963-5-4 2552 t Butte 0.3 mi S of Jct 99E and Pentz Rd. 91 Comment
  CHSC25346  Downingia bicornuta M. P. Hayes 1977-4-24 19 Butte Under gully culvert along Hwy. 99 ca. 2.2 km s of Butte Creek. 60 Comment
  CHSC109728  Downingia bicornuta var. bicornuta B. Castro 2006-5-25 1532 Butte Sacramento Valley. Ca 8 mi SE of Chico, ca 0.5 mi E of Hwy 99 0.4 mi NE of its jcn with Durham-Pentz Rd. By pond next to E-W ranch road along transmission lines through flt grasslands with intermittent stream (unnamed tributary to Hamlin Ck). 56 Comment
  CHSC70790  Downingia bicornuta var. bicornuta B. Castro 1995-6-6 574 Butte Ca 4 air mi SE of Chico, W of Hwy 99, on E side of the Oro-Chico Hwy ca 0.3 mi N of its jcn with Neal Road. 53 Comment
  CHSC81239  Downingia bicornuta var. bicornuta J. Trizzino 2001-4-25 60 Butte Oro-Chico Highway, 0.25 mi west of Neal Road. 54 Comment
  JEPS29145  Downingia bicornuta var. bicornuta John H. Weiler and A. P. Nelson 1961-5-29 61244 Butte 5 mi s Chico (e side of U.S. Highway 99 E (bridge 12-125)) Comment
  UC1244001  Downingia bicornuta var. bicornuta John H. Weiler and A. P. Nelson 1961-5-29 61244 Butte 5 mi s Chico (e side of U.S. Highway 99 E (bridge 12-125)) Comment
  UC196262  Downingia bicornuta var. bicornuta A. A. Heller 1914-4-24 11316 Butte 5 mi from Chico (Chico-Oroville road) Comment
  CHSC181  Downingia insignis V. Holt 1935-5-15 Butte Oroville road. 76 Comment
  CHSC21744  Downingia ornatissima Robert A. Schlising 1963-5-4 2553 d Butte 0.3 mi S of Jct 99E and Penz Rd. 91 Comment
  CHSC8625  Draba verna D. Patton 1968-3-5 72 Butte Collected ca. 1 1/2 mi e of Chico near edge of The Skyway. 91 Comment
  CHSC48331  Draba verna var. verna Vernon Oswald 1987-3-26 2296 Butte Butte Creek Reserve on the e side of the Skyway and n side of Butte Creek near the entry gate. 71 Comment
  CHSC686  Draperia systyla V. Holt 1935-5-24 Butte Butte Creek. 121 Comment
  CHSC23541  Dysphania botrys M. S. Taylor 1975-10-29 968 Butte Along Butte Creek, ca. 250 yds s of Humbug Rd and ca. 2 mi e of junc of the Skyway and Humbug Rd, ca. 8 mi e of Chico, Comment
  CDA14356  Echinochloa oryzicola B. Voorhees 1997-8-21 s.n. Butte Davit Dayton Ranch, south of Chico. 0 Comment
  CHSC43788  Eleocharis bella Vernon Oswald 1987-5-25 2924 Butte Butte Creek Reserve on the se side of Butte Creek ne of Hwy 99, downstream from the dam for the Durham Mutual Ditch. 68 Comment
  CHSC45131  Eleocharis macrostachya Vernon Oswald 1987-7-20 3139 Butte Butte Creek Reserve on the s side of Butte Creek, n of the Skyway, between the dam for Crouch Ditch and the double set of transmission lines. 82 Comment
  CHSC56613  Eleocharis macrostachya L. P. Janeway 1988-6-26 2886 Butte Southeast rim of Coon Ridge overlooking Nance Canyon; ca 0.6 mi northeast of the high-voltage power-lines. 60 Comment
  CHSC68432  Eleocharis macrostachya L. P. Janeway 1986-10-19 1928 Butte Along Butte Creek on west side of Hwy 99. 60 Comment
  CHSC68439  Eleocharis macrostachya L. P. Janeway 1988-6-29 2907 Butte Spring where Crouch Ravine fades into Cool Ridge; 1/4 mi south of the Skyway, 2.9 mi east of the Skyway bridge over Butte Creek. 170 Comment
  CHSC117404  Eleocharis pachycarpa B. Castro; Tom Boullion, Jessica Boyt 2008-10-21 1771 Butte Sacramento Valley. Ca 3.5 mi SE of Chico, 3 mi NE of Durham, near W edge of Butte Creek ca 0.5 mi upstream of its crossing under the Oro-Chico Hwy. 57 Comment
  CHSC43789  Eleocharis quadrangulata Vernon Oswald 1987-9-9 3239 Butte Butte Creek Reserve on the s side of Butte Creek, n of the Skyway, ca. 0.4 mi e of the diversion dam for Crouch Ditch. 82 Comment
  CHSC98334  Elymus caput-medusae L. P. Janeway; B. Castro 2007-5-19 8979 Butte Cascade Range Foothills. Bottom of un-named drainage on southesast side of Neal Road, 2.9 air km northeast of Hwy 99, approximately under the high power lines. On the lowest terrace above the dry dreek; dry hard clay soil, Tuscan Mudflow outcrops (volcanic) above. 91 Comment
  CHSC3342  Ephedra distachya Robert L. Smith 1966-3-1 21 Butte U. S. Plant Introduction Station 5 miles S. E. of Chico. Comment
  CHSC60115  Epilobium cleistogamum B. Castro; L. P. Janeway 1992-5-16 455 Butte In bottoms of vernal pools and drainage channels SE of Neal Road. 54 Comment
  CHSC48633  Epilobium minutum Vernon Oswald 1987-4-20 2333 Butte Butte Creek Preserve on the s side of the creek ne of the Skyway. 85 Comment
  CHSC35104  Epilobium pygmaeum R. Schlising; J. D. Jokerst 1980-7-2 3823 Butte SE of Chico, along Skyway, 0.5 mi W of jct with Humbug Road, by Butte Creek Diversion Channel. Vernal pool along Skyway. 68 Comment
  CHSC28717  Epilobium torreyi R. A. Schlising 1979-5-27 3422 Butte Northeast of Chico and southwest of Paradise, near the Skyway. Comment
  CHSC7140  Epilobium torreyi M. I. Moore 1969-4-22 12 Butte 20 ft. n of Pentz Rd., 200 yds. e of Hwy. 99. 76 Comment
  UCD18875  Epilobium torreyi Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-3 183 Butte Off of Hwy 99, 2 mi. north of its intersection with Hwy 149, Book Family Farm, Book Ranch Site, pool # BOO072, UTMs: 10S0611198; 4386920. Comment
  CHSC49237  Eragrostis cilianensis Vernon Oswald 1987-7-6 3095 Butte Butte Creek Preserve on the s side of Butte Creek ca. 0.25 mi e of the Hwy 99 bridge. 67 Comment
  CHSC45106  Eragrostis pilosa var. pilosa Lowell Ahart 1988-8-10 6169 Butte On the south edge of Pentz Road, about 1 mile east of Highway 99. 60 Comment
  CAS-BOT-BC286914  Ericameria ericoides Sally Bianco 1995-6-23 1018 Monterey Near Marina Airport, S of Reservation Rd on old Ft Ord Army Base 49 Comment
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Oct 30 2018
  CAS-BOT-BC296822  Erigeron divergens Mrs. C. C. Bruce 1897-5-1 2115 Butte Butte Creek Comment
  CHSC28948  Erigeron lassenianus var. lassenianus M. S. Taylor 1978-7-19 1791 Butte At the Helispot, ca. 1/2 mi s of Humbug Summit on e side of Humbug Rd. 1950 Comment
  CHSC3344  Eriobotrya japonica Robert L. Smith 1966-3-1 12 Butte U.S. Plant Introduction Station, 5 miles S.E. of Chico. Comment
  A402750  Eriodictyon californicum A. A. Heller 1915-4-20 11856 Unknown 7 miles below Centerville in the Sierra foothills 76 Comment
  CAS-BOT-BC216046  Eriodictyon californicum A. A. Heller 1915-4-20 11856 Butte 7 miles below Centerville in the Sierra foothills on the banks of Butte Creek 76 Comment
  CAS-BOT-BC216047  Eriodictyon californicum A. A. Heller 1915-4-20 11856 Butte 7 miles below Centerville in the Sierra foothills on the banks of Butte Creek 76 Comment
  CHSC33364  Eriodictyon californicum S. Posner 1972-9-24 Butte Betweem dredger tailings off Humbug Rd. 200 yds. south of Humbug Rd., 3 miles east of Skyway. Comment
  GH402725  Eriodictyon californicum A. A. Heller 1915-4-20 11856 Unknown 7 miles below Centerville in the Sierra foothills Comment
  LA205650  Eriodictyon californicum A. A. Heller; 1915-4-20 sn Butte 7 mi. below Centerville in the Sierra foothills 76 Comment
  POM73515  Eriodictyon californicum C. C. Bruce 1897-05 1811 Butte Butte Creek. Comment
  RSA31114  Eriodictyon californicum A. A. Heller 1915-4-20 11856 Butte 7 miles below Centerville. Butte Creek. 76 Comment
  CHSC45366  Eriogonum luteolum var. luteolum Vernon Oswald 1987-7-6 3097 Butte Butte Creek Reserve on the n side of Butte Creek, ca. 0.25 mi e of the Hwy 99 bridge. 67 Comment
  CHSC33983  Eriogonum nudum var. pubiflorum S. Posner 1972-10-24 Butte Between dredger tailings, 150 yds. south of Humbug Rd., 3 miles from Butte Creek Rock Co. Chico. Comment
  CHSC4072  Erodium botrys H. E. Lindahl 1967-3-25 17 Butte Located ca 40 ft. s of intersection of Durham-Oroville Highway and Chico-Oroville highway. 60 Comment
  CHSC31154  Erodium brachycarpum M. S. Taylor 1980-3-1 2331 Butte West end of Dump, on n side of Neal Rd, ca. 1 mi e of Hwy 99, ca. 7 mi s of Chico. 76 Comment
  CHSC4003  Erodium brachycarpum L. R. Alexander 1967-3-29 13 Butte Found 1 mi. from Chico on the left hand side of Paradise road. 60 Comment
  CHSC14197  Eryngium castrense F. T. Griggs 1973-3-20 Butte 10 miles s of Chico, 0.4 miles s of the inersection of Pentz Road and Hwy 99E. Comment
  CHSC46111  Eryngium castrense J. D. Jokerst 1982-4-6 1519 Butte East of and adjacent to Highway 99 1.0 mi N of its junction with Neil Rd. Comment
  RSA481930  Eryngium castrense Aaron Liston, Sara Meury 1988-5-28 743 -5 Butte 15 km (air) SE of Chico. 1/4 mi. S of Pentz Rd., 1/8 mi. E of Hwy 99. 55 Comment
  UC1551929  Eryngium castrense Aaron Liston, Sara Meury 1988-5-28 743 -5 Butte 15 km (air) SE of Chico (1/4 mi S of Pentz Road, 1/8 mi E of Hwy. 99) 55 Comment
  SD225723  Eryngium vaseyi Carol Witham, Jennifer Buck 2001-5-3 186 Butte Off Hwy 99, 2 mi north of its intersection with Hwy 149, Book Family Farm, Book Ranch Site, pool # BOO072 Comment
  CHSC24153  Erythranthe glaucescens B. Bunge 1976-4-20 16 Butte Ca. 100 yd s of Skyway, ca 5 mi ese of Chico. 213 Comment
  CHSC44944  Erythranthe glaucescens Cathy Young 1988-4-23 8 Butte 1/4 mi e of Durham, 50 yds n of Durham Highway on the w bank of Butte Creek. 67 Comment
  CHSC45737  Erythranthe guttata Cathy Young 1988-4-23 9 Butte 1/4 mi e of Durham, 50 yds n of Durham Highway on the w bank of Butte Creek. 67 Comment
  CHSC48998  Erythranthe guttata Vernon Oswald 1987-5-12 2394 Butte Butte Creek Reserve on the s side of Butte Creek, n of the Skyway, between Crouch Ditch dam and the double set of transmission lines. 80 Comment
  CHSC24875  Eschscholzia californica T. F. Burnham 1976-4-24 17 Butte Ca. .5 mi s of Skyway, 5.8 mi e of Chico. 246 Comment
  CHSC23471  Eschscholzia lobbii J. R. Lee 1974-4-22 3 Butte 10 yds s of road on the Skyway ca. 6 mi from Chico city limits. 152 Comment
  CHSC24152  Eschscholzia lobbii B. Bunge 1976-4-20 15 Butte Ca. 100 yd of Skyway, 5 mi ese of Chico. 213 Comment
  CHSC4000  Eschscholzia lobbii L. R. Alexander 1967-4-2 4 Butte Found 1 mi. from Chico on Paradise road on left hand side of road. 60 Comment
  HSC67920  Eschscholzia lobbii J. P. Smith 1973-3-22 5918 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  CHSC48615  Eucalyptus camaldulensis Vernon Oswald 1987-6-8 2961 Butte Butte Creek Reserve on the nw side of the creek near the Little Chico-Butte Creek Diversion Channel, ne of Hwy 99. 68 Comment
  UCD34285  Euphorbia hooveri Beecher Crampton 1978-8-21 9659 Butte Ca. 10 miles S.E. of Chico, 1/2 mile south of the jct. of Pentz road and Hwy.99. Comment
  UCD35608  Euphorbia hooveri Beecher Crampton 1958-8-12 5070 Butte 10 miles southeast of Chico. Comment
  CHSC48379  Euphorbia lathyris Vernon Oswald 1987-4-22 2341 Butte Along Durham Mutual Ditch e of Butte Creek and ne of Hwy 99, ca 1600 ft s of the diversion dam on Butte Creek. 68 Comment
  RSA572325  Euphorbia ocellata var. ocellata Robert F. Hoover 1938-8-2 3718 Butte 7 miles southeast of Chico. Comment
  CHSC48380  Euphorbia peplus Vernon Oswald 1987-3-26 2297 Butte Butte Creek Reserve on the e side of the Skyway and n side of Butte Creek. Between some ponds in dredger tailings. 73 Comment
  CHSC49837  Euphorbia spathulata Vernon Oswald 1990-3-24 4139 Butte Nance Canyon on the n side of Neal Rd, ca. 0.7 mi ene of the double power transmission lines, ca. 1.7 mi ne of Butte County Sanitary Landfill. 121 Comment
  A378054  Frangula californica subsp. tomentella A. A. Heller 1915-5-16 11869 Unknown Chico-Centerville road 3 miles from Chico Comment
  CAS-BOT-BC62907  Frangula californica subsp. tomentella A. A. Heller 1915-5-16 11869 Butte Chico-Centerville road 3 mi. from Chico. Comment
  CAS-BOT-BC62944  Frangula californica subsp. tomentella A. A. Heller 1915-5-16 11869 Butte Chico-Centerville road 3 mi. from Chico. Comment
  GH378038  Frangula californica subsp. tomentella A. A. Heller 1915-5-16 11869 Unknown Chico-Centerville road 3 miles from Chico Comment
  LA207663  Frangula californica subsp. tomentella A. A. Heller; 1915-5-16 11869 Butte Chico-Centerville rd 3 mi. from Chico Comment
  CHSC36162  Galium porrigens var. tenue Linyi Maslin 1981-3-25 6 Butte Bank SE of Butte Creek Canyon off Skyway between Chico and Paradise. 242 Comment
  CHSC7105  Galium porrigens var. tenue Harley J. Parmenter 1969-2-11 7 Butte 40 yds. N of the entrance to Burtons Mesa. 298 Comment
  CHSC25343  Galium tricornutum Marc P. Hayes 1977-4-24 20 Butte Adjacent Hwy 99 ca. 2.3 km S of Butte Creek. 60 Comment
  RSA129645  Gastridium phleoides P. L. Johannsen 1935-5-27 677 Butte 4 miles SE of Chico. 84 Comment
  UC579315  Gastridium ventricosum P. L. Johannsen 1935-5-27 677 Butte four mi se Chico; Chico Quad. 83 Comment
  CHSC3487  Genista monspessulana Roger Jaegel 1966-4-20 112 Butte Located on Chico - Paradise road, four miles east of Chico. Comment
  CHSC8624  Geranium dissectum D. Patten 1968-3-5 71 Butte Collected ca. 3 mi. e of Chico on the n shoulder of Honey Run Road. 91 Comment
  CHSC26604  Geranium molle T. S. Byler 1976-4-20 7 Butte Ca. 100 yds. S of Skyway 5.0 mi. E of California Highway 99-Skyway junction. 228 Comment
  CHSC39648  Geranium molle Lowell Ahart 1983-4-10 3926 Butte On steep sidehill, about 1 1/2 miles north-east of Highway 99 and Pentz Road. 100 Comment
  CHSC52103  Gilia capitata subsp. pedemontana Steven Triano 1987-4-6 29 Butte Ca. 6 ft n of Honey Run Rd. ca. 3.0 mi e of the Skyway in se Chico. 79 Comment
  CHSC24736  Gilia tricolor L. Casto 1976-4-28 18 Butte 50 yd s of Skyway, ca. 4 mi e of intersection of Hwy 99 and Skyway. 182 Comment
  CHSC51103  Gilia tricolor J. Monelo 1990-3-20 15 Butte On n side of Skyway, ca 5 mi e of Hwy 99, Chico. Comment
  CHSC52104  Gilia tricolor Carol A. Bordin 1983-4-11 11 Butte Ca. 0.5 mi e of Hwy 99 on Durham Pentz Rd, n of Falager Ct, n Durham Pentz Rd, ca. 4 mi e of Durham. 54 Comment
  HSC45815  Gilia tricolor J. P. Smith 1973-3-22 5920 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  CHSC44966  Githopsis pulchella subsp. campestris Pauleen Broyles 1988-4-19 1106 Butte Lower Nance Canyon. 95 Comment
  JEPS28831  Githopsis pulchella subsp. campestris L. R. Heckard with R. Bacigalupi 1962-6-1 1305 Butte about 3 mi e Chico (just of Centerville road, about 1 mi e of its junction with the Paradise road (Skyway)) 67 Comment
  CHSC20523  Githopsis specularioides M. S. Taylor 1975-4-29 536 Butte Scattered on s side of Pentz Rd, ca. 1/4 mi e of Hwy 99, ca. 15 mi s of Chico. Comment
  CHSC60606  Githopsis specularioides L. P. Janeway; B. Castro 1992-5-10 4165 Butte Un-named canyon on southeast side of Neal Road about opposite and up-canyon 1/2 mi from the Butte County Landfill; ca 1 3/4 mi northeast of Hwy 99. 79 Comment
  UC890660  Githopsis specularioides A. A. Heller 1915-4-20 11853 Butte 3 mi from Chico (Chico-Centerville road) Comment
  CHSC49551  Glyceria elata Vernon Oswald 1987-6-8 2958 Butte Butte Creek Reserve on the se side of the creek, ne of Hwy 99. 67 Comment
  CHSC117593  Gnaphalium stramineum B. Castro; Tom Bouillon 2008-7-10 1761 Butte Sacramento Valley. Ca 3.5 mi SE of Chico, 3 mi NE of Durham, near W edge of Butte Creek ca 0.5 mi upstream of its crossing under the Oro-Chico Hwy. Growing on flat bench between W levee and the creek within recently planted, irrigated riparian restoration area. 57 Comment
  CHSC43159  Gratiola ebracteata R. A> Schlising 1980-4-2 3529 Butte About 7 miles south of Chico along Chico-Oroville Highway, 1.1 mile N of jct with Pentz Road at Hwy 99. Comment
  CDA5437  Heliotropium europaeum D. G. Kelch 2006-8-2 6 .34 Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  SD175807  Heliotropium europaeum D. G. Kelch 2006-8-2 06 340 Butte Along butte Cree, north of Durham-Dayton Highway. 46 Comment
  CHSC50313  Hemizonia congesta subsp. clevelandii Vernon Oswald; Mary Bailey 1990-5-19 4219 Butte First side branch of Nance Canyon northeast of the power transmission lines, its head at 'The Narrows,' ca. 1.2 mile northeast of the Butte County Sanitary Landfill on Neal Rd, south of Chico. 115 Comment
  CHSC25344  Hemizonia congesta subsp. luzulifolia M. Hayes 1977-7-3 23 Butte Along Pentz Rd. 2.0 km east of Highway 99. 80 Comment
  CHSC26762  Hemizonia congesta subsp. luzulifolia M. S. Taylor; M. Hayes 1977-8-16 1445 Butte On s side of Pentz Rd near culvert, ca. 1.2 mi e of jct of Pentz Rd and Hwy 99, ca. 15 mi s of Chico. 60 Comment
  CHSC50797  Hemizonia congesta subsp. luzulifolia Vernon Oswald; Mary Bailey 1990-8-2 4426 Butte Nance Canyon just north of the power transmission lines, ca. 1 mi north-northeast of the Butte County Sanitary Landfill on Neal Rd. 97 Comment
  CHSC50798  Hemizonia congesta subsp. luzulifolia Vernon Oswald; Mary Bailey 1990-8-2 4427 Butte Nance Canyon just north of the power transmission lines, ca. 1 mi north-northeast of the Butte County Sanitary Landfill on Neal Rd. 97 Comment
  UC726326  Hemizonia congesta subsp. luzulifolia A. A. Heller 1941-9-13 16310 Butte 9 mi from Chico (Oroville Road) Comment
  UCD34287  Hemizonia congesta subsp. luzulifolia Beecher Crampton 1978-8-21 9661 Butte ca. 10 miles S.E. of Chico, 1/2 mile south of the jct. of Pentz road and Hwy.99. Comment
  CHSC48255  Herniaria hirsuta subsp. hirsuta Vernon Oswald 1987-4-16 2331 Butte Butte Creek Preserve on the n side of Butte Creek e of the Skyway. On a flood plain of the creek. 74 Comment
  CHSC60652  Hesperevax acaulis var. acaulis Vernon H. Oswald; Jim Snowden 1993-3-31 5247 Butte W portion of McKnight Ranch, which is located E of Hwy. 99 between Neal and Durham-Pentz roads. On the edge of streamlet. 54 Comment
  CHSC60653  Hesperevax acaulis var. robustior Vernon H. Oswald; James Snowden 1993-4-7 5250 Butte SE side of the creek draining Hamlin Canyon, NE of the cattle barns on the McKnight Ranch, E side of Hwy. 99 between Durham-Pentz and Neal roads, S of Chico. 91 Comment
  CAS-BOT-BC310159  Hesperevax caulescens Lowell Ahart 1983-5-12 3975 Butte About 1/2 mile north-east of Highway 99 and Pentz Road 65 Comment
  CHSC49847  Hesperocnide tenella Vernon Oswald 1990-3-7 4137 Butte North side of Skyway between Chico and Paradise, ca. 0.2 mi e of the double power transmission lines. 137 Comment
  CHSC50331  Hesperolinon californicum Vernon Oswald; Mary Bailey 1990-5-19 4220 Butte First branch of Nance Canyon northeast of the power transmission lines, its head at 'The Narrows', ca. 1.2 mile northeast of the Butte County Sanitary Landfill on Neal Rd, south of Chico. 115 Comment
  CHSC60104  Hesperolinon californicum B. Castro; L. P. Janeway 1992-5-9 449 Butte In bottom of unnamed canyon SE of Neal Road in dark, deeply cracking clay in grassland phase of surrounding Foothill Woodland community. 70 Comment
  CHSC67247  Hesperolinon californicum James D. Jokerst; Barbara Castro 1992-5-19 3351 Butte Cascade Range Foothills. Unnamed canyon N of Nugen Canyon on the S side of Neal Rd. near the Butte County Sanitary Landfill. Collected at the veiny Monardella rediscovery site. 76 Comment
  UC1212237  Hesperolinon micranthum Freed W. Hoffman 1951-5-1 3777 Butte along highway from Chico to Paradise Comment
  CAS-BOT-BC203377  Hibiscus lasiocarpos var. occidentalis John Thomas Howell; Thos. H. Kearney 1955-9-6 30907 Butte Bank of Butte Creek east of Butte City on road to Oroville Comment
  CAS-BOT-BC203378  Hibiscus lasiocarpos var. occidentalis John Thomas Howell; Thos. H. Kearney 1955-9-6 30907 Butte Butte Creek on road from Butte City to Oroville Comment
  CAS-BOT-BC203379  Hibiscus lasiocarpos var. occidentalis John Thomas Howell; Thos. H. Kearney 1955-9-6 30707 Butte Butte Creek on road from Butte City to Oroville Comment
  CHSC48569  Hoita macrostachya Vernon Oswald 1987-7-20 3141 Butte Butte Creek Reserve on the s side of Butte Creek, n of the Skyway, ca. 0.1 mi w of the dam for Crouch Ditch. 79 Comment
  CHSC6751  Hordeum marinum subsp. gussoneanum Marilyn Lee 1968-5-3 159 Butte South side of Skyway, ca 6 miles E. of Chico. Comment
  CHSC8217  Hordeum vulgare D. McClain 1969-5-1 71 Butte 5 ft. s.w. of Highway 99E, 6 1/2 mi. s. of Chico. 54 Comment
  CDA5079  Hypericum perforatum D. G. Kelch 2006-8-2 6 .342 Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  CHSC8122  Hypochaeris glabra K. Henegar 1969-4-17 92 Butte Pentz Road, 1/4 m from junction with 99 E. Comment
  CHSC3340  Ilex latifolia Robert L. Smith 1966-3-1 31 Butte U.S. Plant Introduction Station, 5 Miles S.E. of Chico, Calif. Comment
  CHSC27771  Iris macrosiphon David Bendix 1978-4-18 15 Butte 5 m sw of intersection of Neal Road with Skyway, Paradise. 530 Comment
  CHSC2812  Iris macrosiphon David Prall 1965-3-14 Butte At roadside ca. 3 yds. west of Neal Rd. 2 miles east of Highway 99E. 152 Comment
  CHSC3927  Iris macrosiphon Wayne O. Baum 1967-3-24 24 Butte Ca. 2 mi. e. of the Skyway and Humbug Rd. intersection, on the nw. side of Humbug Rd. 91 Comment
  CHSC4034  Iris macrosiphon Sadie Gualtieri 1967-3-6 Butte On Skyway to Paradise, 3 to 5 miles outside of Chico; open field on S. side of hiway. Comment
  CHSC9276  Iris macrosiphon D. C. Burns 1971-3-17 102 Butte 5 yds. n side of Honey Run rd., ca. 2.3 mi e of the intersection of Honey Run rd. and the Skyway. 91 Comment
  CHSC81194  Isoetes howellii J. Trizzino 2001-4-25 58 Butte Oro-Chico Highway, 0.25 mi west of Neal Road, wet ditch on north side of road. 54 Comment
  CHSC30989  Isoetes nuttallii M. S. Taylor 1980-3-15 2382 Butte Ca. 1/4 mi s of Pentz rd, ca. 1/8 mi e of Hwy 99, ca. 15 mi s of Chico. 54 Comment
  CHSC32607  Isoetes nuttallii J. D. Jokerst; R. A. Schlising 1981-3-23 1267 Butte Ca 100 m S of Neil Rd. Comment
  CHSC44626  Isoetes nuttallii Vernon H. Oswald 1987-4-22 2343 Butte Butte Creek Reserve between the creek and Durham Mutual Ditch, ne of Hwy 99. 67 Comment
  CHSC49603  Juncus acuminatus Vernon Oswald 1987-5-18 2906 Butte Butte Creek Reserve on the n side of Butte Creek e of Hwy 99. 68 Comment
  CHSC49604  Juncus articulatus Vernon Oswald 1987-6-8 2959 Butte Butte Creek Reserve on the se side of the creek, ne of Hwy 99. 67 Comment
  CHSC57154  Juncus bufonius var. bufonius J. D. Jokerst 1980-3-26 Butte East of Chico: 100 m northeast of junction of Skyway and Bruce Road. Comment
  CHSC62515  Juncus bufonius var. congestus B. Castro; L. P. Janeway 1992-5-10 455 a Butte Banks of winding drainage channels in flats just SE of Neal Road. 54 Comment
  CHSC47543  Juncus capitatus Lowell Ahart 1983-5-12 3979 Butte Small vernal pools, near the power line, about 1/2 mile north-east of Highway 99 and Pentz Road. 60 Comment
  CHSC49612  Juncus exiguus Vernon Oswald 1987-5-12 2389 Butte Butte Creek Reserve on the s side of Butte Creek, n of the Skyway, between Crouch Ditch dam and the double set of transmission lines. On the edge of Butte Creek. 80 Comment
  CHSC49626  Juncus tenuis Vernon Oswald 1987-5-12 2390 Butte Butte Creek Reserve on the s side of Butte Creek, n of the Skyway, between Crouch Ditch dam and the double set of transmission lines. Near a dredger pond. 80 Comment
  CHSC47577  Juncus uncialis Lowell Ahart 1983-4-10 3931 Butte On the sides of small vernal pools, near the steel power line, about 1/2 mile northeast of Highway 99 and Pentz Road. 60 Comment
  CHSC49630  Juncus xiphioides Vernon Oswald 1987-5-25 2925 Butte Butte Creek Reserve on the se side of Butte Creek ne of Hwy 99, downstream from the dam for the Durham Mutual Ditch. On the flood plain of the creek. 68 Comment
  CAS-BOT-BC80920  Juniperus californica Lowell Ahart 1983-4-10 3922 Butte about 1 1/2 miles north-east of HIghway 99 & Pentz Road 100 Comment
  CAS-BOT-BC80922  Juniperus californica Don Heinz 1967-2-12 s.n. Butte Butte Co. dump, Neal Rd., ca. 7 mi. SE of Chico 106 Comment
  CAS-BOT-BC80923  Juniperus californica A. A. Heller 1939-12-10 15486 Butte Nearl road toward Paradise about 1 1/2 miles above the Oroville road junction Comment
  CHSC28868  Juniperus californica M. S. Taylor 1980-3-1 2334 Butte Ca. 100 ft n of Neal Rd, ca. 2 1/2 mi e of its jct with Hwy 99, ca. 7 mi s of Chico. 137 Comment
  CHSC28873  Juniperus californica M. S. Taylor; J. Jokerst 1980-2-23 2321 Butte Ca. 50 ft nw of Neal Rd, ca. 2 mi e of Hwy 99, ca. 1 mi e of Neal Rd dump, ca. 7 mi s of Chico. 121 Comment
  CHSC3896  Juniperus californica Don Heinz 1967-2-12 Butte Collected at Butte Co. Dump, Neal Rd., ca. 7 mi. SE of Chico. 106 Comment
  CHSC45224  Juniperus californica Lowell Ahart 1983-4-10 3922 Butte About 1 1/2 miles north-east of Highway 99 and Pentz Road. 91 Comment
  HSC23527  Juniperus californica Don Heinz 1967-2-12 Butte Butte Co. dump, Neal Rd. 7 mi. SE of Chico 107 Comment
  NY21034  Juniperus californica A. A. Heller 1939-12-10 15486 Butte Neal Rd, 2 mi above the jct with the Oroville road 152.4 Comment
  RSA123366  Juniperus californica A. E. Wieslander 1933-6-24 330 Butte 8 miles southeast of Chico on Neal Road 122 Comment
  SEINET194312  Juniperus californica A. A. Heller 1939-12-10 15486 Butte Near rd above a mi from jct w/ Oroville Rd 137 Comment
  UC577653  Juniperus californica A. E. Wieslander 1933-6-24 330 Butte on Neal Road 8 mi se Chico 121 Comment
  UC725516  Juniperus californica A. A. Heller 1939-12-10 15486 Butte Neal road above a mile from the junction with the Oroville road 137 Comment
  CHSC3339  Juniperus phoenicea Robert L. Smith 1966-3-4 40 Butte U. S. Plant Introduction Station 5 miles SE of Chico. Comment
  CHSC74363  Lagophylla glandulosa B. Castro 1998-6-13 790 D Butte Ca 5.5 air mi SE of Town of Paradise, in bottom of unnamed canyon just S of Neal Road, ca 80 ft N of creek channel, directly under transmission lines. 85 Comment
  SFV4001  Lagophylla glandulosa M. L. Vincent 1960-9-7 112 Butte Sierra Nevada On dry bluff overlooking Butte Creek Canyon. 3 miles west of Paradise on the Skyway. 215 Comment
  CHSC50314  Lagophylla ramosissima subsp. ramosissima Vernon Oswald; Mary Bailey 1990-5-19 4221 Butte First side branch of Nance Canyon northeast of the power transmission lines, its head at 'The Narrows', ca. 1.2 mile northeast of the Butte County Sanitary Landfill on Neal Rd, south of Chico. 137 Comment
  CHSC28915  Lamium amplexicaule M. S. Taylor 1980-3-1 2329 Butte West end on n side of Neal Rd, ca 1 mi e of Hwy 99, ca. 7 mi s of Chico. 76 Comment
  CHSC7100  Lasthenia californica Nancy Wiseman 1969-4-17 Butte 50 yds n of Skyway ca. 1 mi e of Chico. Comment
  CHSC8117  Lasthenia californica J. G. Moore 1969-4-13 74 Butte Pentz Rd., 200 yds. e of Hwy. 99, on s side of road. 60 Comment
  CHSC90582  Lasthenia californica C. A. Bordin 1983-4-14 13 Butte Ca. 4 mi e of Durham and 0.3 mi w of Hwy 99 to Durham Dayton Hwy and ne corner of Oro Chico Hwy intersection. 54 Comment
  RSA20875  Lasthenia californica C. B. Wolf 1937-3-29 8336 Butte Sierra Nevada foothills, 7.8 miles below Paradise on Chico Road. 152 Comment
  CHSC13845  Lasthenia fremontii P. Haberkern 1974-4-21 26 Butte In field off the Skyway, ca. 0.5 mi e of Notre Dame Blvd, e of Chico. 60 Comment
  CHSC23466  Lasthenia fremontii J. R. Lee 1974-4-22 3 Butte At edge of pond 1.6 mi e of Chico city limits on the Skyway. The pond was 10 yds n of the roadside. 76 Comment
  CHSC46949  Lasthenia fremontii Lowell Ahart 1983-5-12 3974 Butte Along the power line, about 1/2 mile north-east of Highway 99 and Pentz Road. 60 Comment
  CHSC56753  Lasthenia fremontii J. D. Jokerst 1980-3-26 Butte East side of Chico; 100 m northeast of junction of Bruce Road and Skyway. Comment
  CHSC56754  Lasthenia fremontii J. D. Jokerst 1980-3-26 Butte East side of Chico; 100 m northeast of junction of Bruce Road and Skyway. Comment
  CHSC8139  Lasthenia fremontii J. G. Moore 1969-4-13 75 Butte Pentz Rd., 200 yds. e of Hwy. 99, on s side of road. 60 Comment
  CHSC3182  Lathyrus tingitanus Robert D. Briggs 1966-4-28 R- 159 Butte Honey run road - 6 miles from downtown Chico. Comment
  CHSC3305  Lathyrus tingitanus M. L. Hillier 1966-5-1 Butte Along rd. side 7 miles n.e. of C.S.C. Admin. building on Humbug Rd. Comment
  CHSC3264  Layia fremontii M. L. Hellier 1966-3-21 17 Butte Along rd. side about 1/2 mile e. of Hwy. 99 E. on Pentz rd. Comment
  CHSC3453  Layia fremontii Judy Potter 1966-3-21 Butte Roadside-Pentz Road 1 mile east of US 99E. Comment
  CHSC3539  Layia fremontii John Francis 1966-3-21 82 Butte 0.7 mile N. of intersection of Pentz Rd. and Hwy. 99E. (on Pentz Rd.). Comment
  CHSC56755  Layia fremontii J. D. Jokerst 1980-3-26 Butte East side of Chico; 100 m northeast of the junction of Bruce Road and Skyway. Comment
  CHSC8140  Layia fremontii B. Hamilton 1969-4-20 105 Butte Found 1 mile south of Pentz Rd on Highway 99 along roadside. Comment
  HSC43118  Layia fremontii Maralyn O'Meara 1974-4-20 269 Butte Skyway Drive, 1 mi. E of Hwy. 99 61 Comment
  SFV4007  Layia platyglossa M. L. Vincent 1961-3-29 39 Butte Sacramento Valley Oroville-Chico Road, 1 mile east of Chico. 60 Comment
  CHSC49554  Leersia oryzoides Vernon Oswald 1987-6-18 3005 Butte Butte Creek Reserve on the s side of the creek, n of the Skyway, ca. 0.25 mi w of the double set of transmission lines. 85 Comment
  CHSC8767  Lemna minor S. Chulasmai 1966-3-25 1 Butte Dradger Pond (3 mile south of Chico). Comment
  CHSC49692  Lemna minuta Vernon Oswald 1987-3-20 2294 Butte West side of Hwy 99, 0.6 mi nw of Butte Creek. In a dredger pond. 67 Comment
  CHSC74364  Leontodon saxatilis subsp. longirostris B. Castro 1998-6-13 790 C Butte Ca 5.5 air mi SE of Town of Paradise, in bottom of unnamed canyon just S of Neal Road, ca 80 ft N of creek channel, directly under transmission lines. 85 Comment
  CHSC39595  Lepidium strictum Lowell Ahart 1983-4-10 3929 Butte Along the edges of dirt roads, about 1 1/2 miles north-east of Highway 99 and Pentz Road. 100 Comment
  CHSC28978  Leptosiphon bolanderi R. A. Schlising 1980-3-17 3514 Butte E of Chico and SW of Paradise, along Skyway, on cliffs above Butte Creek. 213 Comment
  RSA20873  Leptosiphon bolanderi C. B. Wolf 1937-3-29 8334 Butte Sierra Nevada foothills, 7.8 miles below Paradise on Chico Road. 152 Comment
  CHSC39777  Leptosiphon parviflorus William Askea 1981-4-24 20 Butte Ca. 3 km s of Big Chico Creek and 5.4 km e of Highway 99, 5 km e of Chico. 230 Comment
  CHSC50799  Lessingia nana Vernon Oswald; Mary Bailey 1990-8-2 4430 Butte North side of Neal Rd, 0.3 mi east of Hwy 99. Pasture bordering the intermittent stream draining Nance Canyon. 60 Comment
  CHSC3998  Limnanthes douglasii L. R. Alexander 1967-4-9 2 Butte Around pool, ca. 4 mi. s of Chico on 99E. Ca. 50 yds. off the right side of highway. 60 Comment
  CHSC3404  Limnanthes douglasii subsp. rosea Alice L. Stoll 1966-3-21 60 Butte In field alongside Pentz Road, 1 mile from Highway 99E. near Chico. Comment
  CHSC3540  Limnanthes douglasii subsp. rosea John Francis 1966-3-21 80 Butte 0.7 mile N. of intersection of Pentz Rd. and Hwy. 99E (on Pentz Rd.). Beside road. Comment
  CHSC36134  Limnanthes douglasii subsp. rosea Greg C. Halcomb 1978-3-14 2 Butte Ca. 1 mi e of Chico at intersection of Bruce Rd. and Skyway Rd. and 100 yds wnw of Bruce Rd. 70 Comment
  CHSC67541  Limnanthes douglasii subsp. rosea James D. Jokerst; M. S. Taylor 1980-3-20 486 Butte 50 m NW of junction of Bruce Rd. and Skyway, SE side Chico. Comment
  CHSC29027  Limnanthes floccosa subsp. californica J. D. Jokerst 1980-3-20 487 Butte Ca 50 m NW of the jct of Skyway and Bruce Rd (ca 0.5 mi E of Hwy 99). Comment
  HSC93614  Limnanthes floccosa subsp. californica James D. Jokerst, M. S. Taylor 1980-3-20 487 Butte 50 m NW of Jct. of Bruce Rd. and Skyway, SE side Chico. Comment
  SFV2131  Limnanthes striata M. L. Vincent 1961-3-29 33 Butte Sacramento Valley 1 mile west of Chico. On Highway to Oroville. 60 Comment
  UC907828  Linanthus bicolor P. B. Kennedy 1929-5-4 Butte between Chico and Paradise (halfway-up Hunnicut Grade); Hunnicut Grade Comment
  UC718541  Linanthus bolanderi Carl B. Wolf 1937-3-29 Butte 7.8 mi below Paradise (on Chico Road); Sierra Nevada Foothills 152 Comment
  UC907831  Linanthus filipes P. B. Kennedy 1929-5-4 Butte between Paradise to Chico at summit Comment
  UC907829  Linanthus parviflorus P. B. Kennedy 1929-5-4 Butte between Chico and Paradise (halfway up Hunnicut road) Comment
  CHSC28951  Lindernia dubia var. anagallidea M. S. Taylor 1978-7-21 1845 Butte Ca. 20 ft e of the Midway, ca. 7 mi s of Durham, in ricefield. 30 Comment
  CHSC64017  Lindernia dubia var. anagallidea B. Castro 1987-8-29 214 Butte At S edge of Butte Ck ca 2.1 mi S of Skyway and ca 1/4 miles E of Hwy 99 bridge. 60 Comment
  CHSC55619  Lipocarpha L. P. Janeway 1986-10-19 1929 Butte In rocks and sand along Butte Creek on west side of Hwy 99. 60 Comment
  CHSC55621  Lipocarpha L. P. Janeway; C. A. Janeway 1986-10-4 1902 A Butte Gravel bar along Butte Creek ca 2 1/2 mi east of Skyway. 45 Comment
  CHSC55617  Lipocarpha aristulata L. P. Janeway; C. A. Janeway 1986-10-4 1902 B Butte Gravel bar along Butte Creek ca 2 1/2 mi east of Skyway. 45 Comment
  CHSC74726  Lipocarpha aristulata B. Castro 1987-8-25 203 A Butte Lower Butte Creek, on cobble and gravel bars along S edge, ca 0.25 mi E of its crossing under Hwy 99, and 2.1 mi S of the Skyway. 60 Comment
  CHSC2819  Lithophragma bolanderi David Prall 1965-3-14 9 Butte At edge of cliff ca. 30 yds. south of Neal Rd. 1mile East of HW 99E. 106 Comment
  CHSC3999  Lithophragma parviflorum L. R. Alexander 1967-4-9 8 Butte Found 4.5 mi. from Chico on Paradise road ca. 300 yds. off the left hand side of the road. 182 Comment
  CHSC4032  Lithophragma parviflorum Sadie Gualtieri 1967-3-6 Butte Collected: On Skyway to Paradise, 3 to 5 miles outside Chico, open fields on N. side hiway. Comment
  CHSC4085  Lithophragma parviflorum J. E. Bowlin 1967-4-14 22 Butte Near the railroad tracks, ca. 30 feet from Skyway and ca. 1.8 miles e of corner of Skyway and Humbug Rd., Chico. 60 Comment
  CHSC32603  Lomatium caruifolium var. denticulatum Don Kroessig 1979-4-15 1 Butte SE of Chico at the intersection of the Skyway and Bruce Road. 76 Comment
  CDA27292  Lotus purshianus D. G. Kelch 2006-8-2 6 .345 Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  JEPS34381  Lotus wrangelianus Rimo Bacigalupi, and L. R. Heckard 1963-5-14 8857 Butte about 2 mi above and e Butte Creek Canyon beginning at jct with Paradise Skyway (along Humbug Road, bottom of Butte Creek Canyon); Butte Creek Canyon 91 Comment
  UC865565  Lupinus A. A. Heller 1915-5-4 11866 Butte two mi e Durham Comment
  CHSC90362  Lupinus bicolor Andy Winkler 1980-4-15 4 Butte About 1/2 mi east of Hwy 99 Butte Creek bridge on the north side of Butte Creek. Comment
  HSC71549  Lupinus bicolor J. P. Smith 1973-3-22 5913 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  UC865499  Lupinus bicolor A. A. Heller 1915-4-20 11857 Butte 7 mi below Centerville (in Sierra foothills); Sierra foothills, below Centerville Comment
  UCD107232  Lupinus bicolor A. A. Heller 1915-4-20 11857 Butte 7 miles below Cenerville in the Sierra foothills. 76 Comment
  CHSC7094  Lupinus bicolor var. tridentatus Nancy Wiseman 1969-4-17 Butte 10 yds n of Skyway, 3.8 mi e of Chico. Comment
  UCD108702  Lupinus microcarpus var. densiflorus A. A. Heller 1915-5-4 11866 Butte two miles east of Durham. Comment
  CHSC25057  Lupinus nanus var. apricus Mark Johnson 1974-5-1 22 Butte 1/2 mile s of Butte Creek, 1 mi se of Covered Bridge and Honey Run Road, 10 mi se of Chico. 228 Comment
  CHSC3935  Lupinus nanus var. apricus J. Senter 1967-4-10 17 Butte Located on Skyway turnout 4.5 mi. E. of Hwy. 99E. 396 Comment
  CHSC20145  Luzula comosa var. subsessilis D. B. Dewey 1975-2-28 9 Butte Ca. 2 mi up Nance Canyon from start of foothills. Near stream. 91 Comment
  CHSC4296  Luzula comosa var. subsessilis R. L. Smith 1966-5-5 Butte US Plant Introduction Station. 5 mi sw of Chico. Comment
  CHSC43841  Lycopus americanus B. Castro 1987-8-25 208 Butte Butte Ck ca 1/2 mi e of its crossing of Hwy 99, ca 2.1 mi s of Skyway in Chico. 68 Comment
  CDA18958  Lythrum salicaria R. Hill, Lee Pejas 2000-6-16 PDR 1170812 Butte on Hwy 99 at Dry Creek crossing. 0 Comment
  SFV4039  Madia citriodora M. L. Vincent 1960-9-8 91 Butte Sierra Nevada On bluff overlooking Butte Creek Canyon on the road (Skyway) to Chico from Paradise. 215 Comment
  CHSC43735  Malus Vernon Oswald 1987-3-30 2300 Butte Butte Creek Reserve between Butte Creek and the Durham Mutual Ditch ne of Hwy 99. 70 Comment
  CHSC65465  Malus Vernon Oswald 1988-5-30 3346 Butte Butte Creek Canyon Ecological Reserve e of Hwy 99 between Butte Creek and Durham Mutual Ditch. 70 Comment
  CHSC44978  Marah fabacea J. Witzman 1987-3-7 6 Butte Along Butte Creek nr Humbug Rd. ca 3 mi n of jct with Skyway, se of Chico. 97 Comment
  CHSC3917  Marah fabacea var. agrestis Wayne O. Baum 1967-3-13 27 Butte Ca. 5 mi. e. of Chico on the n. side of the Skyway, along cliff bank. 304 Comment
  CHSC3276  Marrubium vulgare M. L. Hillier 1966-5-7 Butte Along rd. side about 3 miles n.e. of the Skyway on Humbug rd. Comment
  CAS-BOT-BC67811  Marsilea vestita Lowell Ahart 1983-7-10 4191 Butte About 1/2 mile north-east of teh intersection of Highway 99 and Pentz Road, about 13 miles north of Oroville. 65 Comment
  CHSC39968  Marsilea vestita L. Ahart; P. Ahart 1983-7-10 4191 Butte Ca. 0.5 mi ne of jct of Hwy 99 and Pentz Rd, ca. 13 mi n of Oroville. 65 Comment
  CHSC7074  Marsilea vestita Bryan C. Willingham 1969-4-20 15 Butte N side of Skyway, next diversion canal, 3 mi se Chico. 91 Comment
  CHSC3343  Maytenus boaria Robert L. Smith 1966-3-1 11 Butte U.S. Plant Introduction Station 5 miles S.E. of Chico. Comment
  CHSC28966  Meconella californica J. D. Jokerst 1980-11-23 446 Butte Edge of flat ridge top ca 1/4 mi NW of Neal Rd. 198 Comment
  CHSC45286  Medicago lupulina Vernon Oswald 1987-5-12 2387 Butte Butte Creek Reserve on the s side of Butte Creek, n of the Skyway, near the Crouch Ditch Dam. 79 Comment
  CHSC43669  Medicago minima Vernon Oswald 1987-4-7 2312 Butte Butte Creek Reserve on the north edge of the creek ca. 0.1 mi e of Hwy 99. 65 Comment
  CHSC45287  Medicago minima Vernon Oswald 1987-4-6 2309 Butte Butte Creek Reserve on the n side of Butte Creek n of the Skyway, ca. 200 ft w of the single transmission line. 80 Comment
  CHSC39594  Medicago praecox Lowell Ahart 1983-4-10 3924 Butte On a steep sidehill, about 1 1/2 miles northeast of Highway 99 and Pentz Road. 100 Comment
  CHSC45288  Medicago praecox Vernon Oswald 1987-4-8 2314 Butte Butte Creek Reserve on the s side of Butte Creek n of the Skyway, ca. 0.1 mi w of the double set of transmission lines. 85 Comment
  CHSC3335  Melaleuca leucadendra Robert L. Smith 1966-3-3 25 Butte U. S. Plant Introduction Station 5 miles S. E. of Chico. Comment
  CHSC3341  Melaleuca nodosa Robert L. Smith 1966-3-1 33 Butte U. S. Plant Introduction Station 5 miles S. E. of Chico. Comment
  CAS-BOT-BC269381  Melica californica A. A. Heller 1915-4-20 11860 Butte 7 miles below Centerville in the Sierra foothills 76 Comment
  CAS-BOT-BC269382  Melica californica A. A. Heller 1915-4-20 11860 Butte 7 miles below Centerville in the Sierra foothills 76 Comment
  GH360258  Melica californica G. P. Van Eseltine 1918-4-29 1135 Unknown Four miles southeast of Chico, near Bridge over Battle Creek. Comment
  UC818852  Melica californica A. A. Heller 1915-4-20 11860 Butte 7 mi below Centerville (on banks of Butte Creek, in the Sierra foothills); Sierra, Butte Creek 76 Comment
  UC926585  Melica californica G. P. Van Eseltine 1918-4-29 Butte 4 mi se Chico (near bridge over Battle Creek) Comment
  UCD87014  Melica californica A. A. Heller 1915-4-20 11860 Butte Butte County. 7 miles below Centerville in the Sierra foothills, where it is locally plentiful on the banks of Butte Creek. 76 Comment
  UCD87016  Melica californica A. A. Heller 1915-4-20 11860 Butte Butte County. 7 miles below Cenerville in the Sierra foothills, where it is locally plentiful on the banks of Butte Creek. 76 Comment
  GH360277  Melica californica var. nevadensis A. A. Heller 1915-4-20 11860 Unknown 7 miles below Centerville in the Sierra foothills, where it is locally plentiful on the banks of Butte Creek 76 Comment
  UCD88614  Melica subulata August L. Hormay 1929-7-7 s.n. Butte Butte Creek, 4 miles below Butte Mtn. Ranger Station. Comment
  CAS-BOT-BC262499  Melica torreyana A. A. Heller 1915-4-20 11859 Butte 7 miles below Centerville in the Sierra foothills 76 Comment
  CAS-BOT-BC262503  Melica torreyana A. A. Heller 1915-4-20 11859 Butte 7 miles below Centerville in the Sierra foothills 76 Comment
  GH360462  Melica torreyana A. A. Heller 1915-4-20 11859 Unknown 7 miles below Centerville in the Sierra foothills 76 Comment
  UCD89080  Melica torreyana A. A. Heller 1915-4-20 11859 Butte Butte County. 7 miles below Cenerville in the Sierra foothills, where it is locally plentiful on the banks of Butte Creek. 76 Comment
  UCD89081  Melica torreyana A. A. Heller 1915-4-20 11859 Butte Butte County. 7 miles below Cenerville in the Sierra foothills, where it is locally plentiful on the banks of Butte Creek. 76 Comment
  CHSC43843  Melissa officinalis B. Castro 1987-8-25 209 Butte Butte Ck ca 1/2 mi e of its crossing of Hwy 99 (ca 2.1 mi s of Skyway in Chico). 68 Comment
  CHSC43839  Mentha canadensis B. Castro 1987-8-25 212 Butte At s edge of Butte Ck ca 1/2 mi e of its crossing of Hwy 99 (ca 2.1 mi s of Skyway in Chico). 68 Comment
  CHSC43840  Mentha canadensis B. Castro 1987-8-25 210 Butte In midstream Butte Ck ca. 1/2 mi e of its crossing of Hwy 99 (ca 2.1 mi s of Skyway in Chico). 68 Comment
  CHSC43844  Mentha canadensis B. Castro 1987-8-25 207 Butte At s edge of Butte Ck ca 1/4 mi e of its crossing of Hwy 99 (ca 2.1 mi s of Skyway in Chico). 60 Comment
  CHSC43846  Mentha canadensis B. Castro 1987-8-25 203 Butte In Butte Ck ca 1/4 mi e of its crossing of Hwy 99 (ca 2.1 mi s of Skyway in Chico). 60 Comment
  CHSC43845  Mentha spicata B. Castro 1987-8-25 206 Butte Butte Ck ca 1/4 mi e of its crossing of Hwy 99 (ca 2.1 mi s of Skyway in Chico). 60 Comment
  CDA9265  Mentzelia laevicaulis D. G. Kelch 2006-8-2 6 .344 Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  UC203850  Mentzelia laevicaulis var. laevicaulis A. A. Heller 1914-8-13 11682 Butte 9 mi se Chico (Low volcanic hills, below the Quercus Douglasii belt.) Comment
  CHSC30666  Micranthes californica M. S. Taylor 1980-3-1 2341 Butte On bluffs overlooking Nance Canyon, ca. 1/4 mi n of Neal Rd, ca. 3 mi e of its jct with Hwy 99, ca. 7 mi s of Chico. 1219 Comment
  CAS-BOT-BC428993  Micranthes fragosa J. D. Jokerst; M. S. Taylor 1980-2-23 447 Butte Ca. 1/4 mi ne of Neal Rd, ca. 7 mi s of Chico. Comment
  CHSC3287  Micranthes integrifolia M. L. Hillier 1966-3-6 Butte 4 miles s.e. of C.S.C. Admin. build. on the Skyway to Paradise about 50 ft. from the rd. on the s. side of Butte Creek. Comment
  SJSU10057  Micropus californicus C. D. Duncan 1963-5-4 Butte Neal Rd between Chico & Paradise 487 Comment
  CHSC23462  Micropus californicus var. californicus J. R. Lee 1974-4-22 3 Butte Found 25 yds n of Skyway roadside 6 miles e of the Chico city limits. 152 Comment
  CHSC24149  Micropus californicus var. californicus B. Bunge 1976-4-22 12 Butte Ca. 100 yd of Skyway, 5 mi ese of Chico. 213 Comment
  CHSC24697  Micropus californicus var. californicus L. Casto 1976-4-28 20 Butte 50 yd s of Skyway, ca. 4 mi e of intersection of Hwy 99 and Skyway. 182 Comment
  CHSC8146  Micropus californicus var. californicus J. G. Moore 1969-4-13 78 Butte Pentz Rd., 200 yds. e of Hwy 99, on s side of road. 60 Comment
  CHSC45354  Microsteris gracilis Vernon Oswald 1987-4-16 2332 Butte Butte Creek Reserve on the n side of Butte Creek e of the Skyway. 74 Comment
  CHSC64018  Mimulus moschatus B. Castro 1987-8-29 213 Butte At s edge of Butte Ck ca 2.1 mi S of Skyway and ca 1/4 mile E of Hwy 99 bridge. 60 Comment
  UCD122795  Mimulus moschatus B. Castro 1987-8-29 213 Butte at S edge of Butte Cl ca. 2.1 mi S of Skyway and ca. 1/4 mile E of Hwy 99 bridge. 60 Comment
  JEPS107746  Mimulus tricolor Lowell Ahart 2005-5-28 11825 Butte Bottom of vernal pools, pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham 67 Comment
  JEPS4246  Mimulus tricolor A. A. Heller 1914-4-24 11314 Butte 7 mi from Chico (Chico-Oroville road) Comment
  RSA717286  Mimulus tricolor L. Ahart 2005-5-28 11825 Butte On the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 67 Comment
  UC196165  Mimulus tricolor A. A. Heller 1914-4-24 11314 Butte Chico-Oroville rd 8 mi from Chico Comment
  CHSC4074  Minuartia californica H. E. Lindahl 1967-3-25 15 Butte Ca 40 ft. s of intersection of Durham-Oroville highway and Chico-Oroville highway. 60 Comment
  HSC67511  Minuartia californica J. P. Smith 1973-3-22 5928 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  RSA20869  Minuartia californica C. B. Wolf 1937-3-29 8330 Butte Sacramento Valley, 1/2 mile SE of Butte Creek on Chico-Oroville Rd 58 Comment
  CHSC43938  Modiola caroliniana Vernon Oswald 1988-4-5 3268 Butte Chico Tree Improvement Center (former USDA Plant Introduction Station) located in southeast Chico. In the southeast corner of the greenhouse complex. 70 Comment
  CDA23932  Mollugo verticillata D. G. Kelch 2006-8-2 6 .341 Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  UCSB63980  Monardella douglasii Jokerst, James; Castro, Barbara 1992-5-19 Butte Powerline site in the unnamed canyon N of Nugen Canyon; on the S side of Neal Rd; near the Butte County Sanitary Landfill: T21N R2E NEW NE'/i Sect. 14; Valley and Foothill Grassland within Blue Oak Woodland; Cascade Range Foothills 83 Comment
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Jul 19 2018
  RSA621750  Monardella douglasii subsp. venosa B. Castro 1996-5-18 659 Butte 5.5 airmiles SE of the town of Paradise, in bottom of unnamed canyon just S of Neal Road, 60 ft N of creek channel directly under transmission lines. 85 Comment
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Jul 19 2018
  CAS-BOT-BC220308  Monardella venosa B. Castro; J. D. Jokerst 1992-5-19 457 Butte In bottom of unnamed canyon SE of Neal Road 79 Comment
  CAS-BOT-BC220309  Monardella venosa L. P. Janeway; B. Castro 1992-5-16 4187 Butte Small canyon between Hamlin Canyon and the unnamed canyon on the southeast side of Neal Road opposite the entrance to the Butte County Land Fill; ca 1 1/2 mi northeast of Hwy 99 73 Comment
  CHSC110443  Monardella venosa B. Castro 2007-5-19 1623 Butte Sacramento Valley. Ca 5.5 air mi SE of town of Paradise, in bottom of unnamed canyon just S of Neal Road, ca 70 ft N of creek channel directly under transmission lines. 85 Comment
  CHSC59107  Monardella venosa L. P. Janeway; B. Castro 1992-5-9 4162 Butte Unnamed canyon on southeast side of Neal Road up canyon ca 1/2 mi from the Butte County Land Fill; ca 1 3/4 mi northeast of Hwy 99 and directly under the high voltage power transmission lines. 88 Comment
  CHSC59108  Monardella venosa L. P. Janeway; B. Castro 1992-5-16 4187 Butte Small canyon between Hamlin Canyon and the unnamed canyon on the southeast side of Neal Road opposite the entrance to the Butte County Land Fill; ca 1 1/2 mi northeast of Hwy 99. 73 Comment
  CHSC60100  Monardella venosa B. Castro; J. D. Jokerst 1992-5-19 457 Butte In bottom of canyon SE of Neal Road; ca 200 ft NW of intermittent creek. 79 Comment
  CHSC60101  Monardella venosa B. Castro; L. P. Janeway 1992-5-10 456 Butte In bottom of canyon SE of Neal Road; ca 100 ft NW of intermittent creek. 85 Comment
  CHSC67804  Monardella venosa James D. Jokerst; Barbara Castro 1992-5-19 3355 Butte Unnamed canyon N of Nugen Canyon on the S side of Neal Rd. near the Butte County Sanitary Landfill. Cascade Range Foothills. 76 Comment
  CHSC67805  Monardella venosa James D. Jokerst; B. Castro 1992-5-19 3356 Butte Cascade Range Foothills. Powerline site in the unnamed canyon N of Nugen Canyon on the S side of Neal Rd. near the Butte County Sanitary Landfill. 83 Comment
  HSC93643  Monardella venosa B. Castro 1996-5-18 659 Butte 5.5 mi. SE of Paradise, in bottom of unnamed canyon just S of Neal Rd., 60 ft. N of creek channel directly under transmission lines 85 Comment
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Dec 20 2012
  HSC95623  Monardella venosa James D. Jokerst, B. Castro 1992-5-19 3356 Butte Powerline site in unnamed canyon N of Nugen Canyon, S side of Neal Rd. near Butte Co. Sanitary Landfill, Cascade Range Foothills 84 Comment
  UC1606732  Monardella venosa B. Castro, J. D. Jokerst 1992-5-19 457 Butte unnamed canyon se Neal Road (ca. 200 ft nw of intermittent creek); Hamlin Canyon quad. 79 Comment
  CHSC65462  Myosurus minimus Vernon Oswald 1988-3-16 3257 Butte Butte Creek Canyon Ecological Reserve on the south side of Butte Creek e of Hwy 99 near the control valves of Durham Mutual Ditch. In a track. 67 Comment
  CHSC27863  Nassella cernua A. K. Bos 1978-4-24 20 Butte Ca. 10 ft s of Rd, 2.6 mi e on Humbug Rd, 6.6 mi se from Chico. Comment
  CAS-BOT-BC230299  Navarretia heterandra Peter H. Raven 1953-5-9 5423 Butte 7 miles SE of Chico on Oroville Road Comment
  CHSC109730  Navarretia heterandra B. Castro 2006-5-25 1534 Butte Sacramento Valley/S. Cascade Range Foothill edge. Ca 7 air mi SE of Chico, ca 1.6 air mi NE of Hwy 99, in lower end of Hamlin Canyon. 94 Comment
  CHSC36714  Navarretia heterandra D. H. Ikeda 1980-5-11 360 Butte 0.7 mi s of intersection of Hwy. 99 and Pentz Rd. on e side of highway. Vernal pools. Comment
  CHSC60128  Navarretia heterandra B. Castro; L. P. Janeway 1992-5-15 453 Butte In bottom of canyon SE of Neal Road, ca 100 ft NW of intermittent creek. 73 Comment
  CHSC91108  Navarretia heterandra Lowell Ahart 2005-5-28 11824 Butte Bottom of vernal pools, pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 67 Comment
  CHSC91110  Navarretia heterandra Lowell Ahart 2005-5-28 11823 Butte Pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 70 Comment
  JEPS107895  Navarretia heterandra Lowell Ahart 2005-5-28 11824 Butte Bottom of vernal pools, pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham 67 Comment
  RSA717294  Navarretia heterandra L. Ahart 2005-5-28 11823 Butte On the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 70 Comment
  UC1228165  Navarretia heterandra Beecher Crampton 1960-6-15 5623 Butte 10 mi se Chico Comment
  UCD37443  Navarretia heterandra Beecher Crampton 1960-6-15 5623 Butte Butte County, 10 miles southeast of central Chico. Comment
  SEINET7072733  Navarretia intertexta subsp. intertexta A. G. Vestal 1963-5-9 s.n. Butte About 11 miles southeast of Chico on Route 99. UTM Zone 10, 612125mE, 4386570mN. Coordinate datum: NAD 27.) Comment
  CHSC20676  Navarretia leucocephala M. S. Taylor 1975-4-29 539 Butte In vernal ponds, ca. 500 yds s of Pentz Rd, ca. 1/4 mi e of Hwy 99, ca. 15 mi s of Chico. 60 Comment
  CHSC81286  Navarretia leucocephala J. Trizzino 2001-4-25 59 Butte Oro-Chico Highway, 0.25 mi west of Neal Road. Wet ditch on north side of road. 54 Comment
  CHSC91112  Navarretia leucocephala subsp. leucocephala Lowell Ahart 2005-5-28 11826 Butte Bottom of vernal pools, pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 67 Comment
  JEPS107892  Navarretia leucocephala subsp. leucocephala Lowell Ahart 2005-5-28 11826 Butte Bottom of vernal pools, pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham 67 Comment
  RSA717289  Navarretia leucocephala subsp. leucocephala L. Ahart 2005-5-28 11826 Butte On the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 67 Comment
  CHSC60129  Navarretia nigelliformis B. Castro; L. P. Janeway 1992-5-9 450 Butte In bottom of unnamed canyon SE of Neal Road. 70 Comment
  UC1228175  Navarretia nigelliformis Beecher Crampton 1960-6-15 5622 Butte 10 mi se Chico Comment
  UCD37442  Navarretia nigelliformis Beecher Crampton 1960-6-15 5622 Butte Butte County, 10 miles southeast of central Chico. Comment
  CHSC109731  Navarretia nigelliformis subsp. nigelliformis B. Castro 2006-5-25 1533 Butte Sacramento Valley/S. Cascade Range Foothill edge. Ca 7 air mi SE of Chico, ca 1.6 air mi NE of Hwy 99, in lower end of Hamlin Canyon. 94 Comment
  CHSC67262  Navarretia nigelliformis subsp. nigelliformis James D. Jokerst; Barbara Castro 1992-5-19 3352 Butte Cascade Range Foothills. Unnamed canyon N of Nugen Canyon on the S side of Neal Rd. near the Butte County Sanitary Landfill. 76 Comment
  CAS-BOT-BC230475  Navarretia nigelliformis var. nigelliformis David D. Keck 1933-5-30 2415 Butte 7 miles S of Chico on road to Oroville, Sacramento Plains Comment
  CHSC36711  Navarretia pubescens D. H. Ikeda 1980-5-10 356 Butte 0.7 mi e of intersection of Hwy. 99 and Neal Rd. on s side of road. Comment
  CHSC59119  Navarretia pubescens L. P. Janeway; B. Castro 1992-5-9 4166 Butte Unnamed canyon on southeast side of Neal Road opposite the Butte County Land Fill; ca 1 1/4 mi northeast of Hwy 99. 79 Comment
  CHSC91111  Navarretia pubescens Lowell Ahart 2005-5-28 11822 Butte Pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 70 Comment
  JEPS107894  Navarretia pubescens Lowell Ahart 2005-5-28 11822 Butte Pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham 70 Comment
  RSA717293  Navarretia pubescens L. Ahart 2005-5-28 11822 Butte on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 70 Comment
  UCD37444  Navarretia pubescens Beecher Crampton 1960-6-15 5624 Butte Butte County, 10 miles southeast of central Chico. Comment
  CHSC36705  Navarretia tagetina D. H. Ikeda 1980-5-10 358 Butte 0.7 mi e of intersection of Hwy. 99 and Neal Rd. on s side of road. Comment
  CHSC81287  Navarretia tagetina J. Trizzino 2001-4-25 57 Butte Oro-Chico Highway, 0.5 mi east of Mesa Drive, south side of road. 53 Comment
  CHSC91106  Navarretia tagetina Lowell Ahart 2005-5-28 11821 A Butte South edge of Falager Ct., intersection of Falager Ct. and Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 70 Comment
  CHSC91107  Navarretia tagetina Lowell Ahart 2005-5-28 11821 Butte Pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 70 Comment
  JEPS107891  Navarretia tagetina Lowell Ahart 2005-5-28 11821 -A Butte South edge of Falager Ct., intersection of Falager Ct. and Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham 70 Comment
  JEPS107893  Navarretia tagetina Lowell Ahart 2005-5-28 11821 Butte Pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham 70 Comment
  RSA715678  Navarretia tagetina L. Ahart 2005-5-28 11821 Butte On the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 70 Comment
  SEINET3860241  Navarretia tagetina Leigh A. Johnson 2004-5-15 04 -064 Butte Eastbound from Chico on Skyway Drive, in 10 meters between large pullover area and fence, 4.2 miles west of Skyway crossroad; 5.3 miles west of Neal jct.; 0 209 Comment
  UC856822  Navarretia tagetina A. A. Heller 1915-5-16 11872 Butte 3 mi from Chico (Chico-Centerville road) Comment
  UCD18876  Navarretia tagetina Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-3 184 Butte off of Hwy 99, 2 mi. north of its intersection with Hwy 149, Book Family Farm, Book Ranch Site, pool # BOO072, UTMs: 10S0611198; 4386920. Comment
  CHSC28965  Nemophila pedunculata J. D. Jokerst; M. S. Taylor 1980-2-23 449 Butte Edge of flat ridge top ca 1/4 mi NW of Neal Rd. 198 Comment
  UC880940  Nemophila pedunculata A. A. Heller 1915-4-20 11852 Butte Chico-Centerville road 3 mi from Chico; <near> Chico Comment
  CDA953  Nerium oleander D. G. Kelch 2006-8-2 6 .352 Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  SEINET8501843  Odontostomum hartwegii C. Witham, J. Buck 2001-5-3 182 Butte Book Family Farm, off of Hwy 99, 2 miles N of its intersection with Hwy 149, Book Ranch Site, pool # BOO072. Comment
  UCD18873  Odontostomum hartwegii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-3 182 Butte off of Hwy 99, 2 mi. north of its intersection with Hwy 149, Book Family Farm, Book Ranch Site, pool # BOO072, UTMs: 10S0611198; 4386920. Comment
  RSA20870  Orthocarpus erianthus Carl B. Wolf 1937-3-29 8331 Butte Sacramento Valley, 1/2 mile SE of Butte Creek on Chico-Oroville Rd. 58 Comment
  RSA20876  Orthocarpus erianthus Carl B. Wolf 1937-3-29 8337 Butte Sierra Nevada foothills, 7.8 miles below Paradise on Chico Road. 152 Comment
  CHSC4359  Panicum capillare R. L. Smith 1966-5-28 7 Butte US Plant Introduction Station 5 mi sw of Chico. Comment
  CHSC45108  Panicum miliaceum Lowell Ahart 1988-8-10 6168 Butte On the south edge of Pentz Road, about 1 mile east of Highway 99. 60 Comment
  UC398655  Parvisedum pumilum A. A. Heller 1926-4-19 13923 Butte about 7 mi from Chico (in the Sacramento Valley, along the Chico-Oroville Road); Chico-Oroville Road Comment
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  UC830990  Parvisedum pumilum A. A. Heller 1914-4-27 11329 Butte along Chico-Oroville Road on the lava plains 6 mi from Chico; Chico-Oroville Road Comment
  UCD80691  Pellaea mucronata subsp. mucronata CNPS SN Foothill Team 2006-5-25 SNNR 0959 Butte Horning Ranch, private. This stand lies between 2 previous RA stands and wraps around the southern tip of projecting finger into canyon. 185 Comment
  NY571127  Penstemon azureus var. angustissimus A. A. Heller 1915-4-20 11854 Butte Chico-Centerville road, 3 miles from Chico at the lower limit of the digger pine belt Comment
  UC887074  Penstemon heterophyllus var. purdyi A. A. Heller 1915-4-20 11854 Butte Chico-Centerville road 3 mi from Chico; 3 mi from Chico Comment
  CHSC28896  Pentagramma triangularis M. S. Taylor 1980-3-1 2339 Butte On north facing bluffs looking into Nance Canyon, ca. 1/4 mi n of Neal Rd, ca. 3 mi e of its jct with Hwy 99, ca. 7 mi s of Chico. 121 Comment
  CHSC79635  Pentagramma triangularis Simona Altman 1999-3-9 41 Butte At intersection of Skyway and Canyon Rim Pl. 76 Comment
  CHSC45383  Persicaria punctata Vernon Oswald 1987-7-6 3096 Butte Butte Creek Reserve on the s side of Butte Creek, ca. 0.25 mi e of the Hwy 99 bridge. 67 Comment
  CHSC13885  Phacelia egena M. A. Davis 1969-4-10 9 Butte Comment
  CHSC97006  Phalaris brachystachys B. Castro; R. A. Schlising 2005-5-29 1478 Butte Ca 6 air mi SE of Chico, in bottom of canyon SE of Neal Rd, ca 100 ft nw of intermittent creek. 85 Comment
  CHSC56831  Phalaris paradoxa J. M. Lund 1980-3-3 Butte Chico Game Fish Farm, 0.2 mi west of Hwy 99, 1.0 mi north of Hwy 149. On a levee. 91 Comment
  CHSC66974  Phalaris paradoxa James D. Jokerst; Barbara Castro 1992-5-19 3354 Butte Cascade Range Foothills. Unnamed canyon N of Nugen Canyon on the S side of Neal Rd. near the Butte County Sanitary Landfill. 76 Comment
  CHSC91099  Phalaris paradoxa Lowell Ahart 2005-5-28 11828 Butte Pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 70 Comment
  JEPS107748  Phalaris paradoxa Lowell Ahart 2005-5-28 11828 Butte Pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham 70 Comment
  RSA717290  Phalaris paradoxa L. Ahart 2005-5-28 11828 Butte on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 70 Comment
  SEINET10661955  Phalaris paradoxa Lowell Ahart 2005-5-28 Ahart 11828 Butte T21N, R3E, southwest 1/4 Section 25. On the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 70 Comment
  CHSC42333  Phyllostachys bambusoides B. C. Willingham 1968-6-3 Butte Plant Introduction Station, Chico. Purchased in Nagasaki, Japan. Comment
  CHSC4299  Phyllostachys bambusoides R. L. Smith 1966-5-25 Butte US Plant Introduction Station 5 mi sw of Chico. Comment
  CHSC59478  Phyllostachys bambusoides Bryan C. Willingham 1968-12-12 Butte Purchased in Nagasaki, Japan. Introduced to the Chico (California) Plant Introduction Station. Comment
  CHSC59523  Phyllostachys bambusoides Bryan C. Willingham 1968-6-3 Butte Purchased in Nagasaki, Japan. Introduced to the Chico (California) Plant Introduction Station. Comment
  CDA23904  Phytolacca americana D. G. Kelch 2006-8-2 6 .347 Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  CDA3321  Phytolacca americana L. Ahart 2004-9-28 11405 Butte On the south side of the Oroville Chico Highway, west of Butte Creek, about 1 1/8 miles southeast of the Midway, about 2 1/8 miles (air) northeast of Durham, about 3 1/2 miles (air) southeast of Chico. Comment
  CHSC89438  Phytolacca americana Lowell Ahart 2004-9-28 11405 Butte Fallow field, on the south side of the Oroville Chico Highway, west of Butte Creek, about 1 1/8 miles southeast of the Midway, about 2 1/8 miles (air) northeast of Durham, about 3 1/2 miles (air) southeast of Chico. 57 Comment
  HSC97070  Phytolacca americana L. Ahart 2004-9-28 11405 Butte S side of the Oroville Chico Hwy., W of Butte Creek, 1 1/8 mi. SE of the Midway, 2 1/8 mi. NE of Durham, 3.5 mi. SE of Chico 58 Comment
  JEPS106185  Phytolacca americana Lowell Ahart 2004-9-28 11405 Butte Fallow field, on the south side of the Oroville Chico Highway, west of Butte Creek, about 1 1/8 miles southeast of the Midway, about 2 1/8 miles (air) northeast of Durham, about 3 1/2 miles (air) southeast of Chico 57 Comment
  RSA702777  Phytolacca americana L. Ahart 2004-9-28 11405 Butte On the south side of the Oroville Chico Highway, west of Butte Creek, about 1 1/8 miles southeast of the Midway, about 2 1/8 miles northeast of Durham, about 3 1/2 miles southeast of Chico. 58 Comment
  CAS-BOT-BC76942  Pilularia americana Lowell Ahart 1983-5-12 3969 Butte About 1/2 mile north-east of Highway 99 & Pentz Road. 65 Comment
  HSC46096  Pinus ponderosa J. P. Smith 1973-3-22 5931 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  CHSC43585  Pistacia atlantica Vernon Oswald 1987-5-6 2373 Butte Butte Creek Reserve e of Hwy 99 between Butte Creek and Durham Mutual Ditch. 68 Comment
  CHSC43586  Pistacia atlantica Vernon Oswald 1987-4-29 2358 Butte Chico Tree improvement Center (former USDA Plant Introduction Station ) in se Chico. 68 Comment
  CHSC3336  Pistacia mexicana Robert L. Smith 1966-3-1 20 Butte U.S. Plant Introduction Station 5 miles S.E. of Chico. Comment
  CHSC43590  Pistacia terebinthus Vernon Oswald 1987-4-29 2351 Butte Chico Tree Improvement Center (former USDA Plant Introdution Station) in se Chico 68 Comment
  CHSC43592  Pistacia vera Vernon Oswald 1987-4-29 2357 Butte Chico Tree improvement Center (former USDA Plant Introduction Station ) in se Chico. 68 Comment
  CAS-BOT-BC169563  Plagiobothrys M. S. Taylor 1974-3-3 68 Butte Burton's Mesa, ca 3 mi E of Chico on the Skyway to Paradise 60 Comment
  CHSC23463  Plagiobothrys J. R. Lee 1974-4-22 3 Butte At edge of pond 10 yds n of Skyway roadside and 1.6 mi e of Chico city limits. 76 Comment
  CHSC34718  Plagiobothrys austiniae M. S. Taylor 1980-3-1 2338 Butte On north facing bluffs looking into Nance Canyon, ca. 1/4 mi n of Neal Rd, ca. 3 mi e of its jct with Hwy 99, ca. 7 mi s of Chico. 121 Comment
  RSA20871  Plagiobothrys austiniae C. B. Wolf 1937-3-29 8332 Butte Sacramento Valley, 1/2 mile SE of Butte Creek on Chico-Oroville Rd 58 Comment
  CHSC35325  Plagiobothrys fulvus var. campestris M. S. Taylor; K. Tharp 1982-4-8 4281 Butte SE corner of jct of Hys 149 and 99, ca. 10 mi s of Chico. 68 Comment
  CHSC29254  Plagiobothrys greenei M. S. Taylor 1975-4-29 541 Butte In fields ca. 100 yds s of Pentz Rd., ca. 1/4 mi e of Hwy 99, ca. 15 mi s of Chico. 60 Comment
  CHSC39624  Plagiobothrys greenei Lowell Ahart 1983-5-12 3970 Butte Along the power line, about 1/2 mile north-east of Highway 99 and Pentz Road. 65 Comment
  CHSC90101  Plagiobothrys nothofulvus Rebecca L. Hill 1990-3-21 1 Butte Ca. 20 yds se of jct of Oroville Chico Highway and Mesa Road, on the e side of Oroville Chico Hwy, ca. 5.5 mi of Chico. 47 Comment
  CHSC35058  Plagiobothrys scriptus R. Schlising; R. Banchero 1981-3-7 3996 Butte S of Chico, 0.2 mi N of jct with Neal Road, along Chico/Oroville Hwy. 54 Comment
  CHSC35059  Plagiobothrys scriptus R. Schlising; J. Jokerst, R. Banchero 1981-3-22 4008 Butte S of Chico near Pentz/Durham Road intersection with Hwy 99; south of Pentz/Durham Road. 60 Comment
  CHSC39029  Plagiobothrys scriptus Lowell Ahart 1983-4-10 3918 Butte Central part of county, north-east of highway 99 and Pentz Road about 1 mile. 65 Comment
  CHSC39031  Plagiobothrys scriptus Lowell Ahart 1983-5-12 3971 Butte Along the power lines, about 0.5 mi ne of Hwy 99 and Pentz Roads. 65 Comment
  UC179566  Plagiobothrys stipitatus A. A. Heller 1914-4-24 11317 Butte 5 mi from Chico (Chico-Oroville road) Comment
  UC196291  Plagiobothrys stipitatus A. A. Heller 1914-4-27 11317 Butte 9 mi from Chico (along the Chico-Oroville road) Comment
  UC881347  Plagiobothrys stipitatus A. A. Heller 1914-4-27 11317 Butte 9 mi from Chico (along the Chico-Oroville road) Comment
  CHSC31254  Plagiobothrys stipitatus var. micranthus R. A. Schlising 1980-4-2 3528 Butte S of Chico about 7 miles, along Chico-Oroville Highway, 1.1 mile N of jct with Pentz Road near Hwy 99 (=2.4 miles S of Butte Creek); in roadside ditches. Comment
  CHSC39626  Plagiobothrys stipitatus var. micranthus Lowell Ahart 1983-5-12 3972 Butte Found along the power line, about 1/2 mile north-east of Highway 99 and Pentz Road. 65 Comment
  CHSC52004  Plagiobothrys stipitatus var. micranthus R. A. Schlising 1979-4-9 3357 Butte E of Chico, at roadside of dirt road formerly named Bruce Road, just north of Skyway. 76 Comment
  RSA475191  Plagiobothrys stipitatus var. micranthus Aaron Liston, S. Meury 1988-5-28 743 -3 Butte 15 km (air) SE of Chico. 1/4 mi. S of Pentz Rd., 1/8 mi. E of Hwy 99 55 Comment
  CHSC28590  Plagiobothrys tenellus M. S. Taylor 1974-3-3 68 Butte On Burton's Mesa, ca. 3 mi e of Chico on the Skyway to Paradise. 60 Comment
  CHSC28984  Plantago bigelovii R. A. Schlising 1980-3-23 3522 Butte E of Chico and SW of Paradise along Skyway. 289 Comment
  CHSC30805  Plantago bigelovii M. S. Taylor 1980-3-1 2333 Butte Ca. 10 ft s of Neal Rd,, ca. 1/4 mi e of the city dump, ca. 1 1/4 mi e of Hwy 99, ca. 7 mi s of Chico. 121 Comment
  CHSC39622  Plantago bigelovii Lowell Ahart 1983-4-10 3919 Butte South of a large wash, 1/10 mile east of the large barn, about 1 1/4 miles north-east of Hwy 99 and Pentz Road. 65 Comment
  CHSC37404  Plantago elongata A. R. Ratcliff; R. A. Schlising 1980-4-6 3547 Butte Jct Chico-Oroville Road, about 5 mi s of Chico. 53 Comment
  CHSC24895  Plantago erecta T. A. Barrett 1976-4-15 20 Butte 2.7 km e of Chico off the Skyway. 30 Comment
  CHSC24896  Plantago erecta G. K. Mead 1976-4-23 14 Butte Ca. 150 yds S of Butte Creek and 2.0 mi W of the Covered Bridge. 6.4 mi ESE of Chico. 121 Comment
  CHSC31362  Plantago erecta W. F. Babb 1980-4-21 6 Butte On s side of Neal Rd. ca. 1.5 mi e of junction with Hwy 99E ca. 3 mi s of Chico. Comment
  CHSC4087  Plantago erecta Kath Sommarstrom 1967-4-1 14 Butte Found on bank to right side of Humbug Road, 2 mi west of covered bridge. 76 Comment
  CHSC52098  Plantago erecta R. J. Goedl 1979-4-16 19 Butte Ca. 3.5 mi e of Highway 99, 20 ft s of Skyway, e of Chico. 213 Comment
  CHSC52101  Plantago erecta William Nielson 1984-3-28 16 Butte 5 m s of Skyway, ca. 2 km w of jct with Hwy 99. 95 Comment
  UC1506095  Plantago erecta Robert T. Clausen 1963-3-20 63009 Butte s of Chico (low ridge e of Mutual Ditch, Sacramento River drainiage); Sacramento Valley, Sacramento River 57 Comment
  CHSC3332  Platanus racemosa Robert L. Smith 1966-5-23 64 Butte U. S. Plant Introduction Station 5 miles SE of Chico. Comment
  CHSC45344  Platanus racemosa Vernon Oswald 1987-4-20 2335 Butte Butte Creek Reserve on the s side of the creek ne of the Skyway. Twig from a large tree growing on the edge of a dredger pond. 91 Comment
  CHSC30690  Plectritis brachystemon M. S. Taylor 1980-3-1 2335 Butte Among rocky outcrops on n-facing bluffs looking into Nance Canyon, ca. 1/4 mi n of Neal Rd, ca. 3 mi e of its jct with Hwy 99, ca. 7 mi s of Chico. 121 Comment
  GH360969  Poa secunda G. P. Van Eseltine 1918-4-25 1239 Unknown Four miles southeast of Chico, near railroad bridge over Butte Creek Comment
  CAS-BOT-BC236371  Poa secunda subsp. secunda Lowell Ahart 1983-4-10 3930 Butte About 0.5 mile NE of Highway 99 and Pentz Road, near the steel power line 65 Comment
  CAS-BOT-BC236372  Poa secunda subsp. secunda Lowell Ahart 1980-3-15 2043 Butte Near intersection of Pentz Road and 99E 50 Comment
  CHSC100898  Poa secunda subsp. secunda R. A. Schlising; Alice Ratcliff 1980-4-6 3549 Butte South of Chico, at the junction of Oroville-Chico Road and Neal Road. 53 Comment
  CHSC32606  Poa secunda subsp. secunda J. D. Jokerst; R. A. Schlising 1981-3-23 1266 Butte Ca 110 m S of Neil Rd. Comment
  CHSC39645  Poa secunda subsp. secunda Lowell Ahart 1983-4-10 3930 Butte On the sides and bottoms of vernal pools, near the steel power line, about 1/2 mile north-east of Highway 99 and Pentz Road. 65 Comment
  HSC12182  Poa secunda subsp. secunda P. Van? 1918-4-29 2059 Butte Butte Creek about 4 mi. SE of Chico. Comment
  HSC39887  Poa secunda subsp. secunda J. P. Smith 1973-3-22 5932 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  UC926033  Poa secunda subsp. secunda G. P. Van Eseltine 1918-4-25 1239 Butte 4 mi se Chico (near railroad bridge over Butte Creek) Comment
  CHSC21271  Pogogyne douglasii M. S. Taylor 1975-4-29 538 Butte Ca. 100 yds s of Pentz Rd, ca. 1/4 mi e of Hwy 99, ca. 15 mi s of Chico. Comment
  CHSC39628  Pogogyne zizyphoroides Lowell Ahart 1983-5-12 3980 Butte North-east of Highway 99 and Pentz Road. Along the power line, about 1/2 mile northeast of Highway 99 and Pentz Road. 65 Comment
  CDA25321  Polanisia dodecandra subsp. trachysperma D. G. Kelch 2006-8-2 6 .338 Butte Butte Creek crossing of Durham-Dayton Hwy. Comment
  CHSC23447  Polanisia dodecandra subsp. trachysperma K. R. Stern 1974-7-23 Butte Neal Road, 0.1 mi e of junction with Hwy 99 e, ca 6 mi se of Chico. Comment
  CHSC25341  Polanisia dodecandra subsp. trachysperma M Hayes 1977-7-3 21 Butte Dry, gravelly wash 2.0 km east of Highway 99 along Pentz Road. 80 Comment
  CHSC26745  Polanisia dodecandra subsp. trachysperma M. S. Taylor; M. Hayes 1977-8-16 1437 Butte Near culvert in natural drainage on s side of Pentz Rd, ca. 1.2 mi e of its jct with Hwy 99, ca. 15 mi s of Chico. 60 Comment
  CHSC30772  Polanisia dodecandra subsp. trachysperma M. S. Taylor 1980-8-15 3255 Butte S side of Neal Rd, ca. 0.1 mi e of its jct with Hwy 99, at vernal creek culvert, ca. 7 mi s of Chico. 60 Comment
  CHSC50659  Polanisia dodecandra subsp. trachysperma Lowell Ahart 1990-6-1 6504 Butte On the south edge of Durham Highway, about 1 mile west of Highway 99, about 3 miles east of Durham. 60 Comment
  HSC72951  Polanisia dodecandra subsp. trachysperma M. S. Taylor 1980-8-15 3255 Butte S side of Neal Rd., 0.1 mi. E of its junction with Hwy. 99, 7 mi. S of Chico 61 Comment
  UC1562380  Polanisia dodecandra subsp. trachysperma Lowell Ahart 1990-6-1 6504 Butte on s edge of Durham Highway about 3 mi e Durham (about 1 mi w of Highway 99) 60 Comment
  CAS-BOT-BC109131  Polygonum bidwelliae A. A. Heller 1927-5-18 14391 Butte Along Neale grade on road from Chico to Paradise. Comment
  CAS-BOT-BC109132  Polygonum bidwelliae A. A. Heller 1927-5-18 14391 Butte Along Neale grade on road from Chico to Paradise. Comment
  CAS-BOT-BC109139  Polygonum bidwelliae L. P. Janeway; B. Castro 1992-5-16 4186 Butte Unnamed canyon on southeast side of Neal Road opposite the entrance to the Butte County Land Fill. 68 Comment
  CHSC28787  Polygonum bidwelliae J. D. Prouty 1979-5-23 7905232 Butte Open plateau just n of The Skyway ca. 4 mi e of Chico. 170 Comment
  CHSC59121  Polygonum bidwelliae L. P. Janeway; B. Castro 1992-5-16 4186 Butte Unnamed canyon on southeast side of Neal Road opposite the entrance to the Butte County Land Fill; ca 1 1/4 mi northeast of Hwy 99. Bottom of slope on west side of dry creek. 68 Comment
  CHSC60131  Polygonum bidwelliae B. Castro; L. P. Janeway 1992-5-9 451 Butte On SE-facing slope of unnamed canyon SE of Neal Road, on lava benches. 73 Comment
  CHSC74694  Polygonum bidwelliae B. Castro 1998-6-13 790 E Butte Ca 5.5 air mi SE of Town of Paradise, directly opposite County Landfill, at edge of N side of unnamed canyon just S of Neal Road, under transmission lines. 128 Comment
  LA207131  Polygonum bidwelliae A. A. Heller; 1927-5-18 14391 Butte volcanic outcrops along Neale grade on road from Chico to Paradise Comment
  RSA3842  Polygonum bidwelliae A. A. Heller 1927-5-18 14391 Butte Along Neale grade on road from Chico to Paradise Comment
  SBBG61484  Polygonum bidwelliae A. A. Heller 1927-5-18 14391 Butte Neale grade on rd from Chico to Paradise Comment
  SEINET3405102 Image available Polygonum bidwelliae A. A. Heller 1927-5-18 14391 Butte Volcanic outcrops along Neale grade on road from Chico to Paradise Comment
  UC398664  Polygonum bidwelliae A. A. Heller 1927-5-18 14391 Butte along grade on road from Chico to Paradise; Neale grade Comment
  CHSC28791  Polygonum californicum J. D. Prouty 1979-5-23 7905233 Butte Open plateau just n of The Skyway ca. 4 mi e of Chico. 170 Comment
  CHSC57136  Portulaca oleracea L. P. Janeway 1988-6-29 2901 Butte Spring where Crouch Ravine fades into Coon Ridge; 1/4 mi south of Skyway, 2.9 mi east of the Butte Creek Bridge. 170 Comment
  CHSC65474  Potamogeton filiformis Vernon Oswald 1987-5-25 2927 Butte Butte Creek Reserve on the n side of Butte Creek ne of the Skyway. In a pond along a channel. 79 Comment
  CHSC65473  Potamogeton foliosus var. foliosus Vernon Oswald 1987-4-30 2360 Butte Butte Creek Reserve on the s side of Butte Creek, ne of the Skyway. In a dredger pond. 80 Comment
  CHSC49687  Potamogeton natans Vernon Oswald 1987-4-30 2359 Butte Butte Creek Reserve on the s side of Butte Creek, ne of the Skyway. In several ponds. 80 Comment
  CHSC8766  Potamogeton natans S. Chulasmai 1966-3-25 3 Butte Dredger Pond (3 miles south of Chico). Comment
  CHSC48857  Potentilla anglica Vernon Oswald 1987-5-25 2922 Butte Butte Creek Reserve on the se side of Butte Creek ne of Hwy 99, downstream from the dam for the Durham Mutual Ditch. Along the edge of the stream. 68 Comment
  CHSC39550  Proboscidea louisianica Lowell Ahart 1983-7-10 4192 Butte On the bottom of a dry pond, in front of the large barn, near the two large barns, about 1 1/2 miles north-east of the intersection of Highway 99 and Pentz Road, about 14 1/2 miles north of Oroville. 70 Comment
  CHSC48865  Prunus avium Vernon Oswald 1987-3-30 2303 Butte Dredger tailings on the w side of Hwy 99 ca. 0.5 mi nw of Butte Creek Bridge. On the edge of a pond. 65 Comment
  CHSC48866  Prunus avium Vernon Oswald 1987-5-6 2372 Butte Dredger tailings on the w side of Hwy 99 ca. 0.5 mi nw of Butte Creek Bridge. On the edge of a pond. 65 Comment
  CDA38804  Prunus dulcis L. P. Janeway 2012-3-6 10792 Butte Sacramento Valley; Southern edge of Chico; fence-line along west side of Hwy 99 just south of Estates Drive. Comment
  CHSC110119  Prunus dulcis L. P. Janeway 2012-3-6 10792 Butte Sacramento Valley. Southern edge of Chico; fenceline along west side of Hwy 99 just south of Estates Drive. 65 Comment
  CHSC48868  Prunus mahaleb Vernon Oswald 1987-3-30 2301 Butte Butte Creek Reserve between Butte Creek and the Durham Mutual Ditch ne of Hwy 99. 68 Comment
  POM89316  Prunus subcordata C. C. Bruce 1897-05 1813 Butte Butte Creek. Comment
  CHSC48869  Prunus virginiana var. demissa Vernon Oswald 1987-4-20 2336 Butte Butte Creek Reserve on the s side of the creek ne of the Skyway. On slope bordering the s edge of the Reserve. 91 Comment
  CHSC28977  Pseudobahia heermannii R. A. Schlising 1980-3-17 3515 Butte E of Chico and SW of Paradise, along Skyway; on cliff edges above Butte Creek. 213 Comment
  CHSC30416  Pseudobahia heermannii R. Banchero 1980-3-19 51 B Butte Ca. 5.5 mi e of Chico on Skyway. On w edge of plateau. 243 Comment
  CHSC60656  Pseudobahia heermannii Vernon H. Oswald; Jim Snowden 1993-3-18 5233 Butte Near the stream draining Nugen Canyon, on the SE side of Neal Rd., about 0.25 mi. southeast of 'The Narrows. 109 Comment
  CHSC32753  Pseudognaphalium thermale J. D. Jokerst 1981-4-3 1283 Butte Near the top of the S side of Butte Cr. Canyon. 365 Comment
  UC195396  Psilocarphus brevissimus var. brevissimus A. A. Heller 1914-4-24 11315 Butte 8 mi from Chico (Chico-Oroville road) Comment
  CHSC29848  Psilocarphus oregonus K. R. Stern 1979-5-23 6613 Butte Ca. 5 mil SW of Paradise. 182 Comment
  CHSC48191  Psilocarphus oregonus Vernon Oswald 1987-4-15 2327 Butte Butte Creek Reserve on the s side of Butte Creek e of Hwy 99 near the valve which regulates Durham Mutual Ditch. 68 Comment
  CHSC48192  Psilocarphus tenellus var. tenellus Vernon Oswald 1987-4-15 2328 Butte Butte Creek Preserve on the s side of Butte Creek e of Hwy 99 near the valve which regulates Durham Mutual Ditch. 68 Comment
  CHSC43944  Pterostegia drymarioides Vernon Oswald 1988-4-21 3278 Butte Harter's Cherokee Ranch located on the w side of Hwy 99 between Hwy 149 and Dry Creek. Common at the base of an outcrop of Tuscan Formation mudflow on the north side of a swale near the north tip of the ranch. 60 Comment
  CHSC59122  Pterostegia drymarioides L. P. Janeway; B. Castro 1992-5-9 4164 Butte Unnamed canyon on southeast side of Neal Road opposite the Butte County Land Fill; ca 1 1/2 mi northeast of Hwy 99. At base of rocks on southeast-facing slope. 89 Comment
  CHSC60133  Pterostegia drymarioides B. Castro 1992-5-16 454 Butte In bottom of unnamed canyon SE of Neal Road, in lava lining the moist S-facing vertical bank of intermittent creek. 71 Comment
  CHSC110114  Pyrus calleryana L. P. Janeway 2012-3-6 10791 Butte Sacramento Valley. Southern edge of Chico; fenceline along west side of Hwy 99 just south of Estates Drive. 65 Comment
  HSC23322  Quercus douglasii D. G. Schmale 1971-5-25 32 Butte Off Skyway Rd. 8 mi W of Paradise 396 Comment
  CHSC3338  Quercus suber Robert L. Smith 1966-3-1 36 Butte U.S. Plant Introduction Station 5 miles S.E. of Chico. Comment
  CHSC33297  Ranunculus arvensis Keith A. Trujillo 1979-4-24 16 Butte 4 mi w of Paradise. 243 Comment
  CHSC23448  Ranunculus occidentalis var. occidentalis T. Manolis 1974-4-21 21 Butte Along Butte Creek, 3 mi e of Chico. Comment
  CHSC1527  Rhamnus ilicifolia 1937-5-1 Butte Butte Creek. 91 Comment
  RSA30407  Rhamnus tomentella subsp. tomentella A. A. Heller 1915-5-16 s.n. Butte Chico-Centerville road 3 miles from Chico at the lower limit of the digger pine belt Comment
  CAS-BOT-BC168127  Rhus aromatica Lowell Ahart 1983-4-10 3927 Butte About 1 1/2 miles north-east of Highway 99 & Pentz Road 100 Comment
  CHSC39647  Rhus aromatica Lowell Ahart 1983-4-10 3927 Butte Near a small wash, about 1 1/2 miles north-east of Highway 99 and Pentz Road. 100 Comment
  CHSC51844  Rhus aromatica Steven Triano 1987-4-7 37 Butte Ca 20 ft S of Honey Run Rd ca 2.7 mi E of The Skyway, out of SE Chico. 91 Comment
  CHSC45291  Robinia pseudoacacia Vernon Oswald 1987-4-22 2339 Butte Butte Creek Reserve on the n side of Butte Creek e of Hwy 99. 68 Comment
  CHSC113804  Rosa californica M. Ocken 2011-4-25 Butte Honeyrun Rd North side. Found along roadside at base of a slope. Roadside next to riparian. 96 Comment
  CHSC65431  Rubus pensilvanicus Vernon Oswald 1987-4-16 2330 Butte Butte Creek Reserve on the n side of Butte Creek e of the Skyway. 74 Comment
  CHSC65432  Rubus pensilvanicus Vernon Oswald 1989-4-20 3743 Butte The Midway between Richvale and Hwy 162. Along roadside ditches. 30 Comment
  CHSC65434  Rubus pensilvanicus Vernon Oswald 1987-4-15 2329 Butte Dredger tailings on the w side of Hwy 99 ca. 0.5 mi n of Butte Creek Bridge. 65 Comment
  CHSC48875  Rubus ursinus Vernon Oswald 1987-4-6 2307 Butte Butte Creek Reservoir on the n side of Butte Creek e of the Skyway. 80 Comment
  CHSC48876  Rubus ursinus Vernon Oswald 1987-4-6 2308 Butte Butte Creek Reserve on the n side of Butte Creek ne of the Skyway. 80 Comment
  CHSC45386  Rumex salicifolius Vernon Oswald 1987-6-18 3004 Butte Butte Creek Reserve on the s side of the creek, n of the Skyway, near the dam for Crouch Ditch. 80 Comment
  CDA23201  Rumex salicifolius var. denticulatus D. G. Kelch 2006-8-2 6 .343 Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  CHSC43714  Rumex salicifolius var. denticulatus Vernon Oswald 1987-6-8 2960 Butte Butte Creek Reserve on the nw side of the creek, ne of Hwy 99. 67 Comment
  CHSC43715  Rumex salicifolius var. denticulatus Vernon Oswald 1987-5-6 2377 Butte Butte Creek Reserve ca. 0.1 mi e of Hwy 99 on the n side of Butte Creek. 67 Comment
  SD175847  Rumex salicifolius var. denticulatus D. G. Kelch 2006-8-2 06 343 Butte Along Butte Creek, north of Durham-Dayton Highway. 46 Comment
  CHSC35030  Sagina apetala A. W. Ratcliff; R. A. Schlising 1980-4-6 3551 Butte About 5 miles S of Chico along Oroville/Chico Road, near its jct with Nead Road. In vernal pool at roadside. Comment
  CHSC48261  Sagina saginoides Vernon Oswald 1987-5-12 2393 Butte Butte Creek Reserve on the s side of Butte Creek, n of the Skyway, between Crouch Ditch dam and the double set of transmission lines. On the edge of Butte Creek. 80 Comment
  CHSC51375  Sagittaria latifolia Vernon Oswald; Mary Bailey 1990-8-23 4442 Butte Durham Mutual Ditch just south of Butte Creek, ca. 0.25 mi north of Hwy 99 in south Chico. 67 Comment
  A382686  Salix exigua E. B. Copeland 1903-7-27 3491 Unknown Chico, on banks of Butte Creek Comment
  CDA9267  Salix exigua D. G. Kelch 2006-8-2 6 .346 Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  CDA9268  Salix exigua D. G. Kelch 2006-8-2 06 .346-B Butte Along Butte Creek, north of Durham-Dayton Hwy. Comment
  GH382687  Salix exigua E. B. Copeland 1903-7-27 3491 Unknown Chico, on banks of Butte Creek Comment
  UC437339  Salix exigua var. hindsiana W. P. Taylor 1912-6-6 Butte 4 mi se Chico (Butte Creek) Comment
  UC846523  Salix exigua var. hindsiana A. A. Heller 1915-5-16 11870 Butte 3 mi from Chico (Chico-Centerville rd.) Comment
  A382879  Salix hindsiana A. A. Heller 1915-5-16 11870 Unknown Chico-Centerville road 3 miles from Chico Comment
  CAS-BOT-BC104079  Salix hindsiana A. A. Heller 1915-5-16 11870 Butte Chico-Centerville road 3 miles from Chico Comment
  CAS-BOT-BC104080  Salix hindsiana A. A. Heller 1915-5-16 11870 Butte Chico-Centerville road 3 miles from Chico Comment
  GH383117  Salix hindsiana A. A. Heller 1915-5-16 11870 Unknown Chico-Centerville road 3 miles from Chico Comment
  CHSC65011  Salix laevigata Vernon Oswald 1987-3-26 2298 Butte Butte Creek Reserve on the e side of the Skyway and n side of Butte Creek. 73 Comment
  A383637  Salix lasiolepis A. A. Heller 1915-4-20 11858 Unknown 7 miles below Centerville in the Sierra foothills, on banks of Butte creek Comment
  CHSC65014  Salix lasiolepis Vernon Oswald 1987-4-22 2342 Butte Butte Creek Reserve between the creek and Durham Mutual Ditch, NE of Hwy 99. 68 Comment
  CAS-BOT-BC129585  Salix lasiolepis var. lasiolepis A. A. Heller 1915-4-20 11858 Butte In the digger pine and oak belt, 7 miles below Centerville in the Sierra foothills, where it is locally plentiful on the banks of Butte Creek. 76 Comment
  CAS-BOT-BC129586  Salix lasiolepis var. lasiolepis A. A. Heller 1915-4-20 11858 Butte In the digger pine and oak belt, 7 miles below Centerville in the Sierra foothills, where it is locally plentiful on the banks of Butte Creek. 76 Comment
  CAS-BOT-BC129488  Salix melanopsis Dr. E. B. Copeland 1903-7-27 3491 Butte Chico, on banks of Butte Creek Comment
  CAS-BOT-BC129489  Salix melanopsis Dr. E. B. Copeland 1903-7-27 3491 Butte Chico, on banks of Butte Creek Comment
  CHSC65012  Salix melanopsis Vernon Oswald 1987-7-6 3094 Butte Butte Creek Reserve on the s side of Butte Creek, ca. 0.25 mi e of the Hwy 99 bridge. 67 Comment
  POM107064  Salix melanopsis C. C. Bruce 1806 Butte Chico. Butte Creek. Comment
  POM166819  Salix melanopsis E. B. Copeland 1903-7-27 3491 Butte Chico. Butte Creek. Comment
  UC75007  Salix melanopsis Dr. E. B. Copeland 1903-5-28 3278 Butte banks of Butte Creek Chico Comment
  UC75008  Salix melanopsis Dr. E. B. Copeland 1903-7-27 3491 Butte on banks of Butte Creek Chico; Butte Creek Comment
  A384272  Salix melanopsis var. bolanderiana E. B. Copeland 1903-7-27 3491 Unknown Chico, on banks of Butte Creek Comment
  POM107305  Salix prolixa C. C. Bruce 1898-05 2481 Butte Butte Creek. Comment
  GH384561  Salix scouleriana A. A. Heller 1915-4-20 11858 Unknown 7 miles below Centerville in the Sierra foothills 76 Comment
  CHSC2821  Sanicula bipinnata David Prall 1965-3-14 6 Butte Ca. 10 yds. from edge of cliff ca. 30 yds. from Neal Rd., 1 mile east of HW 99E. Comment
  CHSC28871  Sanicula bipinnata M. S. Taylor; J. Jokerst 1980-2-23 2318 Butte Ca. 1/4 mi n of Neal Rd, on north-facing bluffs overlooking Nance Canyon, ca 4 mi sw of Paradise. 198 Comment
  CHSC28872  Sanicula bipinnata M. S. Taylor 1980-3-1 2324 Butte On w end of county dump on n side of Neal Rd, ca. 1 mi e of Hwy 99, ca. 7 mi s of Chico. 76 Comment
  CHSC8623  Sanicula bipinnata D. Patten 1968-3-4 59 Butte Collected 1 1/2 mi. se of Chico along Skyway. 91 Comment
  HSC66267  Sanicula bipinnata M. S. Taylor 1980-3-1 2324 Butte W end of county dump on N side of Neal Rd., about 1 mi. E of Hwy. 99, about 7 mi. S of Chico 76 Comment
  CHSC2820  Sanicula bipinnatifida David Prall 1965-3-14 7 Butte At edge of cliff 30 yds. south of Neal Rd. 1 mile east of HW 99E. 106 Comment
  CHSC3280  Sanicula bipinnatifida M. L. Hillier 1966-3-21 Butte Along rd. side about 1 1/4 miles e. of Hwy. 99 E. on Pentz rd. Comment
  CHSC4089  Sanicula bipinnatifida L. R. Alexander 1967-4-9 7 Butte Found 4.5 mi. from Chico on the Paradise road ca. 250 yds. off the left hand side of the road. 182 Comment
  HSC23502  Sanicula bipinnatifida Judy Potter 1966-3-21 Butte Pentz Road 1 mi. E Hwy. 99E Comment
  CHSC43659  Sapium sebiferum Vernon Oswald 1987-7-8 3098 Butte Butte Creek Reserve, on the north side of Butte Creek east of the Skyway, east of Chico. On the edge of the creek. 73 Comment
  CHSC43660  Sapium sebiferum Vernon Oswald 1987-8-15 3220 Butte Butte Creek Reserve, on the n side of Butte Creek e of the Skyway, e of Chico. On the edge of the creek. 73 Comment
  CHSC3285  Scandix pecten-veneris M. L. Hillier 1966-5-7 Butte About 3 miles n.e. of Skyway on Humbug rd. Comment
  CAS-BOT-BC111652  Schoenoplectus mucronatus L. P. Janeway 1988-6-29 2906 Butte Spring where Crouch Ravine fades into Coon Ridge, 1/4 mi south of Skyway, 170 Comment
  CHSC45118  Schoenoplectus mucronatus Vernon Oswald 1987-7-20 3138 Butte Butte Creek Reserve on the s side of Butte Creek, n of the Skyway, between the dam for Crouch Ditch and the double set of transmission lines. 82 Comment
  CHSC57152  Schoenoplectus mucronatus L. P. Janeway 1988-6-29 2906 Butte Spring where Crouch Ravine fades into Coon Ridge; 1/4 mi south of Skyway, 2.9 mi east of the Butte Creek bridge. 170 Comment
  CHSC45117  Scirpus microcarpus Vernon Oswald 1987-5-25 2923 Butte Butte Creek Reserve on the se side of Butte Creek ne of Hwy 99, downstream from the dam for the Durham Mutual Ditch. 68 Comment
  CAS-BOT-BC239958  Scribneria bolanderi Lowell Ahart 1983-5-12 3976 Butte About 0.5 mi. NE of Highway 99 and Pentz Road 65 Comment
  CHSC4078  Scrophularia californica subsp. floribunda J. E. Bowlin 1967-4-16 25 Butte Few plants in field, ca. 1/4 mile after you turn off 99, going s from Chico turn left on the first dirt road past Butte Creek Bridge and 99, Chico. 59 Comment
  CHSC74680  Scutellaria californica Mary Bailey 1990-5-5 Butte North side of Nance Canyon. 152 Comment
  CHSC74681  Scutellaria siphocampyloides Mary Bailey 1990-5-5 Butte North side of Nance Canyon. 152 Comment
  CAS-BOT-BC415025  Sedella pumila A. A. Heller 1914-4-27 11329 Butte Along the Chico-Oroville road on the lava plains 6 miles from Chico Comment
  CAS-BOT-BC416977  Sedella pumila Lowell Ahart 1983-4-10 3932 Butte About 1/2 mile NE of Highway 99 & Pentz Road 65 Comment
  CHSC23467  Sedella pumila J. R. Lee 1974-4-22 3 Butte 15 yards n of the Skyway roadside ca. 6 mi se of the Chico city limits. 152 Comment
  CHSC39596  Sedella pumila Lowell Ahart 1983-4-10 3932 Butte About 1/2 mile north-east of Highway 99 and Pentz Road. 65 Comment
  RSA20868  Sedella pumila C. B. Wolf 1937-3-29 8329 Butte Sacramento Valley, 1/2 mile SE of Butte Creek on Chico-Oroville Rd. 58 Comment
  SFV1575  Sedella pumila M. L. Vincent 1962-4-15 192 Butte Sierra Nevada Skyway. 4 miles west of Paradise, overlooking Butte Canyon. 215 Comment
  SJSU5138  Sedella pumila C. D. Duncan 1963-5-4 Butte Neal Rd between Chico & Paradise, Sierra Nevada foothills 487 Comment
  CHSC28877  Selaginella hansenii M. S. Taylor 1980-3-1 2330 Butte West end of county dump on n side of Neal Rd, ca. 1 mi e of Hwy 99, ca. 7 mi s of Chico. 76 Comment
  CHSC2813  Senecio vulgaris David Prall 1965-3-14 11 Butte Ca 1 yd. south of Neal Rd. 1 mile east of HW. 99E. 106 Comment
  CDA2433  Setaria parviflora D. G. Kelch 2006-8-2 6 .339 Butte Along Durham-Dayton Hwy. at creek crossing. 0 Comment
  CHSC45319  Setaria parviflora Vernon Oswald 1988-10-29 3722 Butte Chico Tree Improvement Center (former USDA Plant Introduction Station) in se Chico. 68 Comment
  CHSC46981  Setaria parviflora Vernon H. Oswald 1989-9-19 4012 Butte Chico Tree Improvement Center (former USDA Plant Introduction Station) in s Chico. Along Comanche Creek. 68 Comment
  CHSC49572  Setaria sphacelata Vernon Oswald 1987-8-30 3228 Butte Skyway ca. 2.4 mi e of the Butte Creek Bridge at the double set of transmission lines. In a roadside ditch. 173 Comment
  GH420704  Sidalcea hartwegii A. A. Heller 1914-4-16 11298 Unknown near the Plant Introduction Garden, 2 miles from Chico Comment
  UC204919  Sidalcea hartwegii A. A. Heller 1914-4-16 11298 Butte 2 mi from Chico; 2 mi from Chico Comment
  UC871514  Sidalcea hartwegii A. A. Heller 1914-4-16 11298 Butte 2 mi from Chico; 2 mi from Chico Comment
  GH420751  Sidalcea hirsuta A. A. Heller 1915-5-16 11871 Unknown Chico-Centerville road 3 miles from Chico at the lower limit of the digger pine belt Comment
  UC871460  Sidalcea hirsuta A. A. Heller 1915-5-16 11871 Butte Chico-Centerville road 3 mi from Chico; 3 mi from Chico Comment
  CHSC28789  Sidalcea robusta J. D. Prouty 1979-5-23 7905231 Butte Along the s cliffs of Butte Creek Canyon, 900' n of the Skyway, ca. 4 mi e of Chico. 164 Comment
  UCD80449  Sidalcea robusta CNPS SN Foothill Team 2006-5-24 SNNR 0929 Butte Horning Ranch (private). 117 Comment
  CHSC3658  Sinapis arvensis Robert D. Briggs 1966-3-15 R- 58 Butte 5 miles south of downtown Chico near hwy. U.S. 99E. Comment
  UC462997  Solanum aviculare E. B. Copeland Sept., 1931 Mendocino P. I. Garden, Chico Comment
  CHSC8621  Solanum parishii L. V. Ritter 1969-4-29 207 Butte 4.2 mi. se of Chico, s side of Humbug Rd. Comment
  CHSC34999  Spergularia bocconi A. Ratcliff; R. A. Schlising 1980-4-6 3550 Butte About 5 mi S of Chico, near junction of Oroville-Chico Road and Neal Road. At roadside. Comment
  CHSC91098  Spergularia bocconi Lowell Ahart 2005-5-28 11827 Butte Bottom of vernal pools, pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 67 Comment
  JEPS107747  Spergularia bocconi Lowell Ahart 2005-5-28 11827 Butte Bottom of vernal pools, pasture, on the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham 67 Comment
  RSA0097897  Spergularia bocconi L. Ahart 2005-5-28 11827 Butte On the north side of Falager Ct., south of the Durham Pentz Road, east of Highway 99 East, about 4 miles east of Durham. 67 Comment
  CHSC49641  Spirodela polyrhiza Vernon Oswald 1987-4-20 2334 Butte Butte Creek Preserve on the s side of the creek ne of the Skyway. On the edge of a dredger pond. 85 Comment
  CHSC43639  Stachys ajugoides var. rigida B. Castro 1987-8-25 204 Butte On gravel bars of Butte Ck ca 1/4 mi e of Hwy 99 crossing, ca 2.1 mi s of Skyway in Chico. 60 Comment
  CHSC43644  Stachys pycnantha B. Castro 1987-8-25 205 Butte On gravel bars of Butte Ck ca 1/4 mi e of Hwy 99 crossing, ca 2.1 mi s of Skyway in Chico. 60 Comment
  CHSC43645  Stachys pycnantha B. Castro 1987-8-29 211 Butte Several feet from s edge of Butte Ck, ca 1/2 mi e of Hwy 99 crossing ca 2.1 mi s of Skyway in Chico. 68 Comment
  CHSC52207  Stachys stricta L. P. Janeway 1988-6-26 2882 Butte SE rim of Coon Ridge, overlooking Nance Cyn; ca 0.6 mi NE of the power lines (high voltage). S-facing seep at the rim. 182 Comment
  CHSC52208  Stachys stricta L. P. Janeway 1988-6-29 2900 Butte Spring where Crouch Ravine fades into Coon Ridge; 1/4 mi S of the Skyway, 2.9 mi E of the Butte Cr bridge. 170 Comment
  CHSC652  Swertia albicaulis var. nitida R. M. Staley 1952-7-13 Butte Butte Creek. 457 Comment
  CHSC48022  Symphoricarpos albus var. laevigatus Vernon Oswald 1987-5-7 2380 Butte Butte Creek Reserve on the N side of Butte Creek E of the Skyway. 74 Comment
  CHSC69668  Symphyotrichum chilense Vernon H. Oswald 1987-5-6 2376 Butte Butte Creek Reserve e of Hwy 99 between Butte Creek and Durham Mutual Ditch. 67 Comment
  CHSC117414  Symphyotrichum subulatum var. parviflorum B. Castro; Tom Boullion 2008-8-21 1765 Butte Sacramento Valley. Ca 3.5 mi SE of Chico, 3 mi NE of Durham, near W edge of Butte Creek ca 0.5 mi upstream of its crossing under the Oro Chico Hwy. 56 Comment
  RSA739616  Taeniatherum caput-medusae L. P. Janeway, B. Castro 2007-5-19 8979 Butte Cascade Range Foothills, Bottom of unnamed drainage on SE side of Neal Road, 2.9 air km NE of Hwy 99, under the high power lines. 91 Comment
  CAS-BOT-BC88202  Thysanocarpus curvipes A. A. Heller 1915-4-20 11855 Butte Chico-Centers road 3 miles from Chico. Comment
  CAS-BOT-BC88203  Thysanocarpus curvipes A. A. Heller 1915-4-20 11855 Butte Chico-Centers road 3 miles from Chico. Comment
  CHSC2817  Thysanocarpus curvipes David Prall 1965-3-14 12 Butte Next to Neal Rd. 1 mile east of HW. 99E. 106 Comment
  CHSC31144  Thysanocarpus curvipes M. S. Taylor 1980-3-1 2337 Butte On north facing bluffs looking into Nance Canyon, ca. 1/4 mi n of Neal Rd, ca. 3 mi e of its jct with Hwy 99, ca. 7 mi s of Chico. 121 Comment
  CHSC3245  Thysanocarpus curvipes Virginia Hagaman 1966-3-2 10 Butte 3.2 miles north of 99E on Neal Road. 243 Comment
  CHSC41134  Thysanocarpus curvipes R. J. Goedl 1976-4-20 4 Butte Ca. 6.4 mi se of Chico on Skyway, 50 yds s of Highway. Field. 213 Comment
  HSC64129  Thysanocarpus curvipes J. P. Smith 1973-3-22 5921 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  SFV1538  Thysanocarpus curvipes M. L. Vincent 1961-3-28 13 Butte Sierra Nevada Skyway on road from Paradise to Chico; overlooking "Little Grand Canyon." Dry mesa. 215 Comment
  UC857555  Thysanocarpus curvipes A. A. Heller 1915-4-20 11855 Butte Chico-Centerville road 3 mi from Chico Comment
  CHSC3914  Toxicoscordion fremontii Harry E. Lindahl 1967-4-6 21 Butte Located ca. 1.1 mi e of intersection of Pentz Rd. and 99E. 64 Comment
  SFV3264  Trichostema lanceolatum M. L. Vincent 1960-9-8 54 Butte Sierra Nevada On bluff overlooking Butte Creek Canyon on the road (Skyway), 3 miles west of Paradise. 215 Comment
  CHSC24150  Trifolium albopurpureum var. olivaceum B. Bunge 1976-4-20 13 Butte Ca. 100 yd s of Skyway, 5 mi ese of Chico. 213 Comment
  CHSC4181  Trifolium albopurpureum var. olivaceum E. P. Parreno 1967-4-10 Butte Common along roadsides. Skyway. Comment
  CHSC48573  Trifolium albopurpureum var. olivaceum Vernon Oswald 1985-4-1 1690 Butte West side of Hwy 99 0.9 mi n of Neil Rd. 68 Comment
  CHSC39599  Trifolium bifidum var. decipiens Lowell Ahart 1983-5-12 3982 Butte Growing along the power line, about 1/2 mile north-east of Highway 99 and Pentz Road. 65 Comment
  CHSC62744  Trifolium bifidum var. decipiens L. P. Janeway; Barbara Castro 1993-5-8 4345 Butte Un-named canyon on southeast side of Neal Road opposite the Butte County landfill; ca 1.5 mi northeast of Hwy 99. 76 Comment
  HSC43356  Trifolium depauperatum Maralyn O'Meara 1974-4-20 270 Butte Skyway Drive, 1 mi. E of Hwy. 99 61 Comment
  CHSC39623  Trifolium depauperatum var. amplectens Lowell Ahart 1983-4-10 3920 Butte South of a large wash, 1/10 mile east of the large barn, about 1 1/4 miles north-east of Highway 99 and Pentz Road. 65 Comment
  CHSC39629  Trifolium depauperatum var. amplectens Lowell Ahart 1983-5-12 3981 Butte Growing along the power line, about 1/2 mile north-east of Highway 99 and Pentz Road. 65 Comment
  CHSC90387  Trifolium depauperatum var. amplectens Carol A. Bordin 1983-4-14 15 Butte Ca. 4 mi e of Durham and 0.3 mi w of Hwy 99 to Durham Dayton Hwy and ne corner of Oro Chico Hwy intersection. 54 Comment
  UC631066  Trifolium depauperatum var. amplectens A. A. Heller 1915-4-20 11851 Butte 3 mi from Chico (Chico-Centerville Rd) Comment
  UC1506094  Trifolium depauperatum var. depauperatum Robert T. Clausen 1963-3-20 63008 Butte e Mutual Ditch (low ridge, s of Chico); Sacramento River 57 Comment
  CHSC29236  Trifolium subterraneum M. S. Taylor 1980-3-15 2379 Butte Ca. 1/4 mi s of Pentz Rd, ca. 1/8 mi e of Hwy 99, ca. 15 mi s of Chico. Comment
  HSC43357  Trifolium variegatum Maralyn O'Meara 1974-4-20 271 Butte Skyway Drive, 1 mi. E of Hwy. 99 61 Comment
  CHSC24151  Trifolium willdenovii B. Bunge 1976-4-20 14 Butte Ca. 100 yd. s of Skyway, 5 mi. ese of Chico. 213 Comment
  CHSC3279  Trifolium willdenovii M. L. Hillier 1966-5-11 Butte Along rd. side 2.4 miles e. of covered bridge on Honeyrun rd. Comment
  UC204386  Trifolium willdenovii A. A. Heller 1914-4-16 11299 Butte 2 mi from Chico (in the field near the Plant Introduction Garden) Comment
  CHSC57836  Triglochin scilloides Vernon H. Oswald 1992-4-7 4893 Butte East side of the dike along Butte Creek Diversion Channel, ca. 500 ft N of the Skyway in south Chico. On the bottom of a vernal pool. 70 Comment
  CHSC74079  Triodanis perfoliata B. Castro; L. P. Janeway 1992-5-10 454 A Butte In bottom of unnamed canyon just SE of Neal Road, opposite the Butte County Landfill, ca 1.5 mi E of Hwy 99. 71 Comment
  CHSC2814  Triphysaria eriantha David Prall 1965-3-14 2 Butte Along side of road, ca 5 yards East of Neal Rd. 1 mile East of Highway 99E. 106 Comment
  CHSC28906  Triphysaria eriantha M. S. Taylor 1980-3-1 2325 Butte West end of county dump on n side of Neal Rd, ca. 1 mi e of Hwy 99, ca. 7 mi s of Chico. 76 Comment
  CHSC3505  Triphysaria eriantha M. Gregg 1966-2-21 12 Butte Old Chico-Oroville Rd. Southeast of Chico. 1/4 mi from Hwy 99e. 53 Comment
  CHSC3549  Triphysaria eriantha Gary Dutton 1966-2-21 26 Butte Found N. W. 99E on Neal Rd. about 1/2 mile. Comment
  CHSC3571  Triphysaria eriantha R. D. Briggs 1966-2-21 38 Butte Side of Durham-Pentz Rd., 5 miles s.s.e. of downtown Chico and 1 mile west of hwy. US 99E. 59 Comment
  CHSC90172  Triphysaria eriantha subsp. eriantha Carol A. Bordin 1983-4-14 14 Butte Ca. 4 mi e of Durham and 0.3 mi w of Hwy 99 to Durham Dayton Hwy and ne corner of Oro Chico Hwy intersection. 54 Comment
  HSC70518  Triphysaria eriantha subsp. eriantha J. P. Smith 1973-3-22 5927 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  UC1506093  Triphysaria eriantha subsp. eriantha Robert T. Clausen 1963-3-20 63007 Butte s Chico (on low ridge e of Mutual Ditch); Sacramento River Drainage, Sacramento Valley 57 Comment
  UCD93591  Trisetum canescens August L. Hormay 1929-6-29 s.n. Butte Butte Creek. Comment
  CHSC24696  Triteleia hyacinthina L. Casto 1976-4-28 19 Butte 50 yd s of Skyway, ca. 4 mi e of intersection of Hwy 99 and Skyway. 182 Comment
  CHSC2816  Triteleia laxa David Prall 1965-3-14 5 Butte Ca. 30 yds. South of Neal Rd., 1 mile east of Highway 99E. 106 Comment
  CHSC4207  Triteleia laxa L. R. Alexander 1967-4-8 25 Butte Found 4 mi se of Chico ca. 200 yds. Off the left hand side of Paradise road. 182 Comment
  CHSC3530  Triteleia lilacina John Francis 1966-4-6 98 Butte 0.7 mile N. of intersection of Pentz Rd., and Hwy. 99E on Pentz Rd. Comment
  CHSC4075  Triteleia lilacina H. E. Lindahl 1967-4-6 10 Butte Located 1.1 mi. n of county dump on Neal Road. 152 Comment
  CAS-BOT-BC200542  Tuctoria greenei Beecher Crampton 1958-8-12 5069 Butte Along US Hwy. 99E, 10 miles southeast of central Chico Comment
  CAS-BOT-BC200543  Tuctoria greenei Beecher Crampton 1960-6-15 5621 Butte 11 miles southeast of Chico, along US Hwy. 99E Comment
  CHSC12938  Tuctoria greenei K. R. Stern 1974-6-30 5767 Butte Vernal pool, ca. 100 yards e of Hwy 99E and 0.4 mi se of intersection with Pentz Road. Ca. 10 mi se of Chico. Comment
  CHSC14118  Tuctoria greenei F. T. Griggs 1973-6-16 Butte 10 miles s of Chico. 0.4 miles s of intersection of Pentz Road and U.S. Hwy 99E. In southern portion of ephemeral pond. Comment
  CHSC14135  Tuctoria greenei F. T. Griggs 1973-8-19 123 Butte 10 miles s of Chico; 0.4 miles s of intersection of Pentz Road and U.S. 99E. Plants located in s portion of an ephemeral pond. Comment
  CHSC52655  Tuctoria greenei R. D. Stone 1986-7-15 751 Butte Central Valley. Esquon Lake, about 10 miles SE of Chico, 0.1 miles E of Highway 99 and 0.4 miles SE of its intersection with Pentz Road. Vernal pool. 54 Comment
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Jul 24 2008
  JEPS83959  Tuctoria greenei R. D. Stone 1986-7-15 751 Butte Esquon Lake, about 10 miles SE of Chico, 0.1 miles E of Highway 99 and 0.4 miles SE of its intersection with Pentz Road . 54 Comment
  RSA134190  Tuctoria greenei Beecher Crampton 1958-8-12 s.n. Butte Along Hwy 99E, 10 miles southeast of central Chic0 Comment
  RSA623863  Tuctoria greenei Jon E. Keeley 1985-7-21 7951 Butte 1 km south of Pentz Road, 100 meters east of Hwy 99, south of Chico Comment
  RSA653944  Tuctoria greenei Beecher Crampton 1966-6-26 7766 Butte 10 miles SE of central Chico, 0.4 miles south of Hwy 99E and Pentz Road jct. Comment
  RSA653995  Tuctoria greenei Beecher Crampton 1978-8-21 9660 Butte 10 miles SE of Chico, 0.5 miles south of the jct. of Pentz Road and Hwy 99; Bed of Esquon Lake Comment
  SBBG115545  Tuctoria greenei B. Crampton 1960-6-15 5621 Butte ca. 10 mi SE of central Chico Comment
  SD71035  Tuctoria greenei Beecher Crampton 1966-6-26 7766 Butte 10 miles s.e. central Chico along US Hwy. 99 E, rolling plains with vernal pool Comment
  UC1115511  Tuctoria greenei Beecher Crampton 1958-8-12 5069 Butte vernal pool in rolling plains along US Hwy 99E 10 mi se central Chico Comment
  UC1116695  Tuctoria greenei Beecher Crampton 1960-6-15 5621 Butte 10 mi se Chico Comment
  UC1254612  Tuctoria greenei Beecher Crampton 1966-6-26 7766 Butte 10 miles SE central Chico. Comment
  UCD33120  Tuctoria greenei Beecher Crampton 1966-6-26 7766 Butte 10 miles SE of central Chico, 0.4 mile S of US Hwy. 99E and Pentz Road juction. Comment
  UCD34286  Tuctoria greenei Beecher Crampton 1978-8-21 9660 Butte Ca. 10 miles SE of Chico, 1/2 mile S of the jct. of Pentz Road and Hwy. 99. Comment
  UCD37441  Tuctoria greenei Beecher Crampton 1960-6-15 5621 Butte 10 miles SE of central Chico, along US Hwy. 99E. Comment
  UCD93612  Tuctoria greenei Beecher Crampton 1958-8-12 5069 Butte 10 miles SE of central portion of Chico, 0.4 mile S of junction of Pentz Road with U.S. Highway 99E. Comment
  UCD93613  Tuctoria greenei Beecher Crampton 1958-8-12 5069 Butte 10 miles SE of central Chico, 0.4 mile S of junction of Pentz Road with U.S. Highway 99E. Comment
  UCD93614  Tuctoria greenei Beecher Crampton 1958-8-12 5069 Butte 10 miles SE of central Chico, 0.4 mile S of junction of Pentz Road with U.S. Highway 99E. Comment
  UCD93616  Tuctoria greenei Beecher Crampton 1960-6-15 5621 Butte 10 miles SE of central Chico, along US Hwy. 99E. Comment
  UCD93619  Tuctoria greenei Beecher Crampton 1966-6-26 7766 Butte 10 miles SE of central Chico, US Hwy. 99E and Pentz Road. Comment
  UCD93626  Tuctoria greenei Beecher Crampton 1978-8-21 9660 Butte Ca. 10 miles SE of Chico, 1/2 mile S of the jct. of Pentz Road and Hwy. 99. Comment
  UCR130135  Tuctoria greenei Jon E. Keeley 1985-7-21 7951 Butte Sacramento Valley, 1 km south of Pentz Rd. c. 100 m east of Hwy 99, south of Chico Comment
  UCR53768  Tuctoria greenei Aaron Liston, S. Meury 1988-5-28 743 -4 Butte 15 km (air) SE of Chico. 0.25 mi south of Pentz Road, 0.12 mi east of Hwy 99 55 Comment
  CHSC50427  Ulmus carpinifolia Vernon Oswald; Mary Bailey 1990-6-13 4292 Butte Durham Mutual Ditch north of Hwy 99, on the south side of Butte Creek, south of Chico. The location is about 0.5 mi southeast of the former USDA Plant Introduction Station. 67 Comment
  CHSC60693  Urtica urens Vernon H. Oswald; James Snowden 1993-4-7 5253 Butte Cattle barns near the mouth of Hamlin Canyon, McKnight Ranch on the E side of Hwy.99 between Durham-Pentz and Neal Roads, S of Chico. 85 Comment
  CHSC45294  Utricularia gibba Vernon Oswald 1987-9-9 3237 Butte Butte Creek Reserve on the south side of Butte Creek, n of the Skyway, ca. 0.2 mi e of the Crouch Ditch diversion dam. Along edge of a dredger pond. 80 Comment
  CHSC45295  Utricularia gibba Vernon Oswald 1987-9-9 3238 Butte Butte Creek Reserve on the s side of Butte Creek, n of the Skyway, ca. 0.3 mi w if the double set of transmission lines. In a backwater of Butte Creek. 82 Comment
  CHSC818  Utricularia vulgaris M. Anthony 1962-5-11 Butte Dredger Pond, just N.E. of Skyway bridge over Butte Creek. 67 Comment
  CHSC60079  Velezia rigida B. Castro; L. P. Janeway 1992-5-9 452 Butte On SE-facing slope of unnamed canyon SE of Neal Road. 76 Comment
  CDA42883  Verbascum virgatum L. Ahart 2012-5-31 18115 Butte On the south side of Neal Road, west of the intersection of Highway 99 and Neal Road, about 3 miles (air) south of Chico. Comment
  CHSC109603  Verbascum virgatum Lowell Ahart 2012-5-31 18115 Butte On the south side of Neal Road, west of the intersection of Highway 99 and Nearl Road, about 3 miles (air) south of Chico. 59 Comment
  JEPS119901  Verbascum virgatum Lowell Ahart 2012-5-31 18115 Butte On the south side of Neal Road, west of the intersection of Highway 99 and Neal Road, about 3 miles (air) south of Chico. Comment
  RSA0045591  Verbascum virgatum Lowell Ahart 2012-5-31 18115 Butte On the south side of Neal Road, west of the intersection of Highway 99 and Neal Road, about 3 miles (air) south of Chico. 59 Comment
  CHSC39061  Veronica arvensis R. A. Schlising; A. Ratcliff 1980-4-6 3548 Butte About 5 miles s of Chico, at the junction of Neal Road and Oroville-Chico Highway. 53 Comment
  CHSC39059  Veronica peregrina subsp. xalapensis R. A. Schlising; A. Ratcliff 1980-4-6 3546 Butte About 5 miles s of Chico at junction of Neal Road and Oroville-Chico Highway. 53 Comment
  CHSC3247  Veronica persica Virginia Hagaman 1966-2-21 11 Butte 1/2 mile east of Butte Creek on old Oroville-Chico Road. Comment
  CHSC48593  Vicia benghalensis Vernon Oswald 1987-10-8 3241 Butte Chico Tree Improvement Center in se Chico. 68 Comment
  CHSC30678  Vicia sativa subsp. nigra M. S. Taylor 1980-3-1 2326 Butte West end of Chico City dump, on w boundary, n side of Neal Rd, ca. 1 mi e of Hwy 99, ca. 7 mi s of Chico. 76 Comment
  CHSC3271  Vicia villosa subsp. varia M. L. Hillier 1966-3-28 Butte About 50 ft. n. of Butte Creek and 220 ft. w. of bridge carrying Hwy. 99E. which is 4 miles s. of C.S.C. Comment
  CHSC48591  Vicia villosa subsp. varia Vernon Oswald 1987-3-31 2305 Butte Butte Creek Reserve on the s side of Butte Creek n of the Skyway. 85 Comment
  CHSC3265  Viola douglasii M. L. Hillier 1966-3-21 Butte About 3/4 mines e. of Hwy 99E. Pentz rd. Comment
  CHSC3850  Viola douglasii L. E. Dunkel 1965-3-16 7 Butte Honey Run Road of Butte Canyon ca. 2 mi sw of Honey Run Covered Bridge. 42 Comment
  CAS-BOT-BC385043  Vitis californica John Thomas Howell 1975-6-15 51068 Butte Skyway between Chico and Paradise at Butte Creek 60 Comment
  CHSC13919  Vitis californica E. S. Caldwell 1974-4-24 3 Butte Along Humbug Rd, ca. 3 mi e of the Skyway to Paradise. 60 Comment
  CHSC49591  Vulpia bromoides Vernon Oswald 1984-5-16 1189 Butte Near Chico on the Skyway ca. 1 mi e of Hwy 99 at the Little Chico Creek--Butte Creek Diversion Channel. Along the edge of a vernal pond. 68 Comment
  UCD18877  Vulpia microstachys var. ciliata Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-3 185 Butte off of Hwy 99, 2 mi. north of its intersection with Hwy 149, Book Family Farm, Book Ranch Site, pool # BOO072, UTMs: 10S0611198; 4386920. Comment
  UCD94565  Vulpia microstachys var. pauciflora P. B. Kennedy 1929-5-4 s.n. Butte Chico to Paradise. Comment
  HSC39884  Vulpia myuros J. P. Smith 1973-3-22 5924 Butte 2.1 mi. E of junction with Hwy. 99 and the road to Paradise 122 Comment
  CHSC23127  Vulpia myuros var. myuros M. S. Taylor 1975-10-29 969 Butte Along Butte Creek, ca. 300 yds s of Humbug Rd, ca. 2 mi e of junc of the Skyway and Humbug Rd. Comment
  CHSC97042  Zeltnera muehlenbergii B. Castro; L. P. Janeway 2005-6-5 1480 Butte Ca 6 air mi SE of Chico, in bottom of canyon SE of Neal Rd, ca 100 ft nw of intermittent creek. 85 Comment
  SFV765  Zigadenus fremontii M. L. Vincent 1961-3-29 31 Butte Sacramento Valley 1 mile west of Chico. On Highway to Oroville. 60 Comment



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