39.65611 39.75611 -121.77055 -121.67055 UC/JEPS: Consortium Search Results
Search Results — 1228 specimen records retrieved (1228 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC100952  Acer macrophyllum L. P. Janeway 2007-7-25 9227 Butte Cascade Range Foothills.. Upper Bidwell Park, Chico; 6 m north of Big Chico Creek and about 6 m higher than the creek, between Upper Park Road and Yahi Trail, between Day Camp and the power lines. 91 Comment
  RSA755322  Acer macrophyllum L. P. Janeway, B. Castro 2007-7-25 9227 Butte Cascade Range Foothills. Upper Bidwell Park, Chico; 6 m north of Big Chico Creek and about 6 m higher than the creek, between Upper Park Road and Yahi Trail, between Day Camp and the power lines. 91 Comment
  CHSC31120  Achyrachaena mollis Roberta A. Boer 1980-4-25 17 Butte Ca. 1/4 mi n of Humboldt Rd. and 1.5 mi e of the jct of Hwy 32 and Hwy 99, ca. 2.0 mi e of Chico. 131 Comment
  CHSC56837  Achyrachaena mollis R. L. Ondricek-Fallscheer 1983-5-7 167 Butte At southwestern-most end of Flatiron Ridge, ca 3 1/2 mi west-southwest of Paradise. 152 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
  CHSC2833  Acmispon parviflorus David Prall 1965-4-25 30 Butte Growing on road-cut on north side of Humbug Rd. 0.3 mile swest of junction with Honeyrun Rd. (covered bridge). 152 Comment
  CHSC2835  Acmispon wrangelianus David Prall 1965-4-25 29 Butte Growing on roadside bank, on north side of Humbug Rd. 0.3 miles west of junction with Honeyrun Rd. (cvered Bridge). 152 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
  CHSC3274  Adiantum aleuticum M. L. Hillier 1966-3-7 Butte On s. side of rd. between Honeyrun covered bridge and Paradise on Honeyrun rd. Comment
  CHSC21827  Adiantum jordanii B. L. Wiley 1975-4-4 5 Butte Ca. 100 yds s of Butte Creek and 0.4 mi w of Covered Bridge, 6.4 mi ese of Chico. 115 Comment
  CHSC2838  Adiantum jordanii David Prall 1965-4-16 24 Butte 2 yds. Up the N bank 10 yds NW from Humbug Rd. 0.3 miles east from junction of Sunhill D. 198 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
  CHSC4216  Adiantum jordanii R. Carter 1966-3-13 300 Butte Found ca. 6 mi. E of Chico at intersection of Honey-Run Rd. and Humbug Rd. in Butte Cr. Canyon. Comment
  CHSC90135  Adiantum jordanii Greg Johansen 1983-4-16 1 Butte About 200 yds south of Butte Creek and 200 yds southeast of the Covered Bridge, 6 mi east-southeast of Chico. 274 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
  CHSC21908  Aesculus californica Robert A. Schlising; Et al 1964-6-11 2722 Butte Few miles south of Paradise along Honeyrun Road. Comment
  CHSC4455  Aesculus californica C. Glascock 1965-3-17 290 Butte Ca. 50 ft. downstream from E end of covered bridge on the Honey Run Rd., near Chico. 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
  CHSC92548  Aira caryophyllea L. P. Janeway 2005-3-10 8345 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA715919  Aira caryophyllea L. P. Janeway 2005-10-3 8345 Butte Cascade Range Foothills. East edge of city of Chico; North side of Humboldt Road. 1.8 km Northeast of Bruce Road. 134 Comment
  GH310764  Alchemilla macrosepala A. A. Heller 1916-4-13 12324 Unknown Stilson canon east of Chico in the digger pine and blue oak belt, Ceanothus, Toxicodendron, and Uva-nrsi common shrubs. 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
  CHSC90049  Allium amplectens Laurie L. Gordon 1991-4-17 10 Butte 3 mi e of Hwy 99, ca. 250 ft s of Hwy 32. 54 Comment
  CHSC90192  Allium amplectens Camela J. Ott 1989-4-11 8 Butte Population ca. 100 m ne of covered bridge, along e bank of Centerville Rd. 10.2 km ese of Chico. 120 Comment
  CHSC90575  Allium amplectens Robert Lyster 1984-4-21 16 Butte About 9 mi east of Chico and 75 yds west of Butte Creek and 100 yds southwest of Covered Bridge. 108 Comment
  CHSC96559  Allium amplectens L. P. Janeway 2006-4-30 8569 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. 149 Comment
  JEPS82253  Allium amplectens Roger Raiche 1983-4-13 30188 Butte slope above Honey Run Covered Bridge (Honey Run Road) Comment
  RSA725061  Allium amplectens L. P. Janeway 2006-4-30 8569 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. 149 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
  CHSC30815  Allium peninsulare M. S. Taylor; J. D. Jokerst 1980-4-19 2546 Butte S side of Butte Creek, ca. 1/4 mi upstream (n) from Honey Run Covered Bridge, ca. 6 mi e of Chico. 182 Comment
  CHSC36951  Allium peninsulare Richard J. Slama 1981-4-20 7 Butte On s rim of canyon, ca. 7 mi. se of Chico, ca. 5 mi. e of hwy. 99 on Skyway rd. 243 Comment
  CHSC42220  Allium peninsulare J. P. Arts 1986-4-19 3 Butte Ca. 4 mi. s of Centerville, ca 7 mi ne of Chico. 234 Comment
  SJSU7110  Allium peninsulare C. D. Duncan 1963-5-4 Butte lava cap near Neal Rd between Chico & Paradise, Sierra Nevada foothills 487 Comment
  CHSC116013  Ambrosia psilostachya Lowell Ahart 2015-10-9 20539 Butte West edge of Highway 32, about 100 yards south of Ten Mile House road, about 10 miles northeast of Chico. 464 Comment
  CHSC21175  Ambrosia psilostachya M. S. Taylor 1975-10-29 977 Butte Ca. 10 ft S of Humbug Rd, ca. 4 mi E of junc of the Skyway and Humbug Rd. Comment
  JEPS124126  Ambrosia psilostachya Lowell Ahart 2015-10-9 20539 Butte About 100 yards south of Ten Mile House Road, about 10 miles northeast of Chico. Comment
  CHSC1027  Ammannia coccinea V. Holt 1945-10-2 Butte Butte Creek canyon. 91 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
  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
  CHSC96552  Amsinckia lycopsoides L. P. Janeway 2006-4-30 8561 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. 149 Comment
  RSA0089739  Amsinckia lycopsoides L. P. Janeway 2006-6-30 8561 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road, 2.4 km northeast of Bruce Road. 149 Comment
  CHSC38118  Andropogon virginicus var. virginicus R. L. Ondricek-Fallscheer 1982-10-30 163 Butte At sw tip of Flatiron Ridge, ca. 3 1/2 mi wsw of Paradise. 146 Comment
  CHSC36168  Anthriscus caucalis G. H. Snodgrass 1981-4-11 PT- 12 Butte Ca. 5 mi e of Chico, ca. 200 yds e of Rockwood Lake entrance on Honeyrun Rd. (previously Humbug Rd.). 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
  UC859110  Aphanes occidentalis A. A. Heller 1916-4-13 12324 Butte e of Chico (Stilson canyon) Comment
  CHSC3261  Arceuthobium occidentale M. L. Hillier 1966-4-23 Butte About 9.5 miles e. of C.S.C. admin. building. Chico. Comment
  CHSC24702  Arctostaphylos J. R. Nelson 1976-3-1 5 Butte 9 mi E of Chico on Hwy 32. 548 Comment
  CHSC33288  Arctostaphylos S. Posner; K. Stern 1972-9-24 1 Butte 200 yds south of Humbug Rd., 3 miles east of Skyway. Comment
  CAS-BOT-BC38860  Arctostaphylos manzanita subsp. manzanita A. A. Heller 1940-2-4 15488 Butte Neal road west of Paradise just below the Spring House. Comment
  CAS-BOT-BC38873  Arctostaphylos manzanita subsp. manzanita A. A. Heller 1940-2-4 15487 Butte 1 mile west of the Spring House on the Neal Road to Paradise. Comment
  CHSC3616  Arctostaphylos manzanita subsp. manzanita John Francis 1966-2-15 9 Butte 4 miles E of Chico on Hwy 32. Comment
  RSA31631  Arctostaphylos manzanita subsp. manzanita A. A. Heller 1940-2-4 15488 Butte Neal Road west of Paradise just below the Spring House. Comment
  CHSC48371  Arctostaphylos mewukka subsp. mewukka Vernon Oswald 1987-3-20 2293 Butte North side of Skyway 2.7 mi W of junction with Neal Rd. just east of overlook. 335 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
  CHSC586  Arctostaphylos patula L. Stone 1930-3-16 Butte Near West Branch on Humboldt road. 975 Comment
  CHSC25404  Aristida ternipes var. hamulosa Hayes; Warner 1977-9-11 57 Butte Exactly 3.5 mi e of the Hwy 99 overpass on Hwy 32 e of Chico, ca. 1 m s of road. 137 Comment
  CHSC49508  Aristida ternipes var. hamulosa Vernon Oswald 1985-6-10 1826 Butte Hwy 32 3.1 mi e of Hwy 99. 164 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
  CHSC116  Aristolochia californica M. Anthony 1963-4-29 Butte Near Covered Bridge on Butte Creek. 108 Comment
  CHSC27842  Aristolochia californica T. B. Devine 1978-10-15 469 Butte At intersection of Humbug Rd. and Honey Run Rd. 106 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
  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
  CAS-BOT-BC178465  Astragalus gambelianus A. A. Heller 1916-4-13 s.n. Butte Stilson Canyon east of Chico Comment
  CHSC827  Astragalus gambelianus L. Nelson 1935-5-7 Butte Covered Bridge on Butte Creek. 108 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
  CHSC4115  Athysanus pusillus R. Carter 1966-3-13 297 Butte Found ca. 6 mi. E of Chico at intersection of Honey Run Rd. and Humbug Rd. in Butte Cr. Canyon; 50 yds. up slope on S side of canyon. Comment
  CHSC476  Athysanus pusillus G. Spurlock 1935-4-7 Butte Covered bridge on Butte Creek. Comment
  CHSC90603  Athysanus pusillus Susan E. Bigbee 1984-3-13 38 Butte Population ca. 50 yds s of Butte Creek and ca. 320 yds w of Covered Bridge, 6.2 mi ese of Chico. 120 Comment
  POM219647  Athysanus pusillus H. F. Copeland 1928-4-3 431 Butte Canyon of Butte Creek. 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
  SFV1397  Athysanus pusillus M. L. Vincent 1961-3-28 36 Butte Sierra Nevada Skyway on road from Paradise to Chico; 2 miles west of Paradise. 300 Comment
  CHSC100990  Avena barbata L. P. Janeway 2008-4-2 9246 Butte Cascade Range Foothills. East edge of City of Chico; slope on north side of Humboldt Road 2.9 km northeast of Bruce Road. 167 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
  CHSC41558  Avena barbata R. L. Ondricek-Fallscheer 1982-5-26 138 Butte At sw end of Flatiron Ridge, ca. 3 1/2 mi wsw of Paradise. 192 Comment
  CHSC57163  Avena barbata R. L. Ondricek-Fallscheer 1982-5-26 138 Butte At southwest end of Flatiron Ridge, ca 3 1/2 mi west-southwest of Paradise. 192 Comment
  JEPS117938  Avena barbata L. P. Janeway 2008-4-2 9246 Butte East edge of City of Chico Cascade Range Foothills (slope on north side of Humboldt Road 2.9 km northeast of Bruce Road) 167 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
  CHSC21176  Baccharis douglasii M. S. Taylor 1975-10-29 971 Butte On N side of Butte Creek, ca. 4 mi E of junc of the Skyway and Humbug Rd. Comment
  CHSC56747  Baccharis salicifolia J. D. Jokerst 1980-4-15 Butte Junction of Honey Run Road and Butte Creek. 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
  CHSC92571  Blennosperma nanum var. nanum L. P. Janeway 2005-3-1 8333 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA0084097  Blennosperma nanum var. nanum L. P. Janeway 2005-3-1 8333 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Rd. 1.8 km northeast of Bruce Road. 134 Comment
  CAS-BOT-BC14014  Boechera lemmonii Mrs. H. C. Cantelow 1938-7-5 s.n. Plumas Flatiron Ridge. Comment
  CAS-BOT-BC14015  Boechera lemmonii Mrs. H. C. Cantelow 1938-7-5 2314 Plumas Flatiron Ridge. 1828 Comment
  CHSC6163  Brachypodium distachyon E. Parreno 1968-4-28 76 Butte NE of Covered Bridge, Chico. 60 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
  CHSC100874  Brickellia californica L. P. Janeway 2008-10-8 9605 Butte Cascade Range Foothills Upper Bidwell Park, Chico; north side of Big Chico Cree 455 m west of Day Camp. 91 Comment
  CHSC41556  Briza maxima R. L. Ondricek-Fallscheer 1982-5-25 135 Butte NE side of tip of Flatiron Ridge; ca. 3 1/2 mi wsw of Paradise. 182 Comment
  CHSC52485  Briza maxima R. L. Ondricek 1982-5-25 135 Butte NE side of tip of Flatiron Ridge; ca. 3 1/2 mi wsw of Paradise. 182 Comment
  CHSC6753  Briza maxima Marilyn Lee 1968-5-3 163 Butte South side of Skyway, ca 6 miles E. of Chico. Comment
  CHSC41138  Briza minor R. L. Ondricek-Fallscheer 1982-5-25 134 Butte On ne side of tip of Flatiron Ridge, ca. 3 1/2 mi wsw of Paradise. 182 Comment
  CHSC4407  Briza minor R. L. Smith 1966-5-10 12 Butte Butte Creek Canyon 4 mi. e of Skyway. Comment
  CHSC92546  Briza minor L. P. Janeway 2005-3-10 8346 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA715855  Briza minor L. P. Janeway 2005-3-10 8346 Butte Cascade Range Foothills [error: actually Sierra Nevada foothills] E edge of city of Chico, N side of Humboldt Road 1.8 km NE of Bruce Road. 134 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
  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
  CHSC96549  Bromus hordeaceus L. P. Janeway 2006-4-30 8567 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. 149 Comment
  RSA725192  Bromus hordeaceus L. P. Janeway 2006-4-30 8567 Butte Cascade range Foothills. East edge of city of Chico; northwest side of Humbolt Road 2.4 km northeast of Bruce Road. 149 Comment
  CHSC6164  Bromus laevipes E. Parreno 1968-4-28 79 Butte Ridge ne side of Covered Bridge. 60 Comment
  CHSC100992  Bromus madritensis subsp. madritensis L. P. Janeway 2008-4-2 9249 Butte Cascade Range Foothills. East edge of City of Chico; slope on north side of Humboldt Road 2.9 km northeast of Bruce Road. 167 Comment
  CHSC6750  Bromus madritensis subsp. madritensis Marilyn Lee 1968-5-3 157 Butte South side of Skyway, ca 6 miles E. of Chico. Comment
  JEPS117882  Bromus madritensis subsp. madritensis L. P. Janeway 2008-4-2 9249 Butte East edge of City of Chico Cascade Range Foothills (slope on north side of Humboldt Road 2.9 km northeast of Bruce Road) 167 Comment
  CHSC28998  Bromus madritensis subsp. rubens M. S. Taylor 1980-4-1 2423 A Butte On bluffs on s side of Butte Creek, ca. 1/4 mi downstream from Honey Run Covered Bridge, ca. 6 mi e of Chico. 182 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
  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
  CHSC24839  Calochortus albus M. S. McCrum 1976-4-27 8 Butte Ca. 6.5 mi e of Chico, 100 yd s of Butte Creek, 0.1 mi w of Covered Bridge. 112 Comment
  CHSC2510  Calochortus albus W. Fitzwater 1958-4-19 Butte Neal Grade, Chico area. Comment
  CHSC2839  Calochortus albus David Prall 1965-4-25 25 Butte On roadside bank of north side of Humbug Rd. 0.3 miles west of junction with Honeyrun Rd. (covered bridge). 152 Comment
  CHSC29106  Calochortus albus M. S. Taylor; J. D. Jokerst 1980-4-27 2567 Butte On s side of Humbug Rd, ca. 1/2 mi upstream from Honey Run Covered Bridge, ca. 7 mi e of Chico. 137 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
  CHSC3284  Calochortus luteus M. S. Hillier 1966-5-7 Butte 1/4 mile n. of covered bridge on humbug rd. 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
  CHSC24843  Calochortus monophyllus T. L. Reynolds 1976-4-23 55 Butte 0.3 mi ne of Covered Bridge, 7.2 mi ese of Chico. 121 Comment
  CHSC3298  Calochortus monophyllus M. L. Hillier 1966-4-23 Butte Along Hwy. 32 9 1/2 miles e. of C. S. C. Admin. Build. Chico. Comment
  CHSC41119  Calochortus monophyllus J. D. Jokerst 1977-1-17 74 Butte On n. side of Humbug road, 2 mi. e. of intersection with Honey Run Road, 8.5 mi. ese. Of Chico. Ca. 400 yds. N. of Butte Creek. 167 Comment
  CHSC90184  Calochortus monophyllus Thomas M. Scott 1989-4-19 9 Butte About 50 m east of Butte Creek at Covered Bridge; 10.2 km east-southeast of Chico. 120 Comment
  UC203547  Calochortus monophyllus A. A. Heller 1914-4-16 11295 Butte 8 mi from Chico (on the Chico-Centerville road; near Butte Creek) Comment
  CHSC25402  Calycadenia ciliosa M. P. Hayes 1977-9-11 56 Butte Exactly 3.5 mi E of the Hwy 99 overpass on Hwy 32 in Chico, ca 3-10 m S of the road. 137 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
  CHSC51252  Calycadenia ciliosa Lowell Ahart; Mary Sue Taylor 1990-8-28 6595 Butte On the south side of Highway 32, about 3 miles east of Chico. 182 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
  CHSC12947  Calycadenia oppositifolia K. R. Stern 1974-7-1 5882 Butte Skyway, overlooking Butte Creek Canyon, ca. 2 mi S of Paradise. 335 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
  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
  UC596105  Calycadenia spicata R. F. Hoover 1938-8-2 3717 Butte 7 mi se of Chico Comment
  CHSC52383  Calycadenia truncata R. L. Ondricek-Fallscheer 1982-10-30 162 Butte SW tip of Flatiron Ridge, ca. 3 1/2 mi WSW of Paradise. 146 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
  CHSC57175  Capsella bursa-pastoris Rickelle Syrdahl 1991-4-16 20 Butte Ca. 50 yds sw of jct of Centerville Rd and Honey Run RD, n side of Butte Creek at covered bridge. 152 Comment
  CHSC498  Cardamine californica P. Delaplane 1965-3-2 66 Butte Found ca. 100 yds. from covered bridge on Honey Run Rd. ca. 8 mi. SE of Chico. 304 Comment
  UC117855  Cardamine californica R. M. A. Feb. 1883 332 Butte banks Little Chico Creek; banks Little Chico Creek Comment
  CHSC34521  Cardamine californica var. californica R. E. Preston 1981-2-6 37 Butte At base of cliff on s side of Butte Creek canyon, at Covered Bridge, ca. 12 km e of Chico. 275 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
  CHSC34481  Cardamine oligosperma C. S. Phillips 1976-4-28 13 Butte Ca. 70 yds. s of Butte Creek and 0.3 mi. w of Covered Bridge, 6.4 mi ese of Chico. 115 Comment
  CHSC92568  Cardamine oligosperma L. P. Janeway 2005-3-1 8335 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 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
  RSA715722  Cardamine oligosperma L. P. Janeway 2005-3-1 8335 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Rd. 1.8 km northeast of Bruce Road 134 Comment
  SJSU15296  Carex Lisa Morton 2002-3-31 18 Butte Upper Bidwell Park along Middle Trail 50 Comment
  CHSC2105  Carex barbarae P. Mason 1937-5-15 Butte Fish wheel on Butte Creek. 91 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
  CHSC84928  Carex lenticularis var. lipocarpa L. P. Janeway 2003-9-20 8001 Plumas Northern High Sierra Nevada. Along edges of Round Lake, especially at the outlet; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2047 Comment
  SEINET7564700 Image available Carex lenticularis var. lipocarpa L. P. Janeway 2003-9-20 8001 Plumas Northern High Sierra Nevada. Along edges of Round Lake, especially at the outlet, northeast side of Sierra Nevada crest, Lakes Basin Recreation Area. Gold Lake 7.5' quad. 2047 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
  CHSC84923  Carex scopulorum var. bracteosa L. P. Janeway 2003-9-20 7994 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2115 Comment
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Jul 29 2014
  JEPS105627  Carex scopulorum var. bracteosa L. P. Janeway 2003-9-20 7994 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area 2115 Comment
  SEINET7574995 Image available Carex scopulorum var. bracteosa L. P. Janeway 2003-9-20 7994 Plumas Northern High Sierra Nevada. In cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. Gold Lake 7.5' quad. 2115 Comment
  CHSC84902  Carex spectabilis L. P. Janeway 2003-9-20 7999 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2115 Comment
  SEINET7575696 Image available Carex spectabilis L. P. Janeway 2003-9-20 7999 Plumas Gold Lake 7.5' quad, Northern High Sierra Nevada, in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake, northeast side of Sierra Nevada Crest, Lakes Basin Recreation Area. 2115 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
  GH365598  Castilleja A. A. Heller 1916-4-13 12319 Unknown Stilson canon east of Chico Comment
  CAS-BOT-BC249107  Castilleja affinis A. A. Heller 1916-4-13 12319 Butte Stilson Canon [Canyon] east of Chico Comment
  UC885148  Castilleja affinis subsp. affinis A. A. Heller 1916-4-13 12319 Butte e of Chico; Stilson Canyon Comment
  CHSC43191  Castilleja applegatei subsp. pinetorum Richard J. Slama 1981-4-20 8 Butte On s rim of canyon. Ca. 7 mi se of Chico, ca. 5 mi. e of hwy. 99 on Skyway rd. 243 Comment
  CHSC2827  Castilleja attenuata David Prall 1965-3-14 13 Butte Neal Rd. 1 mile east of Hw. 99E. 106 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
  CHSC1825  Castilleja lacera L. Oliver; S. Sloan 1935-5-4 Butte Butte Creek Canyon. 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
  SEINET14168216  Castilleja subinclusa B. Nightingale 1961-4-29 52 Butte Near Butte Creek, ca 6 miles E of Chico. 61 Comment
  CHSC60665  Caulanthus lasiophyllus Vernon H. Oswald; James Snowden 1993-4-7 5251 Butte Near the SE rim of Hamlin Canyon E of the cattle barns on the McKnight Ranch, E side of Hwy. 99 between Durham-Pentz and Neal roads, S of Chico. 182 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
  CHSC20961  Ceanothus cuneatus M. S. Taylor 1974-3-19 87 Butte On creek side of Humbug Road, in vicinity of Honey Run Covered Bridge. 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
  CAS-BOT-BC50781  Ceanothus integerrimus A. A. Heller 1928-4-30 14536 Butte Along the Neal Road about 3 miles below Paradise Comment
  SBBG50583  Ceanothus integerrimus G. L. Carlin 1971-4-25 25 Butte Honey Run Rd crossing of Butte Crk, 3.7 mi E of Chico 121 Comment
  UC203678  Ceanothus integerrimus A. A. Heller 1914-4-16 11293 Butte 8 mi from Chico (on the Chico-Centerville rd) 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
  CHSC2507  Ceanothus integerrimus var. macrothyrsus W. Fitzwater 1958-4-19 Butte Humboldt Rd., Chico area. 457 Comment
  CHSC3514  Ceanothus integerrimus var. macrothyrsus John Francis 1966-4-16 107 Butte 1.5 miles E. of covered bridge (Honey Run); growing in grass-covered area beside road. Comment
  RSA77695  Ceanothus prostratus F. W. Peirson 1926-6-21 6780 Butte Butte Meadow, Humboldt Road Comment
  JEPS117916  Celtis laevigata L. P. Janeway 2008-10-8 9603 Butte Upper Bidwell Park, Chico Cascade Range Foothills (north side of Big Chico Creek 455 m west of Day Camp) 91 Comment
  CHSC107125  Centaurea melitensis L. P. Janeway 2011-6-7 10369 Butte Cascade Range Foothills. East side of Chico; north side of Humboldt Road 3.0 road km east of Bruce Road. 186 Comment
  UC894388  Centaurea melitensis A. A. Heller 1916-4-13 12323 Butte e of Chico (Stilson Canon); Stilson Canon Comment
  CHSC3352  Centaurea solstitialis Robert L. Smith 1966-5-16 6 Butte Skyway, 6 miles E of Chico. Comment
  CHSC3362  Centaurea solstitialis M. Gregg 1966-5-7 161 Butte Approx. 5 miles north east of the Skyway on Humbug Rd. 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
  CHSC92534  Cerastium glomeratum L. P. Janeway 2005-3-10 8344 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA715921  Cerastium glomeratum L. P. Janeway 2005-3-10 8344 Butte Cascade Range Foothills [error: actually Sierra Nevada foothills] E edge of city of Chico, N side of Humboldt Road 1.8 km NE of Bruce Road. 134 Comment
  CHSC33360  Cercis occidentalis Steve Alvarez 1980-3-24 19 Butte Ca. 4.7 km e of Chico, 2.1 km wsw of Paradise, 0.1 km s of n edge of Coon Ridge, 0.2 km n of Skyway road. 270 Comment
  CHSC90504  Cercis occidentalis Suzanne Peters 1988-3-22 22 Butte S side of Butte Creek, vic. Covered Bridge, ca. 7 mi ese of Chico. 121 Comment
  SBBG17426  Cercis occidentalis B. Fuller 1961-4-1 Butte Butte Crk Cyn, Honeyrun Rd below Paradise Comment
  CHSC99573  Cercocarpus betuloides var. betuloides L. P. Janeway 2008-5-26 9368 Butte Northern Sierra Nevada Foothills. Along south side of Skyway 3.5 km southwest of Paradise and Neal Road. 360 Comment
  JEPS29838  Chamaesyce ocellata Rimo Bacigalupi and L. R. Heckard 1962-6-1 8582 Butte 200 ft e junction of Paradise Rd and rd to Centerville 60 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
  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
  CHSC19948  Chlorogalum pomeridianum var. pomeridianum M. S. Taylor 1975-3-10 406 Butte Above Butte Creek, ca. 1/4 mi w of Covered Bridge, ca. 6 mi e of Chico. 243 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
  CHSC39074  Chorizanthe polygonoides var. polygonoides R. A. Schlising 1980-4-6 3545 Butte E of Chico along Skyway, 3.5 mi S of Paradise. 213 Comment
  CHSC12738  Chorizanthe stellulata M. S. Taylor 1974-5-20 236 Butte Scattered patches ca. 50 ft n of Skyway to Paradise, ca. 6 mi e of Chico. 76 Comment
  CHSC9140  Chorizanthe stellulata M. P. Coffeen 1970-4-21 20 Butte 7 mi. up Skyway off Hwy. 99 E. About 50 ft. off rd. to the north on a dry rocky shelf. 396 Comment
  CHSC9142  Chorizanthe stellulata L. W. Gray 1970-5-5 27 Butte Collected ca. 30 yds. N. of the Chico-Paradise Skyway ca. 7 mi. E. of the intersection of the Skyway with Highway 99 E. Was located ca. 5 ft. from the cliffs. Comment
  CHSC35077  Cicendia quadrangularis R. A. Schlising 1980-3-24 3527 Butte NE of Chico at Covered Bridge over Butte Creek, at junction of Humbug and Honey Run Roads. Comment
  CHSC107915  Cirsium arvense L. P. Janeway; Melanie Williams 2011-9-1 10715 Plumas Northern High Sierra Nevada. Plumas National Forest; along Kenzie Ravine 1.1 km east of Little Grass Valley Reservoir, 35 m upstream from Silvertip road crossing; 2.0 air km north of Goat Mountain. 1573 Comment
  UCD169686  Cirsium arvense L. P. Janeway; Melanie Williams 2011-9-1 10715 Plumas Northern High Sierra Nevada. Plumas National Forest; along Kenzie Ravine 1.1 km east of Little Grass Valley Reservoir, 35 m upstream from Silvertip Road crossing; 2.0 air km north of Goat Mountain. 1573 Comment
  CHSC24775  Clarkia arcuata L. J. Gut 1976-4-23 20 Butte Ca. 100 yds s of Butte Creek, ca. 6.2 mi ese of Chico. 121 Comment
  CHSC24880  Clarkia arcuata T. L. Reynolds 1976-4-25 63 Butte Ca. 200 yds s of Butte Creek and ca. 400 yds sw of Covered Bridge, 6.9 mi ese of Chico. 121 Comment
  CHSC28707  Clarkia arcuata R. A. Schlising 1979-5-8 3389 Butte E of Chico along the Skyway (Hwy to Paradise). Comment
  CHSC3489  Clarkia arcuata Rober Jaegel 1966-4-20 114 Butte Located near the covered bridge, on Chico, Paradise Road in a meadow. Comment
  CHSC3521  Clarkia arcuata John Francis 1966-4-16 118 Butte On hillside S. of covered bridge (Honey Run). Comment
  CHSC41118  Clarkia arcuata J. D. Jokerst 1977-4-17 81 Butte On side of Humbug Rd., s. side of Butte Creek canyon, 13 km. ese. of Chico, ca. 1.6 km. from creek. 474 Comment
  CHSC90097  Clarkia arcuata Dan Morgan 1991-4-16 8 Butte S bank Butte Creek, vicinity Covered Bridge. 114 Comment
  CHSC90196  Clarkia arcuata Camela J. Ott 1989-4-11 11 Butte Ca. 100 m s of covered bridge, 10.2 km ese of Chico. 200 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
  CHSC3329  Clarkia concinna subsp. concinna Robert L. Smith 1966-5-17 4 Butte Honey Run Rd., 3 miles W of Paradise. Comment
  CHSC1104  Clarkia mildrediae subsp. mildrediae V. Holt 1935-5-28 Butte Butte Creek. 243 Comment
  CHSC25036  Clarkia purpurea G. Foster 1972-5-23 9 Butte On s side of hwy 32 ca. 3.2 mi e of highway 99 overpass. Comment
  RSA65644  Claytonia palustris F. W. Peirson 1926-6-21 6774 Butte Butte Meadow, Humboldt Road Comment
  CHSC31194  Claytonia parviflora subsp. parviflora M. S. Taylor 1980-4-1 2418 Butte In deep shade in moss over rocks, along s side of Butte Creek, ca. 1/4 mi downstream (w) of Honey Run Covered Bridge, ca. 6 mi e of Chico. 121 Comment
  CHSC4175  Claytonia parviflora subsp. parviflora Kathy Sommarstrom 1967-10-15 23 Butte Found 20 yds off Humbug Rd in front of covered bridge. 76 Comment
  CHSC54368  Claytonia parviflora subsp. parviflora M. Bailey 1991-3-6 545 Butte On property s of Honey Run Road and e of Butte Creek; proposed location of Butte Creek Volunteer Fire Station. 103 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
  CHSC90009  Claytonia parviflora subsp. parviflora Charlie Crannell 1991-4-23 14 Butte 50 ft south of where Honey Run Road crosses Butte Creek. 103 Comment
  RSA715846  Claytonia perfoliata L. P. Janeway 2005-3-1 8342 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Rd. 1.8 km northeast of Bruce Road. 134 Comment
  CHSC19934  Claytonia perfoliata subsp. perfoliata M. S. Taylor 1975-3-10 380 Butte Abundant on s side of Butte Creek, ca. 30 ft s of Covered Bridge, ca. 8 mi e of Chico. 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
  CHSC39937  Claytonia perfoliata subsp. perfoliata M. S. Taylor; V. Oswald 1984-4-4 5379 Butte N side of Humbug Rd, ca. 0.5 mi E of Honey Run Covered Bridge, ca. 6 air mi E of Chico. 182 Comment
  CHSC92572  Claytonia perfoliata subsp. perfoliata L. P. Janeway 2005-3-1 8342 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  CHSC42013  Clematis lasiantha Lowell Ahart 1961-5-4 4 Butte Along Humbug Road, east of Chico. 152 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
  CHSC90178  Clematis lasiantha Ross L. Jones 1989-4-12 22 Butte Ca. 200 m s of Butte Creek and 400 m e of Covered Bridge, 10.2 km ese of Chico. 150 Comment
  CHSC99570  Clematis lasiantha L. P. Janeway 2008-5-26 9366 Butte Northern Sierra Nevada Foothills. Along south side of Skyway 3.5 km southwest of Paradise and Neal Road. 360 Comment
  SBBG40356  Clematis lasiantha J. Ingram, A. Ingram 1960-4-7 513 Butte steep bank below Honey Run Rd, between 2 and 3 mi S of Paradise Comment
  CHSC11076  Collinsia heterophylla Lowell Ahart 1961-5-4 Butte Along Humbug Road, Chico. 152 Comment
  CHSC1732  Collinsia heterophylla H. Summers 1929-4-24 Butte S. bank of Butte Creek, near covered bridge. 106 Comment
  CHSC3817  Collinsia sparsiflora L. E. Dunkel 1965-2-23 1 Butte Along road bank ca. 200 yards e of covered bridge, on centerville road of Butte Canyon. 54 Comment
  CHSC3970  Collinsia sparsiflora J. Senter 1967-4-3 3 Butte 100 yds. S.E. slope near covered bridge on Humbug Rd. 76 Comment
  CHSC39771  Collinsia sparsiflora Kurt Silberstein 1981-3-24 25 Butte 8 km se of Chico and 8 km nw of Paradise. 125 Comment
  CHSC90146  Collinsia sparsiflora Roberta A. Boer 1980-4-25 20 Butte About 1/4 mi southwest of the junction of Honeyrun and Humbug Roads, about 7 mi east of Chico. 213 Comment
  CHSC90148  Collinsia sparsiflora Joseph Silveira 1982-4-17 16 Butte 90 m south of Butte Creek and 66 m west-southwest of Covered Bridge, 10.2 km east-southeast of Chico. 34 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
  CHSC1228  Collomia heterophylla V. Holt 1935-5-21 Butte Butte Creek. 67 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
  CHSC39926  Comandra umbellata subsp. californica M. S. Taylor; V. Oswald 1984-4-4 5373 Butte Along Humbug Rd, ca. 0.5 mi E of Honey Run Covered Bridge, ca. 6 air mi E of Chico. 182 Comment
  RSA325146  Comandra umbellata subsp. californica M. S. Taylor, Vernon H. Oswald 1984-4-4 5373 Butte Along Humbug road, 0.5 mile E of Honey Run Covered Bridge, 6 air miles E of Chico. 183 Comment
  CHSC23369  Convolvulus arvensis Robert A. Schlising 1974-9-4 3156 Butte Roadside along Hwy 32, 4.0 mi NE of junction with Hwy 99 in Chico. Comment
  UC1032449  Cordylanthus pilosus subsp. hansenii C. G. Albertus 1933-6-1 12 Butte 6 mi w Paradise 152 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
  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
  CHSC33256  Crassula aquatica R. A. Schlising 1980-3-23 3524 Butte E of Chico and SW of Paradise along Skyway. 289 Comment
  CHSC62352  Crassula connata B. Castro 1990-3-31 416 Butte Ca 4 mi SW of Paradise, S of Neal Rd ca 0.1 mi SE of Elliot Spring House. 297 Comment
  CHSC51910  Crucianella angustifolia L. P. Janeway 1988-6-19 2820 Butte Ca 200 ft above Honey Run Rd, 2.6 mi from Humbug Rd. 274 Comment
  CHSC29968  Cryptantha flaccida R. A. Schlising 1979-5-8 3388 Butte E of Chico and SW of Paradise along Skyway. Comment
  CHSC41555  Cynodon dactylon R. L. Ondricek-Fallscheer 1982-5-26 136 Butte In yard of house on plateau at sw end of Flatiron Ridge, ca. 3 1/2 mi wsw of Paradise. 192 Comment
  CHSC57165  Cynodon dactylon R. L. Ondricek-Fallscheer 1982-5-26 136 Butte In yard of house on plateau at southwest end of Flatiron Ridge, ca 3 1/2 mi west-southwest of Paradise. 192 Comment
  CHSC6707  Cynodon dactylon Marilyn Lee 1968-5-3 162 Butte South side of Skyway, ca 8 miles E. of Chico. Comment
  UCD80536  Cynodon dactylon CNPS SN Foothill Team 2006-5-25 SNNR 0936 Butte Horning Ranch (private). 119 Comment
  CHSC152  Cynoglossum grande M. Roberson 1956-3-9 Butte S.W. of Paradise, along Skyway. 426 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
  CHSC3878  Cynoglossum grande Gerry Carrauthers 1966-3-7 51 Butte Honeyrun Rd. On hillside above old Honeyrun Bridge. Ca. 5 mi. N.W. of city of Paradise. Comment
  CHSC4715  Cynoglossum grande R. Carter 1966-3-13 295 Butte Found ca. 6 mi. E of Chico at intersection of Honeyrun Rd. and Humbug Rd in Butte Cr. Canyon. Ca. 150 yds. up slope on S side of canyon. 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
  CHSC52479  Cyperus eragrostis R. L. Ondricek-Fallscheer 1982-10-24 157 Butte Seepage area on se side of tip of Flatiron Ridge ca. 3 1/2 mi wsw of Paradise. 182 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
  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
  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
  CHSC4626  Cystopteris fragilis R. Carter 1966-3-13 299 Butte Found ca 6 mi. E of Chico at intersection of Honey-Run Rd. and Humbug Rd. in Butte Cr. Canyon. Comment
  CAS-BOT-BC420351  Darmera peltata A. A. Heller 1916-4-13 12317 Butte Stilson canyon E of Chico Comment
  CAS-BOT-BC420354  Darmera peltata A. A. Heller 1916-4-13 12317 Butte Stilson canyon E of Chico Comment
  UC858320  Darmera peltata A. A. Heller 1916-4-13 12317 Butte e of Chico (Stilson canyon) Comment
  CHSC81213  Daucus pusillus J. Trizzino 2001-4-29 63 Butte End of Potter Road north of Skyway before Honey Run, at meeting with seasonal creek, nearly dry at this time. 80 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
  CHSC117610  Delphinium hansenii subsp. hansenii L. P. Janeway 2016-5-5 11941 Butte Cascade Range Foothills. Along Humboldt Road 2.3 road-km northeast of Bruce Road; Chico 152 Comment
  RSA0118757  Delphinium hansenii subsp. hansenii Lawrence P. Janeway 2016-5-5 11941 Butte Cascade Range Foothills. Along Humboldt Road 2.3 road-km northeast of Bruce Road; Chico. 152 Comment
  CHSC3307  Delphinium hesperium M. Gregg 1966-4-23 102 Butte 1/2 mile on the Skyway from Burtons Mesa. This is south east of Chico. On the Butte Creek side of the Skyway. Comment
  CHSC36166  Delphinium hesperium K. Bridwell 1978-5-25 116 Butte Along n side of Skyway Rd, ca. 3 mi sw of Paradise. 457 Comment
  CHSC34448  Delphinium nudicaule R. E. Preston 1982-2-4 163 Butte On cliff faces, s rim of Butte Creek Canyon above Honey Run Covered Bridge, ca. 7.5 mi e of Chico. 304 Comment
  CHSC3986  Delphinium patens subsp. patens Kathy Sommarstrom 1967-4-15 28 Butte Found 400 yds west of covered bridge, 50 yds from creek on south side. 76 Comment
  CHSC56877  Delphinium patens subsp. patens Eric F. Heinitz 1979-4-25 2 Butte North side of Skyway. Field ca. 30 m n of road. 243 Comment
  CHSC100792  Delphinium variegatum Michael P. Crivello 1979-4-4 Butte Along Highway 32, 3.4 miles east of intersection with Highway 99 in Chico. 137 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
  CHSC41524  Delphinium variegatum Richard J. Slama 1981-4-20 12 Butte Ca. 5 mi. e of Chico, ca. 3 mi. e of hwy 99 and hwy. 32, ca. 2 mi. e on Humboldt Rd. on n side. 99 Comment
  CHSC41525  Delphinium variegatum Richard J. Slama 1981-4-20 12 Butte Ca. 5 mi. e of Chico, ca. 3 mi. e of hwy 99 and hwy 32, ca. 2 mi. e on Humboldt Road on n side. 99 Comment
  CHSC52120  Delphinium variegatum R. E. Alumbaugh 1984-4-26 1 Butte 6.4 mi e of hwy 99 and ca. 50 yds n of Skyway, 8.5 mi e of Chico. 387 Comment
  CHSC53167  Delphinium variegatum Steve Alverez 1980-3-24 20 Butte Ca. 4.7 km e of Chico, 2.1 km wsw of Paradise, 0.1 km s of n edge of Coon Ridge, 0.2 km n of Skyway road. 270 Comment
  CHSC53168  Delphinium variegatum Terrie Wilson 1978-4-10 16 Butte N side of Hwy 32, ca 2.9 mi e jct. Hwy 99 and 32 at Chico. 135 Comment
  CHSC53169  Delphinium variegatum Mark Johnson 1974-4-7 19 Butte On s side of Butte Creek, s of Honey Run Covered Bridge, 10 mi se of Chico. 152 Comment
  CHSC53170  Delphinium variegatum M. Johnson 1977-4-26 16 Butte Ca. 50 ft. s of Skyway Dr., ca. 6 mi e of Chico. 457 Comment
  CHSC53298  Delphinium variegatum R. J. Goedl 1976-4-20 1 Butte Ca. 6.4 mi se of Chico on Skyway, 25 yds s of Highway. Field. 213 Comment
  CHSC53300  Delphinium variegatum J. R. Lee 1974-4-22 3 Butte Found 25 yds on the n side of the Skyway, 6 mi e of the Chico city limits. 152 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
  CHSC53302  Delphinium variegatum Pauleen Broyles 1977-4-11 95 Butte Ca. .8 km se of Covered Bridge on Butte Creek, ca. 5.6 km e of Chico. 165 Comment
  RSA725062  Delphinium variegatum L. P. Janeway 2006-4-30 8570 Butte Cascade Range Foothills, E edge of City of Chico, NW side of Humboldt road 2.2km NE of Bruce Road. 146 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
  CHSC90007  Delphinium variegatum subsp. variegatum Charles Crannell 1991-4-22 18 Butte Found along side of Hwy 32, 4.1 mi northeast of Chico. 243 Comment
  CHSC94938  Delphinium variegatum subsp. variegatum K. Lang; J. Lang 2005-3-23 35 Butte Humboldt Rd., Chico. [Label says] Coordinates: 39 degrees 75.989 minutes N, 121 degrees 73.496 minutes W. 289 Comment
  CHSC96558  Delphinium variegatum subsp. variegatum L. P. Janeway 2006-4-30 8570 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.2 km northeast of Bruce Road. 146 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
  CHSC21017  Dichelostemma capitatum subsp. capitatum M. S. Taylor 1975-3-10 408 Butte On s side of Honey Run Covered Bridge and Burre Creek, ca. 8 mi e of Chico. 182 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
  CHSC92530  Dichelostemma capitatum subsp. capitatum L. P. Janeway 2005-3-1 8339 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 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
  RSA715725  Dichelostemma capitatum subsp. capitatum L. P. Janeway 2005-3-1 8339 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Rd. 1.8 km northeast of Bruce Road 134 Comment
  SJSU15295  Dichelostemma capitatum subsp. capitatum Lisa Morton 2002-3-24 5 Butte Upper Bidwell Park, base of N. Rim Trail. 50 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
  CHSC37709  Dichelostemma multiflorum M. S. Taylor 1980-4-27 2570 Butte N side of Humbug Rd, ca. 1/4 mi upstream from Honey Run Covered Bridge, ca. 7 mi. e of Chico. 121 Comment
  CHSC4083  Dichelostemma multiflorum J. E. Bowlin 1967-4-21 27 Butte Ca. 3 feet n of Humbug Rd. and ca. 2.2 miles e of corner of Skyway and Humbug Rd., Chico. 60 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
  CHSC90610  Dichelostemma multiflorum Roberta A. Boer 1980-4-25 15 Butte About 1/4 mi north of Humboldt Road and 1.5 mi east of the junction of Hwy 32 and Hwy 99, east side of Chico. 131 Comment
  CHSC96556  Dichelostemma multiflorum L. P. Janeway 2006-4-30 8572 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.2 km northeast of Bruce Road. 146 Comment
  RSA725064  Dichelostemma multiflorum L. P. Janeway 2006-4-30 8572 Butte Cascade Range Foothills, E edge of City of Chico, NW side of Humboldt road 2.2km NE of Bruce Road. 146 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
  CHSC24870  Dichelostemma volubile T. L. Reynolds 1976-4-25 65 Butte Ca. 200 yds s of Butte Creek and ca. 400 yds sw of Covered Bridge, 6.9 mi ese of Chico. 121 Comment
  CHSC2841  Dichelostemma volubile David Prall 1965-4-25 26 Butte On N side of Humbug Rd. 0.3 miles west of junction with Honeyrun Rd. (covered bridge) Comment
  CHSC56820  Dichelostemma volubile David G. Bendix 1978-4-22 19 Butte 4.2 km sw of Paradise, along Skyway, 15 m s of prominent rock 1.5 m high. 280 Comment
  SEINET232463  Dichelostemma volubile Margaret J. Williams, Wayne Roderick 1984-5-25 84- 21 -2 Butte 3.3 mi from Paradise on Honey Run Road. 168 Comment
  SEINET7073606  Dichelostemma volubile A. G. Vestal 1955-5-20 s.n. Butte Bank of Honey Run Road at Little Butte Creek. UTM Zone 10, 612831mE, 4399239mN. Coordinate datum: NAD27. Comment
  SEINET8476819  Dichelostemma volubile M. J. Williams, W. Roderick 1984-5-25 84- 21 -2 Butte 3.3 mi from Paradise on Honey Run Road. 168 Comment
  CHSC1753  Diplacus grandiflorus R. M. Staley 1952-7-5 Butte Butte Creek. 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
  CHSC44817  Diplacus grandiflorus R. Banchero 1980-4-13 112 Butte Along the bluffs 0.7 mi NW of the Covered Bridge, ca 6.8 mi E of Chico. 304 Comment
  CHSC1774  Diplacus kelloggii H. Summers 1929-4-21 Butte Butte Creek. Comment
  CHSC44672  Diplacus kelloggii R. Banchero 1980-4-13 110 Butte Doe Mill Ridge, ca 2.0 mi SW of the Covered Bridge. 213 Comment
  CHSC44810  Diplacus kelloggii R. Banchero 1980-4-13 113 Butte Along the bluffs 0.7 mi NW of the Covered Bridge, ca 6.8 mi E of Chico. 304 Comment
  CHSC25293  Diplacus torreyi M. S. Taylor 1977-7-15 1416 Butte On s side of Humbug Rd, ca. 3 mi s of Paradise. 579 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
  CHSC24851  Dodecatheon clevelandii subsp. patulum A. D. Launer 1976-3-14 2 Butte Small population 100 yds n of Humboldt Rd, ca. 4 mi e of Chico. 97 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
  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
  CHSC52455  Dodecatheon clevelandii subsp. patulum Gary R. Koses 1979-3-13 5 Butte 6 mi E of Chico on Skyway; between Skyway and Mesa Restaurant. 152 Comment
  CHSC92570  Dodecatheon clevelandii subsp. patulum L. P. Janeway 2005-3-1 8338 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA715724  Dodecatheon clevelandii subsp. patulum L. P. Janeway 2005-3-1 8338 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Rd. 1.8 km northeast of Bruce Road. 134 Comment
  CHSC19937  Dodecatheon hendersonii M. S. Taylor 1975-3-10 414 Butte Along paths on bluffs overlooking Butte Creek, ca. 1/4 mi sw of Covered Bridge, ca. 8 mi e of Chico. Comment
  CHSC20167  Dodecatheon hendersonii D. B. Dewey 1975-2-28 10 Butte Ca. 400 yds e of Little Butte Creek, ca. 2 mi upstream from intersection with Butte Creek. 182 Comment
  CHSC3542  Dodecatheon hendersonii John Francis 1966-3-19 67 Butte On hillside S. of covered bridge, Honey Run. Comment
  CHSC4174  Dodecatheon hendersonii Kathy Sommerstrom 1967-4-25 25 Butte Found 1/8 mi west of covered bridge, 100 yds from Butte Creek on South bank. 76 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
  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
  CHSC34537  Draba verna var. aestivalis R. E. Preston 1982-2-21 177 Butte N facing slope of small side branch of Hamlin Canyon. Ca. 10 mi ese of downtown Chico. 243 Comment
  CHSC39776  Draba verna var. aestivalis David A. Durham 1978-3-22 10 Butte S slope of Butte Creek, near Covered Bridge on Honeyrun Road, 6.5 mi se of Skyway--Highway 99 Junction, at Chico. 137 Comment
  CHSC4138  Draba verna var. aestivalis R. Carter 1966-3-13 298 Butte Found ca. 6 mi. E of Chico at intersection of Honey Run Rd. and Humbug Rd in Butte Cr. Canyon; 50 yds. up slope on S side of canyon. 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
  CHSC3500  Dryopteris arguta M. Gregg 1966-3-7 25 Butte Approx. 12.3 miles from CSC Ad. Bldg. Up Humbug Rd. off the Skyway across the covered bridge. Comment
  CHSC90008  Dryopteris arguta Charles Crannell 1991-4-23 20 Butte 50 ft south of where Honey Run Road crosses Butte Creek. In gully. 103 Comment
  CHSC36120  Dudleya cymosa K. Bridwell 1978-5-25 114 Butte Along n side of Skyway Rd, ca. 3 mi sw of Paradise. 609 Comment
  UCD101932  Dudleya multicaulis R. Curtis 1995-5-27 8 Butte 10 m above Bear Hole, Big Chico Creek, approx. 6 miles south of Bidwell Road in Upper Bidwell Park. Comment
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Apr 7 2018
  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
  CHSC38116  Eleocharis macrostachya R. L. Ondricek-Fallscheer 1983-5-10 172 Butte In yard of house on plateau at sw end of Flatiron Ridge, ca. 3 1/2 mi wsw of Paradise. 195 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
  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
  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
  CHSC4355  Elymus glaucus R. L. Smith 1966-5-25 8 Butte Butte Creek Canyon 3 mi e of Skyway. Comment
  CHSC9338  Elymus multisetus Marilyn Lee 1968-5-3 156 Butte Along Skyway, ca. 8 miles E. of Chico. Comment
  CHSC1468  Enemion occidentale R. Calkins 1931-3-3 Butte Little Chico Creek. 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
  CHSC38064  Epilobium minutum R. E. Preston 1982-4-22 255 Butte Ca. 4 mi SW of Paradise. 286 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
  CHSC28717  Epilobium torreyi R. A. Schlising 1979-5-27 3422 Butte Northeast of Chico and southwest of Paradise, near the Skyway. Comment
  CAS-BOT-BC57258  Equisetum laevigatum John Thomas Howell 1975-6-15 51072 Butte Butte Creek near Chico 60 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
  CHSC323  Erigeron philadelphicus R. M. Staley 1952-7-14 Butte Butte Creek. Comment
  CHSC3515  Erigeron philadelphicus John Francis 1966-4-6 105 Butte 1.5 miles E. of covered bridge (Honey Run). Beside road. Comment
  CHSC56750  Erigeron philadelphicus J. D. Jokerst 1980-4-10 Butte Butte Creek canyon; Humbug Road 0.2 mi northeast of its junction with Honey Run Road. 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
  CAS-BOT-BC216048  Eriodictyon californicum A. A. Heller 1928-4-30 14535 Butte Along the Neal Road about 3 miles below Paradise Comment
  CHSC113805  Eriodictyon californicum M. Ocken 2011-4-25 Butte Butte Creek Ecological Preserve. 106 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
  CHSC680  Eriodictyon californicum M. Roberson 1956-5-14 Butte SW of Paradise along Skyway 426 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
  RSA31114  Eriodictyon californicum A. A. Heller 1915-4-20 11856 Butte 7 miles below Centerville. Butte Creek. 76 Comment
  CAS-BOT-BC259403  Eriogonum luteolum John Thomas Howell 1975-6-15 51075 Butte Butte Creek near Chico. (On Skyway btw. Chico & Paradise) 60 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
  CHSC6702  Eriophyllum lanatum var. grandiflorum Marilyn Lee 1968-5-3 166 Butte North side of Skyway ca 8 miles E. of Chico. 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
  CHSC92575  Erodium brachycarpum L. P. Janeway 2005-3-10 8357 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA715730  Erodium brachycarpum L. P. Janeway 2005-3-10 8357 Butte Cascade Range Foothills [error: actually Sierra Nevada foothills] E edge of city of Chico, N side of Humboldt Road 1.8 km NE of Bruce Road. 134 Comment
  CHSC52400  Erodium moschatum Rod Robertson 1979-3-20 10 Butte 10 ft S of Humbug Rd, 100 ft W of Honey Run Rd, 4.3 mi E of Skyway. 85 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
  CHSC42224  Erythranthe bicolor S. C. Henderson 1986-4-15 1 Butte Ca. 50 m s of Butte Creek and 0.1 km w of Covered Bridge, 10.2 km ese of Chico. 120 Comment
  CHSC1759  Erythranthe cardinalis R. M. Staley 1953-7-13 Butte Butte Creek. Comment
  CAS-BOT-BC153863  Erythranthe glaucescens A. A. Heller 1926-4-26 13932 Butte Near the Neale grade about 5 miles from Paradise Comment
  CHSC105770  Erythranthe glaucescens Christopher T. Ivey 2010-6-7 375 Butte Honey Run Road, 3.5 km NE of bridge crossing Butte Creek, in roadside ditch. 165 Comment
  CHSC105774  Erythranthe glaucescens Christopher T. Ivey 2010-6-7 377 Butte Honey Run Road, 7.7 km NE of bridge crossing Butte Creek, in roadside ditch. 427 Comment
  CHSC110631  Erythranthe glaucescens Christopher T. Ivey; Jenn Coughlan 2013-5-17 383 Butte Centerville Rd. about 1 km N of Honey Run bridge. Roadside ditch on W side of road. 115 Comment
  CHSC1789  Erythranthe glaucescens H. Summers 1929-3-25 Butte Butte Creek. 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
  CHSC39936  Erythranthe glaucescens M. S. Taylor 1984-4-4 5383 Butte N side of Humbug Rd, ca. 0.5 mi E of Honey Run Covered Bridge, ca. 6 air mi E of Chico. 182 Comment
  CHSC44680  Erythranthe glaucescens R. Banchero 1980-4-13 114 Butte Along the bluffs 0.7 mi NW of the Covered Bridge, ca 6.8 mi E of Chico. 304 Comment
  CHSC44786  Erythranthe glaucescens R. Banchero 1980-3-19 70 Butte Along the Skyway 5.5 mi E of Chico, ca 6 mi SW of Paradise. 304 Comment
  CHSC90151  Erythranthe glaucescens Kevin J. Kearns 1980-4-24 10 Butte About 50 yds south of Butte Creek and 300 yds west of the Covered Bridge (Covered Bridge is 35 yds southeast of intersection of Humbug and Honey Run Road), 6.5 mi east-southeast of Chico. 140 Comment
  CHSC105771  Erythranthe guttata Christopher T. Ivey 2010-6-7 374 Butte Honey Run Road, 3.0 km NE of bridge crossing Butte Creek, in wet meadow and roadside ditch. 165 Comment
  CHSC110630  Erythranthe guttata Christopher T. Ivey; Jenn Coughlan 2013-5-17 381 Butte Centerville Rd. about 2 km NE of Honey Run bridge. 115 Comment
  CHSC110638  Erythranthe guttata Christopher T. Ivey; Jenn Coughlan 2013-5-17 381 Butte Centerville Rd. about 2 km NE of Honey Run bridge. W side of road. 115 Comment
  CHSC1771  Erythranthe guttata L. Oliver, D. Sloan 1935-5-10 Butte Butte Creek Canyon. Comment
  CHSC3281  Erythranthe guttata M. L. Hillier 1966-5-9 Butte In rd. side ditch. Humbug rd. 2 miles n. of covered bridge. 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
  CHSC76970  Erythranthe guttata Margie Ceollins 1894-5-1 Butte Butte Creek. Comment
  CHSC110629  Erythranthe microphylla Christopher T. Ivey; Jenn Coughlan 2013-5-17 382 Butte Centerville Rd. about 1 km N of Honey Run bridge. 115 Comment
  CHSC44675  Erythranthe nasuta R. Banchero 1980-4-13 115 Butte Along the bluffs 0.7 mi NE of the Covered Bridge, ca 6.8 mi E of Chico. 304 Comment
  CHSC44687  Erythranthe nasuta R. Banchero 1980-4-13 108 Butte Doe Mill Ridge, ca 2.0 mi SW of the Covered Bridge. 213 Comment
  CHSC44737  Erythranthe nasuta R. Banchero 1980-3-19 69 Butte Along the Skyway 5.5 mi E of Chico, Ca 6 mi SW of Paradise. 304 Comment
  CHSC4195  Erythronium multiscapideum E. P. Parreno 1967-4-10 Butte Ca. 300 yards from Covered Bridge, NE Chico. Comment
  CHSC4196  Erythronium multiscapideum J. Senter 1967-4-10 11 Butte Located 150 yds. S. E. of covered bridge at base of slope, on Honeyrun rd. 60 Comment
  UC204875  Eschscholzia caespitosa A. A. Heller 1914-4-16 11296 Butte 8 mi from Chico (on Chico-Centerville Rd, near Cutte Creek) 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
  CAS-BOT-BC419503  Eschscholzia lobbii A. A. Heller 1928-4-30 14537 Butte Along the Neal road about 4 miles below Paradise 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
  CHSC92559  Eschscholzia lobbii L. P. Janeway 2005-3-1 8331 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 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
  RSA178627  Eschscholzia lobbii A. A. Heller 1928-4-30 14537 Butte Along the Neal road about 4 miles below Paradise Comment
  RSA715717  Eschscholzia lobbii L. P. Janeway 2005-3-1 8331 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Rd. 1.8 km northeast of Bruce Road. 134 Comment
  SJSU15292  Eschscholzia lobbii Lisa Morton 2002-3-30 13 Butte Upper Bidwell Park, Along N. Rim Trail on top of butte. 80 Comment
  UC1303043  Eschscholzia lobbii A. A. Heller 1928-4-30 14537 Butte about 4 mi below Paradise (along the Neal road) 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
  CHSC62356  Euphorbia spathulata B. Castro 1990-4-21 420 Butte Ca 3 mi SW of Paradise, off Honey Run Rd. Near top of embankment at foot of canyon hillside. 146 Comment
  CHSC12611  Ficus carica S. Posner 1972-9-24 Butte Ca. 150 yds S of Humbug Road, 3 mi E of Skyway. Comment
  CHSC23538  Fragaria vesca M. S. Taylor 1976-2-16 1026 Butte On bank on s side of Butte Creek, ca. 500 yds w of Honey Run Bridge, ca. 8 mi e of Chico. 152 Comment
  CAS-BOT-BC62948  Frangula californica subsp. tomentella John Thomas Howell 1975-6-15 51073 Butte Butte Creek near Chico. 60 Comment
  LA207663  Frangula californica subsp. tomentella A. A. Heller; 1915-5-16 11869 Butte Chico-Centerville rd 3 mi. from Chico Comment
  CHSC4661  Fritillaria affinis R. Carter 1966-3-13 301 Butte Found ca. 6 mi. E of Chico at intersection of HoneyRun Rd. and Humbug Rd. in Butte Cr. Canyon. Comment
  CHSC23539  Fritillaria eastwoodiae M. S. Taylor 1976-3-16 1028 Butte Ca. 25 ft s of Honey Run Bridge, ca. 8 mi e of Chico. 152 Comment
  SJSU8739  Fritillaria eastwoodiae L. J. Ericsen 1955-4-17 117 Butte Humbug Rd Comment
  CHSC2287  Fritillaria recurva R. M. Staley 1952-7-17 Butte Butte Creek. 365 Comment
  CHSC4192  Galium aparine L. R. Alexander 1967-4-7 14 Butte Found in abundance ca. 75 yds. S of covered bridge on Humbug Rd. 91 Comment
  CHSC30902  Galium porrigens var. tenue M. S. Taylor 1980-3-1 2349 Butte On SE facing bluffs overlooking Hamlin Canyon, ca. 1/4 mi SE of Elliot Spring House on Neal Rd, ca 2 mi SW of Paradise. 301 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
  CHSC39240  Galium porrigens var. tenue M. S. Taylor; K. Tharp 1983-3-12 5233 Butte Off Stillson Canyon Rd (leading to Mannion property), ca. 3 mi SSE of Chico. 152 Comment
  CHSC39927  Galium porrigens var. tenue M. S. Taylor; V. Oswald 1984-4-4 5374 Butte Along Humbug Rd, ca. 0.5 mi E of Honey Run Covered Bridge, ca. 6 air mi E of Chico. 182 Comment
  CHSC42178  Galium porrigens var. tenue Ellen J. Ramsey 1986-3-18 3 Butte S band of Butte Creek ca. 150 yd WSW of Covered Bridge, ca. 7 mi E of Chico. 91 Comment
  CHSC45083  Galium porrigens var. tenue Chris Bradley; C. A. Bradley 1988-4-26 2 Butte Honey Run Rd., ca. 100 m from Covered Bridge, 10.2 km ESE of Chico. 120 Comment
  CHSC51912  Galium porrigens var. tenue Sally A. Carter 1988-4-24 Butte South side of Little Chico Cr, ca 8.8 mi ESE of Chico, ca 50 ft W of Honey Run Rd. 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
  RSA325145  Galium porrigens var. tenue M. S. Taylor, V. Oswald 1984-4-4 5374 Butte Along Humbug Rd. Ca 0.5 miles E of Honey Run Covered Bridge. Ca 6 air miles E of Chico. 183 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
  CHSC12613  Genista monspessulana S. Posner 1972-9-24 Butte Rocky n bank, Butte Creek. Ca. 300 yds s of Humbug Rd., ca. 3 mi e of Skyway. Comment
  CHSC3487  Genista monspessulana Roger Jaegel 1966-4-20 112 Butte Located on Chico - Paradise road, four miles east of Chico. Comment
  CHSC3968  Geranium carolinianum J. Senter 1967-4-10 18 Butte Located 200 yds. S. E. slope ca. 60 yards from Honeyrun Road. 76 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
  CHSC34809  Geranium molle M. S. Taylor 1980-4-27 2566 Butte On s side of Humbug Rd, ca. 1/2 mi upstream from Honey Run Covered Bridge, ca. 7 mi e of Chico. 137 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
  CHSC3974  Geranium molle L. R. Alexander 1967-4-11 10 Butte Found at intersection of Honey Run Rd. and Humbug Road near covered bridge. 91 Comment
  CHSC92576  Geranium molle L. P. Janeway 2005-3-15 8358 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA0028538  Geranium molle L. P. Janeway 2005-3-15 8358 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 kilometers northeast of Bruce Road. 134 Comment
  CHSC42073  Gilia capitata subsp. pedemontana J. P. Arts 1986-4-18 15 Butte Ca. 1 mile s of the covered bridge on Humbug Rd., ca. 5 ne of Chico on the n side of the road. 91 Comment
  CHSC42089  Gilia capitata subsp. pedemontana Rusti Gammon 1986-4-18 19 Butte Ca. 5 mi s of Centerville, ca. 20 yds w of Butte Creek above w bank. 91 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
  CHSC71120  Gilia capitata subsp. pedemontana Jan Monelo 1989-4-11 6 Butte Ca 4 mi e of Chico, n bank of Honey Run Rd. 106 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
  CHSC28914  Gilia tricolor M. S. Taylor 1980-3-1 2350 Butte On bluffs overlooking Hamlin Canyon, ca. 1/4 mi se of Elliot Spring House on Neal Rd, ca. 2 mi sw of Paradise. 301 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
  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
  CHSC100984  Gilia tricolor subsp. tricolor L. P. Janeway 2008-4-2 9245 Butte Cascade Range Foothills. East edge of City of Chico; slope on north side of Humboldt Road 2.9 km northeast of Bruce Road. 178 Comment
  CHSC90094  Gilia tricolor subsp. tricolor Elizabeth A. Ballou 1991-3-12 12 Butte About 40 m south of Butte Creek and 0.3 km west of Covered Bridge, 10.2 km east-southeast of Chico. 120 Comment
  RSA755355  Gilia tricolor subsp. tricolor L. P. Janeway 2008-4-2 9245 Butte Cascade Range Foothills. East edge of City of Chico, slope on north side of Humboldt Road 2.9 km northeast of Bruce Road. 178 Comment
  SBBG17367  Gilia tricolor subsp. tricolor M. Vincent 1961-3-29 10 Butte Skyway on rd from Paradise to Chico overlooking "Little Grand Cyn" Comment
  CHSC21741  Githopsis pulchella Robert A. Schlising 1964-6-11 2723 Butte Few miles south of Paradise along Honeyrun Road. 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
  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
  UCD132469  Grindelia camporum R. Curtis 1995-5-28 10 Butte 250 meters south of Bear Hole, Big Chico Creek. Approximately 5 miles south of Bidwell Park road in Upper Bidwell park. 300 Comment
  CHSC6696  Grindelia hirsutula var. davyi Marilyn Lee 1968-5-3 180 Butte On S. side of the Skyway ca 8 miles E. of Chico. Comment
  CHSC87795  Helianthella californica var. nevadensis Paul Maslin 2004-4-6 13 Butte Sierra Nevada Range, west of Hwy 32 between Chico and Forest Ranch within Big Chico Creek Ecological Reserve (BCCER). UTM: 10608765E 4408682N. On old road cut. 435 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
  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
  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
  CHSC37407  Hesperocnide tenella R. A. Schlising 1982-2-21 4224 Butte S of Paradise, near Elliot Spring House. 213 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
  CHSC1012  Hesperolinon micranthum M. Roberson 1956-5-21 Butte SW of Paradise, along Skyway. 426 Comment
  UC1212237  Hesperolinon micranthum Freed W. Hoffman 1951-5-1 3777 Butte along highway from Chico to Paradise Comment
  CHSC21132  Heteromeles arbutifolia M. S. Taylor 1975-10-29 967 Butte Along Humbug Rd, ca. 4 mi e of junc of the Skyway and Humbug Rd. Comment
  CHSC3313  Heteromeles arbutifolia M. Gregg 1966-2-21 36 Butte On Neal Rd. 1/2 mile above the water fountain. On side of road. 304 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
  CHSC21131  Hirschfeldia incana M. S. Taylor 1975-10-29 974 Butte On n side of Butte Creek, ca. 4 mi e of junc of Humbug Rd and the Skyway. Comment
  CHSC100879  Hoita macrostachya L. P. Janeway 2008-10-8 9604 Butte Cascade Range Foothills Upper Bidwell Park, Chico; north side of Big Chico Cree 455 m west of Day Camp. 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
  CHSC4308  Holcus lanatus R. L. Smith 1966-5-20 4 Butte Butte Creek Canyon, Honey Run Rd. 4 mi. e of S Skyway. Comment
  CHSC30553  Hordeum marinum subsp. gussoneanum J. D. Jokerst 1980-4-6 548 A Butte Along sides of Humboldt Rd. 1.0 mi W of the jct of Humboldt Rd and Hwy 32. Comment
  CHSC6072  Hordeum marinum subsp. gussoneanum B. Wilson 1968-5-3 182 Butte 5 mi w of Paradise on Skyway. Comment
  CHSC6751  Hordeum marinum subsp. gussoneanum Marilyn Lee 1968-5-3 159 Butte South side of Skyway, ca 6 miles E. of Chico. Comment
  CHSC100994  Hordeum murinum subsp. glaucum L. P. Janeway 2008-4-2 9248 Butte Cascade Range Foothills. East edge of City of Chico; slope on north side of Humboldt Road 2.9 km northeast of Bruce Road. 167 Comment
  JEPS117881  Hordeum murinum subsp. glaucum L. P. Janeway 2008-4-2 9248 Butte East edge of City of Chico Cascade Range Foothills (slope on north side of Humboldt Road 2.9 km northeast of Bruce Road) 167 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
  CHSC2503  Hypericum concinnum W. Fitzwater 1958-5-17 Butte Humboldt Rd., Chico area. 792 Comment
  CHSC38122  Hypochaeris glabra R. L. Ondricek-Fallscheer 1983-5-8 168 Butte In yard of house on plateau at sw end of Flatiron Ridge, ca. 3 1/2 mi wsw of Paradise. 188 Comment
  CHSC116977  Iris macrosiphon Matthew Forster 2013-4-9 Butte Centerville Rd., along flumes trail. 335 Comment
  CHSC24910  Iris macrosiphon T. L. Reynolds 1976-4-23 56 Butte 0.3 mi ne of Covered Bridge, 7.2 mi ese of Chico. 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
  CHSC31178  Iris macrosiphon M. S. Taylor 1980-3-1 2344 Butte Immediate vicinity of Elliot Spring House, s side of Neal Rd, ca. 2 mi sw of Paradise. 301 Comment
  CHSC3250  Iris macrosiphon Virginia Hagaman 1966-3-28 82 Butte Covered Bridge in ravine at bottom of canyon. Comment
  CHSC36899  Iris macrosiphon M. C. Earley 1982-4-18 16 Butte Ca. 8.5 mi. ese of Chico. 114 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
  CHSC90188  Iris macrosiphon Camela J. Ott 1989-4-11 7 Butte Ca. 100 m ne of covered bridge, along e bank of Centerville Rd. 10.2 km ese of Chico. 120 Comment
  CHSC90620  Iris macrosiphon Chris Bradley 1988-4-18 13 Butte Honey Run Rd. ca. 8 miles ese of Chico; on roadside ca. 1 mile e of Covered Bridge. 121 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
  CHSC36900  Iris tenuissima J. D. Nishball 1982-4-16 12 Butte Ca. 8.5 mi. se of Chico, off Honey Run Rd., s end of Covered Bridge; Butte Creek Canyon. 115 Comment
  UC1377667  Iris tenuissima John Ingram and Arlynn Ingram 1960-4-6 500 Butte s of Paradise (at Endicot Springs on Neal Road); Endicot Springs 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
  CHSC32607  Isoetes nuttallii J. D. Jokerst; R. A. Schlising 1981-3-23 1267 Butte Ca 100 m S of Neil Rd. Comment
  CHSC38117  Juncus bufonius var. bufonius R. L. Ondricek-Fallscheer 1983-5-10 171 Butte SW of driveway in front of house on plateau at sw end of Flatiron Ridge; ca. 3 1/2 mi wsw of Paradise. 182 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
  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
  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
  SEINET194312  Juniperus californica A. A. Heller 1939-12-10 15486 Butte Near rd above a mi from jct w/ Oroville Rd 137 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
  CHSC84903  Kalmia polifolia subsp. microphylla L. P. Janeway 2003-9-20 8000 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. At pond edge. 2115 Comment
  CHSC43759  Keckiella corymbosa Vernon H. Oswald 1986-7-21 2213 Butte Little Butte Creek canyon overlook on Skyway 2.6 mi sw of Neal Rd. 335 Comment
  CHSC36416  Koeleria phleoides Donald M. Burk 1982-4-24 115 Butte Along top of canyon on N. side of Neal Rd., ca. 0.6 mi. W. of Elliot Spring House. 243 Comment
  CAS-BOT-BC341296  Lagophylla glandulosa R. F. Hoover 1965-10-16 9719 Butte Deer Creek road east 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
  OBI15967  Lagophylla glandulosa Robert F. Hoover 1965-10-16 9719 Butte Deer Crk rd E of Chico 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
  SFV3166  Lamium amplexicaule M. L. Vincent 1961-3-26 30 Butte Sierra Nevada Honey Run Road, near covered bridge over Butte Creek. Southwest of Paradise. 110 Comment
  CHSC30691  Lasthenia californica M. S. Taylor 1980-3-1 2352 Butte Near Elliot Spring House, s side of Neal Rd, ca. 2 mi sw of Paradise. 301 Comment
  CHSC92563  Lasthenia californica L. P. Janeway 2005-3-10 8352 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 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
  RSA715918  Lasthenia gracilis L. P. Janeway 2005-3-10 8352 Butte Cascade Range Foothills [error: actually Sierra Nevada foothills] E edge of city of Chico, N side of Humboldt Road 1.8 km NE of Bruce Road. 134 Comment
  CHSC25292  Lathyrus sulphureus M. S. Taylor 1977-7-15 1417 Butte On s side of Humboldt Rd, ca. 3 mi s of Paradise. 579 Comment
  CHSC90505  Lathyrus sulphureus J. Marr 1988-4-20 3 Butte Ca. 25 ft. n side of Honeyrun Rd., Paradise. 9 mi ese of Chico. 243 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
  CHSC31092  Layia fremontii Stephen M. Turek 1980-4-14 1 Butte Ca. 5 yds s of Humboldt Road, 1.7 mi e of E. Monte Road, 50 yds s of Highway 32, 1 mi e of Chico. 71 Comment
  CHSC31353  Layia fremontii Roberta A. Boer 1980-4-25 16 Butte Ca. 1/4 mi n of Humboldt Rd. and 1.5 mi e of the jct of Hwy 32 and Hwy 99, ca. 2.0 mi e of Chico. 131 Comment
  CHSC3453  Layia fremontii Judy Potter 1966-3-21 Butte Roadside-Pentz Road 1 mile east of US 99E. Comment
  CHSC92574  Layia fremontii L. P. Janeway 2005-3-1 8340 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA715727  Layia fremontii L. P. Janeway 2005-3-1 8340 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Rd. 1.8 km northeast of Bruce Road. 134 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
  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
  CHSC19949  Lepidium nitidum M. S. Taylor 1975-3-10 410 Butte Ca. 30 yds s of Covered Bridge on Butte Creek, ca. 8 mi e of Chico. Comment
  CHSC34526  Lepidium nitidum R. E. Preston 1982-2-4 159 Butte Top of cliffs, s rim of Butte Creek Canyon above Honeyrun Covered Bridge, ca. 7.5 mi e of Chico. 289 Comment
  CHSC34536  Lepidium nitidum R. E. Preston 1982-2-21 175 Butte N rim of Hamlin Canyon. Ca. 10 mi ese of downtown Chico. 274 Comment
  CHSC92547  Lepidium nitidum var. nitidum L. P. Janeway 2005-3-10 8348 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA715854  Lepidium nitidum var. nitidum L. P. Janeway 2005-3-10 8348 Butte Cascade Range Foothills [error: actually Sierra Nevada foothills] E edge of city of Chico, N side of Humboldt Road 1.8 km NE of Bruce Road. 134 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
  CHSC90625  Lepidium strictum Sally A. Carter 1988-4-12 1 Butte South side of Little Butte Creek, about 8.8 mi east-southeast of Chico, 200 ft west of Honey Run Road. 160 Comment
  CHSC23461  Leptosiphon bicolor J. R. Lee 1974-4-20 2 Butte Found on hill 400 yards sw of Covered Bridge. 7.2 mi from the Chico city limits on Honey Run Road. 137 Comment
  CHSC92564  Leptosiphon bicolor L. P. Janeway 2005-3-10 8353 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA715849  Leptosiphon bicolor L. P. Janeway 2005-3-10 8353 Butte Cascade Range Foothills [error: actually Sierra Nevada foothills] E edge of city of Chico, N side of Humboldt Road 1.8 km NE of Bruce Road. 134 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
  CHSC1279  Leptosiphon ciliatus V. Holt 1935-5-1 Butte Butte Creek canyon. 106 Comment
  CHSC52452  Leptosiphon ciliatus R. A. Emmrich 1975-4-24 60 Butte Ca 1/2 mi E of Butte Cr and 1/4 mi SE of Covered Bridge, 6 mi ESE of Chico. 106 Comment
  CHSC30808  Leptosiphon parviflorus M. S. Taylor; J. D. Jokerst 1980-4-19 2545 Butte S side of Butte Creek, on bluffs above the creek, ca. 1/4 mi upstream (n) from Honey Run Covered Bridge, ca. 6 mi e of Chico. 182 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
  CHSC96553  Leptosiphon parviflorus L. P. Janeway 2006-4-30 8562 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. 149 Comment
  RSA725055  Leptosiphon parviflorus L. P. Janeway 2006-4-30 8562 Butte Cascade range Foothills. East edge of city of Chico; NW side of Humbolt Road 2.4 km northeast of Bruce Road. 149 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
  CAS-BOT-BC341795  Lessingia nemaclada R. F. Hoover 1965-10-16 9720 Butte Deer Creek Road east of Chico Comment
  CAS-BOT-BC341796  Lessingia nemaclada Rimo Bacigalupi; G. T. Robbins 1955-7-15 5305 Butte Rim of Butte Creek Canyon, along Chico-Paradise road, about 5 miles below and southwest of Paradise 304 Comment
  CHSC38121  Lessingia nemaclada R. L. Ondricek-Fallscheer 1982-10-30 160 Butte At edge of road, sw tip of Flatiron Ridge, ca. 3 1/2 mi wsw of Paradise. 134 Comment
  JEPS13266  Lessingia nemaclada Rimo Bacigalupi with G. T. Robbins 1955-7-15 5305 Butte about 5 mi below and sw Paradise (along Chico-Paradise Road); rim of Butte Creek Canyon 304 Comment
  OBI15788  Lessingia nemaclada Robert F. Hoover 1965-10-16 9720 Butte Deer Crk rd E of Chico Comment
  UC725608  Lessingia nemaclada A. A. Heller 1940-9-28 15841 Butte lower end of Honey Run grade at Paradise Comment
  CHSC2294  Lilium pardalinum subsp. pardalinum R. M. Staley 1952-7-14 Butte Butte Creek. 457 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
  SJSU15294  Limnanthes douglasii subsp. rosea Lisa Morton 2002-3-24 11 Butte Upper Bidwell Park, Base of N. Rim Trail 50 Comment
  CHSC102870  Limnanthes floccosa subsp. californica Elena Gregg 2010-3-24 Butte Northern Sacramento Valley. Vernal pool swale complex on a ridge of basalt on the east side of the Potter Road bike path and north of Humbug Road. The vernal pool/swale complex flows into a drainage that continues west into the Little Chico Creek Overflow Channel. 135 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
  CHSC4190  Linanthus dichotomus Kathy Sommarstrom 1967-4-15 26 Butte Foothills. Found 400 yds west of covered bridge, 40 yds south of creek. 76 Comment
  UCD118649  Linanthus dichotomus subsp. meridianus M. Vincent 1961-3-28 18 Butte Skyway between Chico and Paradise. Bluff overlooking Butte Creek. 609 Comment
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May 3 2021
  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
  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
  CHSC3976  Lithophragma E. P. Parreno 1967-4-10 Butte Not so common locally. 300 yards from covered bridge. 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
  CHSC28033  Lithophragma parviflorum J. D. Jokerst 1979-3-18 171 Butte 200 yds off Hwy 32, 3 mi e of Chico. Comment
  CHSC3405  Lithophragma parviflorum Alice L. Stoll 1966-3-26 81 Butte On Humbug Road near the Covered Bridge on way to Paradise. 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
  CHSC92562  Lithophragma parviflorum var. trifoliatum L. P. Janeway 2005-3-10 8354 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA715850  Lithophragma parviflorum var. trifoliatum L. P. Janeway 2005-3-10 8354 Butte Cascade Range Foothills [error: actually Sierra Nevada foothills] E edge of city of Chico, N side of Humboldt Road 1.8 km NE of Bruce Road. 134 Comment
  CHSC27840  Lithospermum californicum T. B. Devine 1977-6-5 426 Butte Beside Humbug Rd. Next to PG and E Flume. 853 Comment
  CHSC41557  Lolium multiflorum R. L. Ondricek-Fallscheer 1982-5-26 137 Butte In yard of house on plateau at sw end of Flatiron Ridge, ca. 3 1/2 mi wsw of Paradise. 192 Comment
  CHSC57166  Lolium multiflorum R. L. Ondricek-Fallscheer 1982-5-26 137 Butte In yard of house on plateau at southwest end of Flatiron Ridge, ca 3 1/2 mi west-southwest of Paradise. 192 Comment
  CHSC14053  Lomatium utriculatum J. Farrell 1974-5-15 26 Butte Collected in grassy area near Honey Run Covered Bridge on Humbug Rd, ca. 6 mi e of Chico. Comment
  CHSC33347  Lomatium utriculatum Laurel L. Huey 1980-4-21 4 Butte Ca. 80 m se of Butte Creek at Covered Bridge. 125 Comment
  CHSC34609  Lomatium utriculatum Eric F. Heinitz 1979-4-25 2 Butte North side of Skyway. Grassy flat ca. 25m n of road. 243 Comment
  CHSC34798  Lomatium utriculatum M. S. Taylor 1980-4-27 2569 Butte On n side of Humbug Rd, ca. 1/2 mi upstream from Honey Run Covered Bridge, ca. 7 mi e of Chico. 121 Comment
  CHSC90586  Lomatium utriculatum Jack Judkins 1983-4-16 14 Butte 6 mi east-southeast of Chico, 200 yds south of Butte Creek, 200 yds southeast of Covered Bridge. 274 Comment
  CAS-BOT-BC240450  Lonicera hispidula Mrs. J. H. Morrison 1932-6-12 s.n. Butte Mountains above Durham Comment
  CHSC197  Lonicera interrupta R. M. Staley 1952-7-3 Butte Butte Creek Comment
  UC1129064  Lotus humistratus C. G. Albertus 1933-6-1 11 Butte 6 mi sw Paradise; Chico Quad. 152 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
  SJSU10702  Lupinus albicaulis F. S. Gereb 1968-5-4 93 Butte 5 mi E of Chico Comment
  CHSC57378  Lupinus bicolor Sean Brown 1990-4-17 15 Butte Vic. covered bridge, s bank of Butte Ck., ca. 11.6 km ese of Chico. 120 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
  CHSC90489  Lupinus bicolor Steve Alvarez 1980-3-24 17 Butte Ca. 4.7 km e of Chico, 2.1 km wsw of Paradise, 0.1 km s of n edge of Coon Ridge, 0.2 km n of Skyway road. 270 Comment
  CHSC90515  Lupinus bicolor Michael D. Mayes 1983-4-19 16 Butte Ca. 6 mi ese Chico s side of Butte Creek, 75 yds w of Covered Bridge. 152 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
  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
  CHSC92538  Lupinus pachylobus L. P. Janeway 2005-3-10 8347 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA715922  Lupinus pachylobus L. P. Janeway 2005-3-10 8347 Butte Cascade Range Foothills [error: actually Sierra Nevada foothills] E edge of city of Chico, N side of Humboldt Road 1.8 km NE of Bruce Road. 134 Comment
  CHSC25291  Lupinus polyphyllus var. burkei M. S. Taylor 1977-7-15 1418 Butte On Humbug Rd between Covered Bridge and Paradise, ca. 3 mi s of Paradise. Comment
  CHSC13877  Luzula comosa var. subsessilis L. W. Blaisdell 1974-4-27 12 Butte Along Honey Run Rd. Covered Bridge area. 152 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
  CHSC54385  Luzula macrantha M. Bailey 1991-3-6 546 Butte On property s of Honey Run Road and e of Butte Creek; proposed location of Butte Creek Volunteer Fire Station. 103 Comment
  CHSC1029  Lythrum hyssopifolia V. Holt 1935-5-28 Butte Butte Creek canyon. 91 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
  CAS-BOT-BC342720  Madia elegans Margaret J. Williams; Wayne Roderick 1984-5-25 84- 21 -3 Butte 3.3 mi from Paradise on Honey Run Road 167 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
  CHSC2825  Matricaria discoidea David Prall 1965-4-25 Butte Humbug Road 0.3 miles west of junction of Honey Run Rd. (covered bridge). Roadside. 198 Comment
  CHSC391  Matricaria discoidea P. Delaplane 1965-5-11 76 Butte 3-4 mi W of Paradise on Skyway ca 1/2 way to Paradise from Chico. 243 Comment
  CHSC56848  Matricaria discoidea R. L. Ondricek-Fallscheer 1983-5-8 169 Butte Driveway in front of house on plateau at southwest end of Flatiron Ridge, ca 3 1/2 mi west-southwest of Paradise. 188 Comment
  CHSC19944  Meconella californica M. S. Taylor 1975-3-10 407 Butte On bluffs overlooking Butte Creek, ca. 500 ft sw of Covered bridge, ca. 8 mi e of Chico. Comment
  CHSC23465  Meconella californica J. R. Lee 1972-4-20 2 Butte Found on hill 600 yds sw of Covered Bridge, 7.2 mi from the Chico city limits. 182 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
  CHSC34400  Meconella californica R. N. Bowman 1981-5-21 2083 Butte East-facing slope, s bank of Butte Creek, .1 km w of Covered Bridge, 10.2 km ese of Chico. 120 Comment
  CHSC3502  Meconella californica M. Gregg 1966-3-7 33 Butte On Humbug Rd. at covered Bridge. On hill directly behind the old covered bridge. Approx. 9 miles from the CSC campus. Comment
  CHSC42163  Meconella californica S. K. Fukuyama 1986-3-18 2 Butte 150 ft s of Butte Creek, ca 300 yds w of Covered Bridge, 6.3 mi ese of Chico. 118 Comment
  CHSC42202  Meconella californica Victoria Lorber 1986-3-18 Butte S bank of Butte Creek, ca 150 yd wsw of Covered Bridge, ca 7 mi e of Chico. 91 Comment
  CHSC4621  Meconella californica R. Carter 1966-3-13 296 Butte Found ca. 6 mi. E of Chico at intersection of Honey- Run Rd. and Humbug Rd. in Butte Cr. Canyon. Growing at margin of open area 50 yds. up slope on S side of canyon. Comment
  CHSC7075  Meconella californica M. I. Moore 1969-4-26 5 Butte Ca. 1000 yds. e of Big Chico Creek. e of covered bridge on Honey Run Rd., Chico. 106 Comment
  CHSC90233  Meconella californica Ross L. Jones 1989-4-12 24 Butte Ca. 100 m s of Butte Creek and 200 m w of Covered Bridge, 10.2 km ese of Chico. 150 Comment
  CHSC3518  Medicago arabica John Francis 1966-4-16 110 Butte 1.5 miles E. of covered bridge (Honey Run). 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
  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
  CHSC949  Medicago polymorpha A. Koopman 1929-4-25 Butte Butte Creek. 76 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
  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
  UCD86412  Melica californica Mrs. R. M. Austin 1896-5-1 52 Butte Little Chico 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
  CHSC100993  Melica californica var. nevadensis L. P. Janeway 2008-4-2 9250 Butte Cascade Range Foothills. East edge of City of Chico; slope on north side of Humboldt Road 2.9 km northeast of Bruce Road. 167 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
  JEPS117931  Melica californica var. nevadensis L. P. Janeway 2008-4-2 9250 Butte East edge of City of Chico Cascade Range Foothills (slope on north side of Humboldt Road 2.9 km northeast of Bruce Road) 167 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
  CHSC60210  Melica torreyana T. B. Devine 1980-4-10 678 Butte Beside Humbug Rd., ca. 1/4 mi. above covered bridge. Roadside. Comment
  CHSC6148  Melica torreyana E. Parreno 1968-4-28 80 Butte W end of Covered Bridge, Chico. 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
  CHSC25294  Melissa officinalis M. S. Taylor 1977-7-15 1415 Butte On n side of Butte Creek directly beneath Covered Bridge, ca. 8 mi e of Chico. 243 Comment
  CHSC1021  Mentzelia laevicaulis R. M. Staley 1952-7-16 Butte Along Skyway. 365 Comment
  CAS-BOT-BC428767  Micranthes californica M. S. Taylor; K. Tharp 1983-3-12 5235 Butte Along small rd off Stillson Canyon Rd (leading to Mannion property), ca. 3 mi sse of Chico. 152 Comment
  CHSC21148  Micranthes californica M. S. Taylor 1975-3-10 416 Butte On s side of Butte Creek, ca. 1/4 mi w of Covered Bridge, ca. 8 mi e of Chico. 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
  CHSC34447  Micranthes californica R. E. Preston 1982-2-4 161 Butte Top of cliffs, s rim of Butte Creek Canyon above Honeyrun Covered Bridge, ca. 7.5 mi e of Chico. 289 Comment
  CHSC39241  Micranthes californica M. S. Taylor; K. Tharp 1983-3-12 5235 Butte Along small rd off Stillson Canyon Rd (leading to Mannion property), ca. 3 mi sse of Chico. 152 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
  CAS-BOT-BC428994  Micranthes fragosa A. A. Heller 1940-3-8 15507 Butte Just above the Spring House on the Neal Road to Paradise Comment
  CHSC33397  Micranthes integrifolia Lynette Wood 1979-3-6 Butte N side of Skyway (road Chico-Paradise), ca. 550 ft. out along canyon edge. 243 Comment
  CHSC3442  Micranthes integrifolia Judy Potter 1966-3-7 Butte Hill east of Honey Run Bridge. Comment
  CHSC3638  Micranthes integrifolia Alice L. Stoll 1966-3-7 50 Butte Near Covered Bridge, Honey Run Road, Paradise. Comment
  CHSC4219  Micranthes integrifolia R. Carter 1966-3-13 294 Butte Found ca. 6 mi. E of Chico at intersection of Honey-Run Rd. and Humbug Rd. in Butte Cr. Canyon; on slope ca. 25 yds. up slope on S side canyon. Comment
  CHSC4656  Micranthes integrifolia R. Carter 1966-3-13 294 Butte Found ca. 6 mi. E of Chico at intersection of Honey-Run Rd. and Humbug Rd. in Butte Cr. Canyon; slope ca. 25 yds. up slope on S side canyon. Comment
  CHSC92569  Micranthes integrifolia L. P. Janeway 2005-3-1 8336 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  CHSC71108  Micropus californicus Jan Monelo 1989-4-11 8 Butte Ca 50 yds e of Covered Bridge, ca 7 mi e of Chico. 121 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
  CHSC33350  Micropus californicus var. californicus R. M. Winchell 1980-4-17 3 Butte Covered Bridge along Little Butte Creek. Comment
  CHSC56091  Micropus californicus var. californicus R. L. Ondricek-Fallsheer 1983-5-7 166 Butte On rim of cliff, tip of Flatiron Ridge; ca 3 1/2 mi west-southwest of Paradise. 152 Comment
  CHSC90182  Micropus californicus var. californicus Thomas M. Scott 1989-4-19 13 Butte About 50 m east of Butte Creek at Covered Bridge; 10.2 km east-southeast of Chico. 120 Comment
  CHSC96563  Micropus californicus var. californicus L. P. Janeway 2006-4-30 8564 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. 149 Comment
  RSA725057  Micropus californicus var. californicus L. P. Janeway 2006-4-30 8564 Butte Cascade range Foothills. East edge of city of Chico; NW side of Humbolt Road 2.4 km northeast of Bruce Road. 149 Comment
  CHSC1290  Microsteris gracilis P. Delaplane 1965-5-11 62 Butte 3-4 mi W of Paradise on Skyway. Ca. 1/2 way to Paradise from Chico. 243 Comment
  CHSC19946  Microsteris gracilis M. S. Taylor 1975-3-10 409 Butte On bluffs overlooking Butte Creek and Covered Bridge, ca. 8 mi e of Chico. 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
  CHSC92560  Microsteris gracilis L. P. Janeway 2005-3-1 8337 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA715721  Microsteris gracilis subsp. gracilis L. P. Janeway 2005-3-1 8337 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Rd. 1.8 km northeast of Bruce Road. 134 Comment
  CHSC118886  Mimulus glaucescens Christopher T. Ivey 2017-5-27 385 Butte Centerville Road, about 1 km NE of Honeyrun Bridge, on W side of road, growing in road cut. 128 Comment
  GH367252  Mimulus glaucescens A. A. Heller 1926-4-26 13932 Unknown near the Neale grade about 5 miles from Paradise 1524 Comment
  HSC86826  Mimulus glaucescens S. Villard 1974-4-26 22 Butte Around Covered Bridge on Humbug Rd., ca. 6 mi. E of Chico Comment
  POM252824  Mimulus glaucescens A. A. Heller 1938-5-4 s.n. Butte Near Covered Bridge over Butte Creek, east of Chico 107 Comment
  RSA178677  Mimulus glaucescens A. A. Heller 1926-4-26 13932 Butte Near the Neale Grade about 5 miles from Paradise Comment
  RSA32857  Mimulus glaucescens A. A. Heller 1938-5-4 s.n. Butte Near Covered Bridge over Butte Creek Comment
  RSA795591  Mimulus glaucescens Christopher T. Ivey 2010-6-7 375 Butte Honey Run Road, 3.5 km northeast of bridge crossing Butte Creek, in roadside ditch. 165 Comment
  RSA795600  Mimulus glaucescens Christopher T. Ivey 2010-6-7 377 Butte Honey Run Road, 7.7 km northeast of bridge crossing Butte Creek, in roadside ditch. 427 Comment
  UC1303145  Mimulus glaucescens A. A. Heller 1926-4-26 13932 Butte about 5 mi from Paradise (near the Neale grade) Comment
  CHSC118862  Mimulus guttatus Christopher T. Ivey 2017-5-27 388 Butte Honeyrun Road, about 3 km NE of bridge crossing Butte Creek, wet meadow E side of road. 163 Comment
  CHSC118883  Mimulus guttatus Christopher T. Ivey 2017-5-27 387 Butte Centerville Road, about 1.5 km NE of Honeyrun bridge, large wet meadow N side of road, growing among Typha latifolia, Rubus cf. armeniacus. 119 Comment
  CHSC118885  Mimulus guttatus Christopher T. Ivey 2017-5-27 386 Butte Centerville Road, at intersection with Willow Springs Road. In wet ditch by mailboxes. 126 Comment
  RSA795592  Mimulus guttatus Christopher T. Ivey 2010-6-7 374 Butte Honey Run Road, 3.0 km northeast of bridge crossing Butte Creek, in wet meadow and roadside ditch. 165 Comment
  JEPS4705  Mimulus microphyllus A. A. Heller 1938-5-4 15060 Butte e Chico (near covered bridge over creek); Butte Creek 106 Comment
  CHSC4561  Mimulus moschatus J. E. Bowlin 1967-7-21 48 Butte Butte Creek Canyon. 91 Comment
  UC1509660  Mimulus nasutus M. S. Taylor and K. Tharp 1983-3-12 5442 Butte ca. 3 mi sse Chico (along small rd. off Stillson Canyon Rd. (leading to Mannion property)); Chico quad. 152 Comment
  JEPS4246  Mimulus tricolor A. A. Heller 1914-4-24 11314 Butte 7 mi from Chico (Chico-Oroville road) Comment
  CHSC4191  Minuartia californica Kathy Sommarstrom 1967-3-25 6 Butte Found 7.9 miles from freeway overpass to Paradise on Skyway, 20 yards to left of Hwy. 274 Comment
  CHSC92573  Minuartia californica L. P. Janeway 2005-3-1 8341 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 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
  RSA715728  Minuartia californica L. P. Janeway 2005-3-1 8341 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Rd. 1.8 km northeast of Bruce Road. 134 Comment
  JEPS29837  Mollugo verticillata Rimo Bacigalupi and L. R. Heckard 1962-6-1 8581 Butte road to Centerville (about 200 ft e of its inception at the Paradise Road Junction) 60 Comment
  UCD99630  Mollugo verticillata Rimo Bacigalupi; L. R. Heckard 1962-6-1 8581 Butte road to Centerville, about 200 feet east of its inception at the Paradise Road junction. 60 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
  CHSC62367  Montia fontana subsp. amporitana B. Castro 1990-3-31 417 Butte Ca 4 mi SW of Paradise, S of Neal Rd ca 0.1 mi SE of Elliot Spring House, in SW-facing lava-lined minor streambed with flat to gentle slope at head of Nugen Cyn. 280 Comment
  CHSC27071  Montia fontana subsp. chondrosperma James T. Nicol 1978-3-15 12 Butte Ca. 30 m se of junct. of Honey Run-Humbug Rds. 10.2 km ese of Chico. 120 Comment
  CHSC1377  Montia parvifolia V. Holt 1935-5-1 Butte Butte Creek near Covered Bridge. 91 Comment
  CHSC41526  Muhlenbergia rigens R. L. Ondricek-Fallscheer 1982-10-24 158 Butte Below seepage area, on rim of cliff, se side of tip of Flatiron Ridge, ca. 3 1/2 mi wsw of Paradise. 152 Comment
  CHSC62368  Myosurus minimus B. Castro 1990-4-21 419 Butte Ca 3 mi SW of Paradise, off Honey Run Rd. In depression of old house pad. 140 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
  CHSC41137  Nassella pulchra R. L. Ondricek-Fallscheer 1983-5-7 165 Butte Ca. 200 yds s of house on plateau at tip of Flatiron Ridge, ca. 3 1/2 mi wsw of Paradise. 170 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
  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
  CHSC1294  Navarretia leucocephala F. Hughes 1935-4-24 Butte Butte Creek Canyon. 121 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
  CHSC60129  Navarretia nigelliformis B. Castro; L. P. Janeway 1992-5-9 450 Butte In bottom of unnamed canyon SE of Neal Road. 70 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
  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
  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
  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
  JEPS73705  Navarretia viscidula L. R. Heckard 1968-5-30 1927 Butte e Chico; Santes Ranch, Stilson Canyon Comment
  CHSC24148  Nemophila heterophylla B. Bunge 1976-4-12 11 Butte Ca. 25 yd. n of Butte Creek and 25 yd. w of Covered Bridge; ca. 8 mi. e of Chico. 106 Comment
  CHSC84915  Nemophila heterophylla Joseph Silveira 1982-4-17 14 Butte 30 m south of Butte Creek and 25 m southeast of Covered Bridge, 10.2 km east-southeast of Chico. 100 Comment
  CHSC90237  Nemophila heterophylla Thomas M. Scott 1989-4-19 11 Butte Ca. .2 km e of Covered Bridge (over Butte Creek), 10.2 km ese of Chico. 120 Comment
  CHSC4019  Nemophila menziesii E. P. Parreno 1967-4-12 Butte Honey Run Road ca. 7 yards after the bridge beside the road. Comment
  CHSC4086  Nemophila menziesii Kathy Sommarstrom 1967-4-12 21 Butte Found on left hand side of Honey Run Rd on South end of bridge next to covered bridge. 76 Comment
  CHSC24718  Nemophila pedunculata C. E. Stopher 1976-4-3 16 Butte 9.7 km se of Chico via Honey Run road. 100 m sw of covered bridge on s side of canyon. 122 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
  CHSC2840  Odontostomum hartwegii David Prall 1965-4-25 27 Butte N side of Humbug Rd. 0.3 miles west of junction with Honeyrun Rd. (covered bridge). 152 Comment
  CHSC29104  Odontostomum hartwegii M. S. Taylor 1980-4-27 2568 Butte On n side of Humbug Rd, ca. 1/2 mi upstream from Honey Run Covered Bridge, ca. 7 mi e of Chico. 121 Comment
  CHSC42195  Odontostomum hartwegii J. P. Arts 1986-4-18 16 Butte Ca. 1 mile s of the covered bridge on Humbug Rd., ca. 5 miles ne of Chico on the n side of the road. NW/4 Oroville. 91 Comment
  CHSC42230  Odontostomum hartwegii L. A. Hinman 1986-4-21 18 Butte Ca. 7 mi ne of Chico, 4 mi s of Centerville. 237 Comment
  CHSC1167  Orobanche fasciculata V. Holt 1935-5-26 Butte Humboldt Road. 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
  RSA715718  Orthocarpus erianthus L. P. Janeway 2005-3-1 8332 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Rd. 1.8 km northeast of Bruce Road. 134 Comment
  JEPS43151  Oxalis corniculata Mrs. R. M. Austin May 1896 204 Butte e Chico (Butte Creek) Comment
  CHSC3541  Oxalis pes-caprae John Francis 1966-3-19 69 Butte On hillside S. of covered bridge, Honey Run. 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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1
  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
  CHSC28139  Pectocarya pusilla Robert A. Schlising 1979-4-4 3352 Butte Northeast of Chico, along Skyway (hwy to Paradise). 243 Comment
  CHSC80740  Pellaea mucronata Ruby Gist 1935-5-4 Butte Humboldt 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
  CHSC1866  Penstemon heterophyllus var. purdyi L. Oliver; D. Sloan 1935-5-10 Butte Butte Creek Canyon. Comment
  CHSC3360  Penstemon heterophyllus var. purdyi M. Gregg 1966-5-7 162 Butte 3 miles north east of the Skyway on Humbug Rd. Comment
  CHSC1873  Penstemon neotericus R. M. Staley 1952-7-4 Butte Butte Creek. Comment
  CAS-BOT-BC239447  Penstemon rydbergii var. oreocharis Frank W. Peirson 1926-6-21 6772 Butte Butte Meadow, Humboldt Road Comment
  RSA79777  Penstemon rydbergii var. oreocharis F. W. Peirson 1926-6-21 6772 Butte Butte Meadow, Humboldt Road. Comment
  CHSC28893  Pentagramma triangularis M. S. Taylor 1980-2-23 2319 Butte Ca. 1/4 mi n of Neal Rd, on north-facing bluffs looking into Nance Canyon, ca. 4 mi sw of Paradise. 198 Comment
  CHSC28894  Pentagramma triangularis M. S. Taylor 1980-3-1 2348 Butte On the se facing bluffs overlooking Hamlin Canyon, ca. 1/4 se of Elliot Spring House on Neal Rd, ca. 2 mi sw of Paradise. 301 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
  CHSC3295  Pentagramma triangularis M. L. Hillier 1966-3-7 Butte 100 to 300 yds s of covered bridge over Butte Creek. Comment
  CHSC39239  Pentagramma triangularis M. S. Taylor; K. Tharp 1983-3-12 5238 Butte Off Stillson Canyon Rd (leading to Mannion property), ca. 3 mi sse of Chico. 152 Comment
  CAS-BOT-BC77089  Pentagramma triangularis subsp. triangularis R. A. Emmrich 1975-4-24 46 Butte Ca. 1/2 mi. E of Butte Creek and 1/4 mi. SE of Covered Bridge, 6 mi. ESE of Chico. 128 Comment
  CHSC90138  Pentagramma triangularis subsp. triangularis Jack Judkins 1983-4-16 9 Butte 6 mi east-southeast of Chico, 100 yds south of Butte Creek, 200 yds southeast of the Covered Bridge. 274 Comment
  CHSC90140  Pentagramma triangularis subsp. triangularis Roberta A. Boer 1980-4-25 18 Butte About 1/4 mi north of Humboldt Road and 1.5 mi east of the junction of Hwy 32 and Hwy 99, about 2.0 mi east of Chico. 131 Comment
  CHSC90073  Petrorhagia dubia Charlie Crannell 1991-4-22 10 Butte Along side of Hwy 32, 4.1 mi northeast of Chico. 243 Comment
  CHSC96551  Petrorhagia dubia L. P. Janeway 2006-4-30 8563 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. 149 Comment
  RSA725056  Petrorhagia dubia L. P. Janeway 2006-4-30 8563 Butte Cascade range Foothills. East edge of city of Chico; NW side of Humbolt Road 2.4 km northeast of Bruce Road. 149 Comment
  SJSU5411  Petrorhagia dubia C. D. Duncan 1963-5-4 Butte Honeyrun Rd between Chico & Paradise 487 Comment
  CHSC13885  Phacelia egena M. A. Davis 1969-4-10 9 Butte Comment
  CHSC52403  Phacelia egena R. Smallwood 1969-4-25 19 Butte Butte Cr Cyn; Honey Run Rd at the Covered Bridge; 15 yds NW of old bridge. 137 Comment
  CHSC71118  Phacelia egena Jan Monelo 1989-4-11 9 Butte Ca 75 yds w of Covered Bridge on w side of Honey Run Rd, ca 7 mi e of Chico. 121 Comment
  CHSC43683  Phacelia vallicola Vernon Oswald 1986-4-16 1069 Butte Overlook on the Skyway 2.6 mi s of Neal Rd. 335 Comment
  CHSC48477  Phacelia vallicola Vernon Oswald 1986-4-28 1982 Butte Overlook on the Skyway 2.6 mi s of Neal Rd. 335 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
  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
  CAS-BOT-BC77369  Philadelphus lewisii C. C., Mrs. Bruce 1897-5-1 1785 Butte Little Chico Creek Comment
  CAS-BOT-BC77375  Philadelphus lewisii Mrs. J. H. Morrison 1932-6-12 s.n. Butte Mountains above Durham Comment
  LA209889  Phoradendron leucarpum subsp. tomentosum A. A. Heller; 1914-1-28 11157 Butte near Hog Springs, 6 mi E of Chico Comment
  CHSC42333  Phyllostachys bambusoides B. C. Willingham 1968-6-3 Butte Plant Introduction Station, Chico. Purchased in Nagasaki, Japan. 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
  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
  CHSC7059  Plagiobothrys austiniae Lynn R. Thomas 1969-3-3 3 Butte S edge of Humboldt Rd., 1.4 mi e of junction with Stilson Canyon and Bruce Rds., or 3.3 mi e of US 99 freeway underpass, Chico. 152 Comment
  CHSC92567  Plagiobothrys austiniae L. P. Janeway 2005-3-10 8355 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  CHSC28982  Plagiobothrys glyptocarpus R. A. Schlising 1980-3-23 3519 Butte E of Chico and SW of Paradise. 289 Comment
  UC1303133  Plagiobothrys greenei A. A. Heller 1926-3-22 13911 Butte 4 mi e Chico Comment
  CHSC28985  Plagiobothrys nothofulvus R. A. Schlising 1980-3-23 3523 Butte E of Chico and SW of Paradise along Skyway. 289 Comment
  CHSC39213  Plagiobothrys nothofulvus M. S. Taylor; K. Tarp 1983-3-12 5239 Butte Along small rd off Stillson Canyon Rd (leading to Mannion property), ca. 3 mi sse of Chico. 152 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
  CHSC28983  Plagiobothrys scriptus R. A. Schlising 1980-3-23 3520 Butte E of Chico and SW of Paradise along Skyway. 289 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
  UC179566  Plagiobothrys stipitatus A. A. Heller 1914-4-24 11317 Butte 5 mi from Chico (Chico-Oroville road) Comment
  CHSC169  Plagiobothrys tenellus M. Roberson 1956-5-2 Butte S.W. of Paradise along Skyway. 426 Comment
  CHSC19938  Plagiobothrys tenellus M. S. Taylor 1975-3-10 412 Butte Ca. 1/4 mi w of Covered Bridge, on s side of Butte Creek, on the grassy bluffs above the creek. 243 Comment
  CHSC28979  Plagiobothrys tenellus R. A. Schlising 1980-3-17 3516 Butte E of Chico and SW of Paradise, along Skyway; on cliff edges above Butte Creek. 213 Comment
  CHSC31263  Plagiobothrys tenellus R. A. Schlising 1980-3-24 3525 Butte NE of Chico at Covered Bridge over Butte Creek, at junction of Humbug and Honey Run Roads. Comment
  RSA32724  Plagiobothrys tenellus A. A. Heller 1916-4-13 12318 Butte Stilson Canyon east of Chico Comment
  UC725415  Plagiobothrys tenellus A. A. Heller 1916-4-13 12318 Butte e Chico; Stilson Canyon 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
  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
  CHSC62364  Plantago elongata B. Castro 1990-3-31 418 Butte Ca 4 mi SW of Paradise, S of Neal Rd ca 0.1 mi SE of Elliot Spring House. 297 Comment
  CHSC24157  Plantago erecta B. Bunge 1976-4-22 20 Butte Ca 100 yds s of Skyway, ca 8 mi ese of Chico. 259 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
  CHSC33393  Plantago erecta Tamara Anderson 1978-4-23 12 Butte Ca. 3.2 mi. s of jct. of Neal Rd. and Skyway, Paradise. 50 yds. ne of Skyway on cliffs. 339 Comment
  CHSC34412  Plantago erecta R. M. Winchell 1980-4-17 1 Butte Covered Bridge along Butte Creek. 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
  CHSC92533  Plantago erecta L. P. Janeway 2005-3-10 8343 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA715920  Plantago erecta L. P. Janeway 2005-3-10 8343 Butte Cascade Range Foothills [error: actually Sierra Nevada foothills] E edge of city of Chico, N side of Humboldt Road 1.8 km NE of Bruce Road. 134 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
  CAS-BOT-BC93160  Platanus racemosa John Thomas Howell 1975-6-15 51067 Butte Butte Creek near Chico. 60 Comment
  CHSC39938  Platanus racemosa M. S. Taylor; V. Oswald 1984-4-4 5376 Butte Along Humbug Rd, ca. 0.5 mi E of Honey Run Covered Bridge, ca. 6 air mi E of Chico. 182 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
  CHSC39238  Plectritis brachystemon M. S. Taylor; K. Tharp 1983-3-12 5236 Butte Along small rd off Stillson Canyon Rd (leading to Mannion property), ca. 3 mi sse of Chico. 152 Comment
  CHSC19939  Plectritis ciliosa M. S. Taylor 1975-3-10 415 Butte On bluffs overlooking Butte Creek, ca. 1/4 mi sw of Covered Bridge, ca. 8 mi e of Chico. Comment
  CHSC33761  Plectritis ciliosa R. A. Schlising 1980-4-3 3543 Butte E of Chico and SW of Paradise along Skyway. Comment
  CHSC29232  Plectritis congesta M. S. Taylor 1980-4-1 2428 Butte On bluffs above Covered Bridge, ca. 100 ft s of Butte Creek, ca. 6 mi e of Chico 182 Comment
  CHSC3955  Plectritis macrocera J. Senter 1967-3-21 28 Butte Located 150 yds. behind covered bridge on S.E. slope Honeyrun Rd. Chico. 76 Comment
  CHSC60694  Plectritis macrocera Vernon H. Oswald; James Snowden 1993-4-7 5252 Butte Near the SE rim of Hamlin Canyon E of the cattle barns on the McKnight Ranch, E side of Hwy. 99 between Durham-Pentz and Neal roads, S of Chico. 182 Comment
  POM197072  Plectritis macrocera subsp. grayi H. F. Copeland 1928-4-3 63 Butte Canyon of Butte Creek. Comment
  CHSC89036  Poa bulbosa A. Peterson 2003-3-25 10 Butte East of Chico, Humboldt Rd., along road edge. 152 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
  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
  CHSC35630  Poa secunda subsp. secunda R. E. Preston 1982-3-24 197 Butte Ca. 50 ft n of the Skyway, 1/4 mi e of Hwy 99, Chico. At edges of vernal pools. Area advertised for commercial development. 67 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
  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
  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
  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
  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-BC109137  Polygonum bidwelliae C. R. Quick 1951-6-5 51 -87 Butte 5 miles northeast of Chico, Deer Creek road. 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
  CAS-BOT-BC109143  Polygonum bidwelliae Roger Raiche 1986-5-3 60134 Butte Between Chico and Paradise, Neal Road, ca. 4 miles east of State Route 99. 262 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
  CHSC31367  Polygonum bidwelliae C. Glascock 1965-5-11 376 Butte At edge of Skyway 2.5 km s (1.85 mi. s.) of Russell Drive, Paradise. 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
  JEPS29840  Polygonum bidwelliae Rimo Bacigalupi and L. R. Heckard 1962-6-1 8584 Butte just off Centerville Rd about 1 mi e junction with Paradise Road 67 Comment
  LA207131  Polygonum bidwelliae A. A. Heller; 1927-5-18 14391 Butte volcanic outcrops along Neale grade on road from Chico to Paradise Comment
  RSA32833  Polygonum bidwelliae A. A. Heller 1941-5-25 s.n. Butte Just back of the Rifle Range, 5 miles east of Chico, opposite golf links 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
  SEINET3405100 Image available Polygonum bidwelliae A. A. Heller 1941-5-25 16149 Butte Just back of the Rifle Range, 5 miles E of Chico, opposite Golf Links 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
  UC726648  Polygonum bidwelliae A. A. Heller 1941-5-25 16149 Butte 5 mi e Chico (just back of rifle range, opposite golf links) Comment
  CHSC45376  Polygonum bolanderi Vernon Oswald 1986-7-21 2212 Butte Little Butte Creek Canyon overlook on Skyway 2.6 mi sw of Neal Rd. 335 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
  CHSC24893  Polypodium calirhiza T. F. Burnham 1976-4-19 19 Butte Ca. 20 ft s of Butte Creek and 0.4 ft w of Covered Bridge, 6.4 mi e of Chico. 115 Comment
  CHSC24894  Polypodium calirhiza R. W. Crum 1976-4-28 19 Butte 5 yds s of Butte Creek, 117 yds w of Covered Bridge, 4.35 mi ene of Skywaym 6.4 mi ese of Chico. 115 Comment
  CHSC2834  Polypodium calirhiza David Prall 1965-4-16 22 Butte NW side of Humbug road 0.3 miles east of junction with Sunhill Dr. 198 Comment
  CHSC3273  Polypodium calirhiza M. L. Hillier 1966-3-7 Butte 100 to 300 yds. S. of covered bridge over Butte Creek about 9 miles from C. S. C. on Humbug rd. Comment
  CHSC33346  Polypodium calirhiza Steve Alvarez 1980-3-24 13 Butte Ca. 4.7 km e of Chico, 2.1 km wsw of Paradise, 0.1 km s of n edge of Coon Ridge, 0.2 km n of Skyway. 270 Comment
  CHSC34682  Polypodium calirhiza M. S. Taylor 1980-4-1 2420 Butte Along s side of Butte Creek, ca. 1/4 mi downstream from Honey Run Covered Bridge, ca. 6 mi e of Chico. 121 Comment
  CHSC3886  Polypodium calirhiza Gerry Carrauthers 1966-3-7 79 Butte Honeyrun Rd. above old Honeyrun Bridge. Ca. 5 mi. N. W. of city of Paradise. Comment
  CHSC3887  Polypodium calirhiza Gerry Carrauthers 1966-3-7 79 Butte Honeyrun Rd. above old Honeyrun Bridge. Ca. 5 mi. N. W. of city of Paradise. Comment
  CHSC90096  Polypodium calirhiza Charlie Crannell 1991-4-23 5 Butte 50 ft south of where Honey Run Road crosses Butte Creek. In gully. 103 Comment
  CHSC90136  Polypodium calirhiza Jack Judkins 1983-4-16 5 Butte 6 mi east-southeast of Chico, 200 yds south of Butte Creek, 200 yds southeast of the Covered Bridge. 274 Comment
  CHSC29000  Polystichum californicum M. S. Taylor 1980-4-1 2419 Butte Along s side of Butte Creek, ca. 1/4 mi down stream from Honey Run Covered Bridge, ca. 6 mi e of Chico. 121 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
  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
  CAS-BOT-BC151219  Prunus virginiana var. demissa A. A. Heller 1916-4-13 12320 Butte Stilson Canyon east of Chico Comment
  CAS-BOT-BC151220  Prunus virginiana var. demissa A. A. Heller 1916-4-13 12320 Butte Stilson Canyon east of Chico Comment
  CHSC1586  Prunus virginiana var. demissa M. Davidson 1929-2-24 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
  GH346720  Prunus virginiana var. demissa A. A. Heller 1916-4-13 12320 Unknown Stilson canon east of Chico Comment
  LA208651  Prunus virginiana var. demissa A. A. Heller; 1916-4-13 12320 Butte Stilson Canon E of Chico Comment
  UC860392  Prunus virginiana var. demissa A. A. Heller 1916-4-13 12320 Butte Stilson Canyon e of Chico; Stilson Canyon 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
  CHSC35628  Pseudobahia heermannii R. E. Preston 1982-2-21 176 Butte N side of Hamlin Canyon. Ca. 10 mi ese of downtown Chico. 274 Comment
  CHSC36394  Pseudobahia heermannii Donald M. Burk 1982-4-24 112 Butte Ca. 0.6 mi. W. of Elliot Spring House, along top of canyon on N. side of Neal Rd. 243 Comment
  CHSC58676  Pseudobahia heermannii M. Bailey 1991-4-23 728 Butte Ca 750 feet south of the Covered Bridge which is ca 8 mi ne of Chico on Humbug Road. 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
  CHSC82272  Pseudobahia heermannii R. A. Schlising 1980-3-24 3526 Butte NE of Chico at Covered Bridge over Butte Creek, at junction of Humbug and Honey Run Roads. 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
  CHSC52384  Pseudognaphalium thermale R. L. Ondricek-Fallscheer 1982-10-30 161 Butte At edge of road, sw tip of Flatiron Ridge, ca. 3 1/2 mi wsw of Paradise. 134 Comment
  CHSC29848  Psilocarphus oregonus K. R. Stern 1979-5-23 6613 Butte Ca. 5 mil SW of Paradise. 182 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
  CHSC99559  Quercus berberidifolia L. P. Janeway 2008-5-26 9367 Butte Northern Sierra Nevada Foothills. Along south side of Skyway 3.5 km southwest of Paradise and Neal Road. 360 Comment
  UC762329  Quercus berberidifolia R. F. Hoover 1938-8-2 4719 Butte Chico to Paradise road Comment
  HSC23322  Quercus douglasii D. G. Schmale 1971-5-25 32 Butte Off Skyway Rd. 8 mi W of Paradise 396 Comment
  GH344543  Quercus dumosa R. F. Hoover 1938-8-2 3719 Unknown Chico-Paradise road Comment
  CHSC90047  Quercus kelloggii Rhonda Posey 1991-4-16 20 Butte Ca. 50 m S of Butte Creek and 0.3 km W of Covered Bridge, 10.2 km ESE of Chico. 120 Comment
  CHSC90046  Quercus wislizeni Rhonda Posey 1991-4-16 19 Butte Ca. 50 m S of Butte Creek and 0.3 km W of Covered Bridge, 10.2 km ESE of Chico. 120 Comment
  CHSC90107  Quercus wislizeni var. wislizeni Charlie Crannell 1991-4-22 3 Butte 50 ft south of where Honey Run Road crosses Butte Creek. 103 Comment
  CHSC1471  Ranunculus aquatilis var. hispidulus J. Koopman 1929-4-25 Butte Butte Creek. 91 Comment
  CHSC33297  Ranunculus arvensis Keith A. Trujillo 1979-4-24 16 Butte 4 mi w of Paradise. 243 Comment
  CHSC52121  Ranunculus arvensis John Lowrie 1979-4-26 Butte S. of the Skyway, 4 mi w. of Paradise. Comment
  SEINET7073607  Ranunculus arvensis A. G. Vestal 1955-5-20 s.n. Butte Bank of Honey Run Road at Little Butte Creek. UTM Zone 10, 612831mE, 4399239mN. Coordinate datum: NAD27. Comment
  CHSC1482  Ranunculus hebecarpus J. Koopman 1929-3-25 Butte Butte Creek canyon. Comment
  CHSC29235  Ranunculus hebecarpus M. S. Taylor 1980-4-1 2424 Butte On bluffs above Covered Bridge and s of Butte Creek, ca. 5 mi e of Chico. 182 Comment
  CHSC1487  Ranunculus muricatus R. Morford 1941-4-21 Butte Butte Creek. 121 Comment
  CHSC23448  Ranunculus occidentalis var. occidentalis T. Manolis 1974-4-21 21 Butte Along Butte Creek, 3 mi e of Chico. Comment
  CHSC31209  Ranunculus occidentalis var. occidentalis M. S. Taylor 1980-4-1 2426 Butte On bluffs above Honey Run Covered Bridge, ca. 6 mi e of Chico. 182 Comment
  CHSC27841  Rhamnus ilicifolia T. B. Devine 1978-10-15 467 Butte Just below Covered Bridge on Humbug Rd. below intersection with Honey Run Rd. 106 Comment
  CHSC27843  Rhamnus tomentella subsp. tomentella T. B. Devine 1978-10-17 468 Butte At Covered Bridge at intersection of Humbug Rd. and Honey Run Rd. Comment
  CHSC51908  Rhamnus tomentella subsp. tomentella Sally A. Carter 1988-4-24 Butte South side of Little Butte Cr, ca 8.8 mi ESE of Chico, ca 15 ft W of Honey Run Rd. 160 Comment
  RSA518945  Rhamnus tomentella subsp. tomentella J. T. Howell 1975-6-15 51073 Butte Butte Creek near Chico 6 Comment
  CHSC19950  Rhus aromatica M. S. Taylor 1975-3-10 417 Butte Ca. 25 ft s of Butte Creek, ca. 1/4 mi w of Covered Bridge, ca. 8 mi e of Chico. 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
  CHSC51992  Rhus aromatica L. P. Janeway 1988-4-10 2617 Butte Butte Cyn; grassy slope below Centerville Rd (Humbug Rd) 1.0 mi NE of Honey Run Rd. 115 Comment
  CHSC7043  Rhus aromatica Richard Juvenal 2001-3-25 16 Butte Honey Run' road ca.3 miles e of 'Skyway' along Butte Creek. Comment
  CAS-BOT-BC212666  Ribes nevadense Mrs. J. H. Morrison 1927-7-2 1591 Butte Mountains above Durham Comment
  CHSC530  Rorippa nasturtium-aquaticum R. M. Staley 1952-7-5 Butte Butte Creek. 609 Comment
  CHSC9136  Rorippa nasturtium-aquaticum Terril Wolt 1970-4-20 28 Butte Streams; ca. 4 mi. N.E. of Skyway, on W. side of Humbug Rd. 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
  CHSC23537  Rubus armeniacus M. S. Taylor 1976-3-16 1027 Butte On n side of Butte Creek, ca. 5 ft w of Honey Run Bridge, ca. 8 mi e of Chico. 152 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
  JEPS29839  Rubus praecox Rimo Bacigalupi and L. R. Heckard 1962-6-1 8583 Butte along road to Centerville about 200 feet e of its inception at the Paradise Road junction; along road to Centerville 60 Comment
  UCD113549  Rubus praecox Rimo Bacigalupi 1962-6-1 8583 Butte along fence road, along road to Centerville about 200 feet east of its inception at the Paradise Road junction. 60 Comment
  CAS-BOT-BC156610  Rubus ulmifolius John Thomas Howell 1975-6-15 51078 Butte Butte Creek near Chico 60 Comment
  CAS-BOT-BC158770  Rubus ursinus John Thomas Howell 1975-6-15 51077 Butte Butte Creek near Chico 60 Comment
  CHSC1606  Rubus ursinus R. M. Staley 1952-7-13 Butte Butte Creek. Comment
  CHSC45816  Rubus ursinus L. P. Janeway 1988-4-10 2618 Butte Butte Cyn; below Centerville Rd (Humbug Rd) 1.0 mi NE of Honey Run Rd. Near the cr. 115 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
  CHSC90031  Rumex crispus Lesly Hess 2001-5-3 Butte Honey Run Bridge. 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
  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
  UC437339  Salix exigua var. hindsiana W. P. Taylor 1912-6-6 Butte 4 mi se Chico (Butte Creek) 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
  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
  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
  CHSC39236  Sanicula bipinnata M. S. Taylor; K. Tharp 1983-3-12 5234 Butte Along small rd off Stillson Canyon Rd (leading to Mannion property), ca. 3 mi sse of Chico. 152 Comment
  CHSC90615  Sanicula bipinnata Chris Ottinger 1983-3-15 17 Butte Ca. 0.6 km sw of Covered Bridge, s side of Butte Creek, 10.2 km ese of Chico. 120 Comment
  CHSC92566  Sanicula bipinnata L. P. Janeway 2005-3-10 8356 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 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
  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
  POM219177  Saxifraga californica H. F. Copeland 1928-4-3 328 Butte Canyon of Butte Creek. Comment
  UC726266  Saxifraga californica A. A. Heller 1940-3-8 15507 Butte just above Spring House on the Neal Road to Paradise Comment
  RSA715723  Saxifraga integrifolia L. P. Janeway 2005-3-1 8336 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Rd. 1.8 km northeast of Bruce Road. 134 Comment
  CHSC1986  Scandix pecten-veneris V. Holt 1935-4-7 Butte Covered bridge, Butte Creek. 108 Comment
  CHSC2824  Scandix pecten-veneris David Prall 1965-4-25 32 Butte South side of Humbug Rd. 0.3 miles west of junction with Honey Run rd. (covered bridge). 198 Comment
  CHSC3285  Scandix pecten-veneris M. L. Hillier 1966-5-7 Butte About 3 miles n.e. of Skyway on Humbug rd. Comment
  CHSC3979  Scandix pecten-veneris E. P. Parreno 1967-4-10 Butte Ca. 400 yards upstream from Covered Bridge. Comment
  CHSC4182  Scandix pecten-veneris Kathy Sommarstrom 1967-4-15 30 Butte Found to the right side of Honey Run Rd in front of new bridge next to covered bridge. 76 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
  UC887501  Scrophularia californica A. A. Heller 1916-4-13 12322 Butte e Chico (Stilson Canyon) Comment
  CHSC52200  Scutellaria californica L. P. Janeway 1988-6-19 2819 Butte Ca 200 ft above Honey Run Rd, 2.6 mi from Humbug Rd; along dirt rd/ firebreak along powerline (3-wire, wooden poles). 274 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
  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
  CHSC31089  Sedella pumila Robert A. Boer 1980-4-25 19 Butte Ca. 1/4 mi n of Humboldt Rd. and 1.5 mi e of the jct of Hwy 32 and Hwy 99, ca. 2.0 mi e of Chico. 131 Comment
  CHSC33354  Sedella pumila R. M. Winchell 1980-4-17 6 Butte Covered Bridge along Little Butte Creek. Comment
  CHSC71111  Sedella pumila Jan Monelo 1989-4-11 5 Butte Ca 50 yds e of Covered Bridge, ca 7 mi e of Chico. 121 Comment
  CHSC90098  Sedella pumila Charlie Crannell 1991-4-22 11 Butte Along side of Hwy 32, 4.1 mi northeast of Chico. 243 Comment
  CHSC90601  Sedella pumila Steven H. Roth 1980-3-15 6 Butte 50 m s Butte Creek at the Honeyrun bridge, 10 km se of Chico. Comment
  CHSC90604  Sedella pumila M. J. Luesebrink 1978-4-12 16 Butte Ca. 300 ft. s of Butte Creek, ca. .25 mi sw of Covered Bridge, n of Humbug Rd., 4.4 mi ne of junction with Skyway Rd., 5.7 mi ese of Chico. 91 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
  CHSC24884  Sedum spathulifolium V. L. Keeran 1976-4-20 10 Butte Ca. 4 m e of Butte Creek and 0.41 km s of Covered Bridge, 10.66 km ese of Chico. 127 Comment
  CHSC24945  Sedum spathulifolium M. L. McCrum 1976-4-27 20 Butte Pop. ca. 6.5 mi e of Chico, .1 mi w of Covered Bridge, along creek. 112 Comment
  CHSC3520  Sedum spathulifolium John Francis 1966-4-16 116 Butte S. of covered bridge (Honey Run). Comment
  CHSC3800  Sedum spathulifolium R. L. Adams 1964-4-13 62 Butte 3.4 miles from hwy; Skyway and on north side on Centerville Road. Comment
  CHSC57368  Sedum spathulifolium Rebecca Hill 1990-4-17 16 Butte Vic. Covered Bridge S bank of Butte Ck., ca. 7 mi e of Chico. 121 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
  CHSC39237  Selaginella hansenii M. S. Taylor; K. Tharp 1983-3-12 5237 Butte Off Stillson Canyon Rd (leading to Mannion property), ca. 3 mi sse of Chico. 152 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
  CHSC55479  Senecio vulgaris Dan Morgan 1991-4-14 4 Butte Skyway, 7.1 mi e of Chico from highway 99. 243 Comment
  CHSC57122  Senecio vulgaris R. L. Ondricek-Fallscheer 1983-5-10 173 Butte In chicken pen of house on plateau at southwest end of Flatiron Ridge, ca 3 1/2 mi west-southwest of Paradise. 201 Comment
  CHSC92561  Senecio vulgaris L. P. Janeway 2005-3-1 8334 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 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
  CHSC92545  Sherardia arvensis L. P. Janeway 2005-3-10 8350 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  RSA715852  Sherardia arvensis L. P. Janeway 2005-3-10 8350 Butte Cascade Range Foothills [error: actually Sierra Nevada foothills] E edge of city of Chico, N side of Humboldt Road 1.8 km NE of Bruce Road. 134 Comment
  CHSC1045  Sidalcea calycosa F. Johnson 1937-7-25 Butte Above Covered Bridge, on Butte Creek. 152 Comment
  CHSC13724  Sidalcea calycosa J. G. Moore 1969-4-13 141 Butte Stilson Canyon Rd., 1.4 mi. se of jct. with Bruce Rd., Chico. Comment
  CHSC3525  Sidalcea calycosa John Francis 1966-4-23 134 Butte 1.5 miles E. of covered bridge (Honey Run). Comment
  CHSC23468  Sidalcea hartwegii J. R. Lee 1974-4-20 2 Butte On hill sw of Covered Bridge 7.2 mi from the Chico city limits on Honey Run Road. 137 Comment
  CHSC52092  Sidalcea hartwegii N. Kvasnik 1980-4-20 16 Butte Covered Bridge. E side of creek, s of bridge. 91 Comment
  CHSC52444  Sidalcea hartwegii Laraine Roothoff 1979-4-24 16 Butte Moderate-size population on the S side of Skyway, ca. 4 mi W of Paradise. 304 Comment
  CHSC52446  Sidalcea hartwegii Denise Monceau 1984-4-11 12 Butte Ca 5 mi from hwy 99; jct of Honey Run and Humbug Roads. SE side of road. 106 Comment
  CHSC1061  Sidalcea robusta F. Johnson 1937-5-25 Butte Near Covered Bridge on Butte Creek. 108 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
  CHSC37440  Sidalcea robusta R. A. Schlising 1982-2-21 4225 Butte S of Paradise, near Elliot Spring House; slopes of Hamlin Canyon. 213 Comment
  UCD80449  Sidalcea robusta CNPS SN Foothill Team 2006-5-24 SNNR 0929 Butte Horning Ranch (private). 117 Comment
  CHSC214  Silene laciniata subsp. californica R. M. Staley 1952-7-14 Butte Butte Creek. Comment
  CHSC215  Silene laciniata subsp. californica M. Underhill 1952-7-2 Butte Canyon. 304 Comment
  CHSC24877  Silene laciniata subsp. californica T. L. Reynolds 1976-4-23 57 Butte .6 mi ne of Covered Bridge, 7.5 mi ese of Chico. 152 Comment
  CHSC42235  Silene laciniata subsp. californica Rusti Gammon 1986-4-10 3 Butte Ca. 4 mi s of Centerville, e bank of Butte Creek, 100 yds ne. 237 Comment
  SEINET7073605  Silene noctiflora A. G. Vestal 1955-5-20 s.n. Butte Bank of Honey Run Road about 8 miles east of Chico. UTM Zone 10, 613369mE, 4399651mN. Coordinate datum: NAD27. 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
  CHSC12106  Sisyrinchium bellum J. M. Pitts 1972-4-19 149 Butte 3.5 mi ne Honeyrun Rd on Humbug Rd. n side of road. Comment
  CHSC1940  Solanum parishii V. Holt 1935-4-5 Butte Honey Run grade. 365 Comment
  CHSC2519  Solanum parishii W. Fitzwater 1958-4-12 Butte Humboldt Rd., Chico area. 426 Comment
  CHSC8621  Solanum parishii L. V. Ritter 1969-4-29 207 Butte 4.2 mi. se of Chico, s side of Humbug Rd. Comment
  CHSC38123  Sonchus asper R. L. Ondricek-Fallscheer 1983-5-8 170 Butte On se side of tip of Flatiron Ridge, ca. 3 1/2 mi wsw of Paradise. 188 Comment
  CHSC29108  Spartium junceum M. S. Taylor; J. D. Jokerst 1980-4-27 2565 Butte On s side of Humbug Rd, ca. 1/2 mi upstream from Honey Run Covered Bridge, ca. 7 mi e of Chico. 137 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
  CHSC1610  Spiraea douglasii R. M. Staley 1952-7-13 Butte Butte Creek. 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
  CHSC808  Stachys ajugoides var. rigida M. Roberson 1956-5-14 Butte SW of Paradise, along Skyway. 426 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
  CHSC27070  Stellaria nitens Sandra C. Morey 1978-3-15 1 Butte Honeyrun Covered Bridge, off Humbug Road, ca. 4.4 mi se of junction Skyway Road and 5.2 mi se of junction Highway 99 at Chico. North facing slope on south side of Butte Creek. 91 Comment
  CHSC39209  Stellaria nitens M. S. Taylor; K. Tarp 1983-3-12 5241 Butte Along small rd off Stillson Canyon Rd (leading to Mannion property), ca. 3 mi sse of Chico. 152 Comment
  UCD116032  Streptanthus longisiliquus Robert E. Preston 2001-7-9 1673 Butte N side of The Skyway, ca. 0.15 m w of Dogtown Rd, T23N R3E nw 1/4 of ne 1/4 Section 36 713 Comment
  UCD78022  Streptanthus longisiliquus Robert E. Preston 2001-7-9 1673 Butte N side of The Skyway, ca. 0.15 m w of Dogtown Rd, T23N R3E nw 1/4 of ne 1/4 Section 36 713 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
  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
  CHSC19945  Thysanocarpus curvipes M. S. Taylor 1975-3-10 413 Butte On bluffs overlooking Butte Creek, ca. 1/4 mi sw of Covered Bridge, ca. 8 mi e of 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
  CHSC34527  Thysanocarpus curvipes R. E. Preston 1982-2-4 160 Butte Top of cliffs, s rim of Butte Creek canyon above Honeyrun Covered Bridge, ca. 7.5 mi e of Chico. 289 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
  SJSU15298  Thysanocarpus curvipes Lisa Morton 2002-3-30 12 Butte Upper Bidwell Park, along N, Rim Trail at top of butte. 80 Comment
  UCD116023  Thysanocarpus curvipes M. Vincent 1961-3-28 13 Butte Skyway between Chico and Paradise, overlooking 'Little Grand Canyon. 609 Comment
  CHSC24155  Thysanocarpus curvipes var. elegans B. Bunge 1976-4-22 18 Butte Ca. 100 yd. s of Skyway, ca. 8 mi. ese of Chico. 259 Comment
  CHSC34797  Torilis nodosa M. S. Taylor 1980-4-27 2571 Butte On n side of Humbug Rd, ca. 1/2 mi upstream from Honey Run Covered Bridge, ca. 7 mi e of Chico. 121 Comment
  A347256  Toxicodendron diversilobum A. A. Heller 1916-4-13 12321 Unknown Stilson canon east of Chico Comment
  CAS-BOT-BC172923  Toxicodendron diversilobum A. A. Heller 1916-4-13 12321 Butte Stilson [canon] Canyon east of Chico Comment
  CAS-BOT-BC172929  Toxicodendron diversilobum A. A. Heller 1916-4-13 12321 Butte Stilson [canon] Canyon of Chico Comment
  CHSC14052  Toxicodendron diversilobum D. Farrell 1974-4-30 13 Butte Around Honey Run Covered Bridge, on Humbug Rd, ca. 6 mi. e of Chico. Comment
  GH347281  Toxicodendron diversilobum A. A. Heller 1916-4-13 12321 Unknown Stilson canon east of Chico Comment
  LA62838  Toxicodendron diversilobum A. A. Heller; 1916-4-13 12321 Butte Stilson Canon E of Chico Comment
  RSA28826  Toxicodendron diversilobum A. A. Heller 1916-4-13 12321 Butte Stilson Canyon east of Chico Comment
  UC869710  Toxicodendron diversilobum A. A. Heller 1916-4-13 12321 Butte Stilson Canyon e. of Chico; Stilson Canyon 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
  UC631536  Trifolium albopurpureum var. albopurpureum A. A. Heller 1914-4-16 11294 Butte 8 mi s Chico (Chico-Centerville rd) 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
  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
  CHSC24946  Trifolium ciliolatum Jodi Host 1976-4-27 5 Butte Ca. 100 yds s of Butte Creek and .1 mi w of Covered Bridge, 6.4 mi e of Chico. 121 Comment
  RSA715853  Trifolium depauperatum L. P. Janeway 8349 Butte East edge of Ciity of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 Comment
  CHSC92503  Trifolium depauperatum var. depauperatum L. P. Janeway 2005-3-10 8349 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 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
  SJSU15297  Trifolium depauperatum var. truncatum Lisa Morton 2002-3-24 9 Butte Upper Bidwell Park, Base of N. Rim Trail. Comment
  CDA43073  Trifolium dubium L. P. Janeway, B. Castro 2011-6-5 10360 Butte Cascade Range Foothills.; East side of Chico; along south side of Humboldt Road 2.1 road km east of Bruce Road. Comment
  CHSC108756  Trifolium dubium L. P. Janeway; B. Castro 2011-6-5 10360 Butte Cascade Range Foothills. East side of Chico; along south side of Humboldt Road 2.1 road km east of Bruce Road. 149 Comment
  CHSC96562  Trifolium dubium L. P. Janeway 2006-4-30 8565 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. 149 Comment
  RSA725058  Trifolium dubium L. P. Janeway 2006-4-30 8565 Butte Cascade range Foothills. East edge of city of Chico; northwest side of Humbolt Road 2.4 km northeast of Bruce Road. 149 Comment
  CDA43072  Trifolium glomeratum L. P. Janeway, B. Castro 2011-6-5 10359 Butte Cascade Range Foothills.; East side of Chico; along south side of Humboldt Road 2.1 road km east of Bruce Road. Comment
  CHSC108771  Trifolium glomeratum L. P. Janeway; B. Castro 2011-6-5 10359 Butte Cascade Range Foothills. East side of Chico; along south side of Humboldt Road 2.1 road km east of Bruce Road. 149 Comment
  JEPS118659  Trifolium glomeratum L. P. Janeway, B. Castro 2011-6-5 10359 Butte Cascade Range Foothills. East side of Chico; along south side of Humboldt Road 2.1 km east of Bruce Road. Chico 7.5' quad. Comment
  CHSC24151  Trifolium willdenovii B. Bunge 1976-4-20 14 Butte Ca. 100 yd. s of Skyway, 5 mi. ese of Chico. 213 Comment
  CHSC2836  Trifolium willdenovii David Prall 1965-4-25 28 Butte Growing on road side bank on north side of Humbug Rd. 0.3 mi west of junction with Honeyrun Rd. (covered bridge). 152 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
  UC725941  Trifolium willdenovii A. A. Heller 1938-5-4 15059 Butte e Chico (near covered bridge over Butte Creek) 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
  CHSC3549  Triphysaria eriantha Gary Dutton 1966-2-21 26 Butte Found N. W. 99E on Neal Rd. about 1/2 mile. Comment
  CHSC92565  Triphysaria eriantha subsp. eriantha L. P. Janeway 2005-3-1 8332 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 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
  CHSC27790  Triteleia bridgesii Eric D. Osman 1978-4-22 1 Butte Ca. 4.1 mi ne of Chico and 0.4 mi s of Hwy 32, 50 ft s of Humboldt Road. Central se borders of Sect 21. 201 Comment
  CHSC30804  Triteleia bridgesii M. S. Taylor; J. D. Jokerst 1980-4-19 2544 Butte S side of Butte Creek, ca. 1/4 mi upstream from Honey Run Covered Bridge, ca. 6 mi e of Chico. 182 Comment
  CHSC96557  Triteleia bridgesii L. P. Janeway 2006-4-30 8571 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.2 km northeast of Bruce Road. 146 Comment
  RSA725063  Triteleia bridgesii L. P. Janeway 2006-4-30 8571 Butte Cascade Range Foothills, E edge of City of Chico, NW side of Humboldt road 2.2km NE of Bruce Road. 146 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
  CHSC44958  Triteleia laxa Sally A. Carter 1988-4-25 Butte S. side of Little Butte Creek, ca. 8.8 mi ese of Chico, ca. 40 ft w of Honey Run Rd. 160 Comment
  CHSC52145  Triteleia laxa M. J. Clauss 1975-5-5 25 Butte Ca. 50 ft+ s from the Skyway, 5.6 mi ene from the junction of the Skyway and Highway 99E. 225 Comment
  CHSC7136  Triteleia laxa Meredith Krienke 1969-4-28 11 Butte 3 mi e of Chico on Humboldt Rd. 10 ft. off of n side. 60 Comment
  CHSC90022  Triteleia laxa Ross Rowland 2001-4-30 50 Butte On the south side of Honey Run Creek. About 1/4 mile east of the Butte and Honey Run Creek fork. 614000mE/4400480mN/zone 10N. 213 Comment
  CHSC90618  Triteleia laxa Jack Judkins 1983-4-16 12 Butte 6 mi east-southeast of Chico, 100 yds north of Butte Creek, 20 yds west of Covered Bridge. 106 Comment
  CHSC96395  Triteleia laxa L. P. Janeway 2006-4-30 8560 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. 149 Comment
  RSA725053  Triteleia laxa L. P. Janeway 2006-4-30 8560 Butte Cascade range Foothills. East edge of city of Chico; NW side of Humbolt Road 2.4 km northeast of Bruce Road. 149 Comment
  SJSU15291  Triteleia laxa Lisa Morton 2002-3-31 21 Butte Upper Bidwell Park, Base Middle Trail just off parking lot. 50 Comment
  CHSC24947  Triteleia lilacina L. Pizatella 1976-4-19 18 Butte Ca 100 yd s of the Skyway and 7.4 mi ese of Chico. 213 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
  CHSC96560  Triteleia lilacina L. P. Janeway 2006-4-30 8568 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. 149 Comment
  RSA725060  Triteleia lilacina L. P. Janeway 2006-4-30 8568 Butte Cascade range Foothills. East edge of city of Chico; NW side of Humbolt Road 2.4 km northeast of Bruce Road. 149 Comment
  CAS-BOT-BC91085  Umbellularia californica R. F. Hoover 1965-10-16 9721 Butte Deer Creek Road east of Chico. Comment
  CHSC52091  Umbellularia californica Dale Johnson 1979-4-2 1 Butte Humbug Road 5 mi ne of Skyway 5 mi from Chico. Comment
  CHSC815  Umbellularia californica J. Cowan 1931-5-30 Butte Humboldt road. Comment
  OBI13418  Umbellularia californica Robert F. Hoover 1965-10-16 9721 Butte Deer Crk rd E of Chico Comment
  CHSC32596  Uropappus lindleyi J. D. Jokerst; T. B. Devine 1980-4-10 582 Butte At edge of cliffs. Adjacent to the Skyway where it makes a sharp turn to the east. 344 Comment
  CHSC32600  Uropappus lindleyi J. D. Jokerst 1980-4-17 618 Butte Butte Cr Canyon ca 100 m S of Covered Bridge (jct of Humbug and Honeyrun Rds). Comment
  CHSC35074  Uropappus lindleyi R. A. Schlising 1980-4-3 3544 Butte E of Chico and SW of Paradise along Skyway. 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
  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
  CHSC1897  Verbascum thapsus R. M. Staley 1953-7-3 Butte Butte Creek. Comment
  CHSC36702  Verbascum thapsus S. Posner 1972-9-24 Butte Butte Creek. 300 yds. south of Humbug Rd., 3 miles east of Skyway. 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
  RSA715851  Vicia sativa L. P. Janeway 2005-3-10 8351 Butte Cascade Range Foothills [error: actually Sierra Nevada foothills] E edge of city of Chico, N side of Humboldt Road 1.8 km NE of Bruce Road. 134 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
  CHSC92577  Vicia sativa subsp. sativa L. P. Janeway 2005-3-10 8351 Butte Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. 134 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
  CHSC90243  Vinca major T. H. Watroba 1989-4-11 9 Butte Ca. 20 m n of Butte Creek, 15 m e of Covered Bridge, 10.4 km ese of Chico. 120 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-BC203023  Vitis californica John Thomas Howell 1975-6-15 51068 Butte Butte Creek near Chico 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
  CHSC3346  Vitis californica Robert L. Smith 1966-5-17 7 Butte Honey Run Rd. 5 miles E of Skyway. Comment
  CHSC35155  Vitis californica S. Posner 1972-9-24 Butte 200 yds south of Humbug Rd., 3 miles east of Skyway. Comment
  CHSC56902  Vulpia bromoides J. D. Jokerst 1980-6-6 Butte Adjacent to Humboldt Road, 3 mi east of Chico. Comment
  CHSC96622  Vulpia microstachys var. ciliata L. P. Janeway 2006-4-30 8566 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. 149 Comment
  JEPS113333  Vulpia microstachys var. ciliata L. P. Janeway 2006-4-30 8566 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. Comment
  RSA725059  Vulpia microstachys var. ciliata L. P. Janeway 2006-4-30 8566 Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. NAD83. 149 Comment
  CHSC36412  Vulpia microstachys var. pauciflora Donald M. Burk 1982-4-24 123 Butte Along canyon on N. side of Neal Rd., ca. 0.6 mi. W. of Elliott Spring House. 243 Comment
  CHSC56903  Vulpia microstachys var. pauciflora J. D. Jokerst 1980-6-6 Butte Adjacent to Humboldt Road, 3 mi east of Chico. Comment
  CHSC96561  Vulpia microstachys var. pauciflora L. P. Janeway 2006-4-30 8566 A Butte Cascade Range Foothills. East edge of city of Chico; northwest side of Humboldt Road 2.4 km northeast of Bruce Road. 149 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
  CHSC100995  Vulpia myuros var. hirsuta L. P. Janeway 2008-4-2 9247 Butte Cascade Range Foothills. East edge of City of Chico; slope on north side of Humboldt Road 2.9 km northeast of Bruce Road. 167 Comment
  CHSC20339  Vulpia myuros var. hirsuta T. C. Dewitt 1971-4-15 3 Butte On n side of Skyway 3 mi w of Paradise, 200 ft from Rd. 182 Comment
  CHSC42076  Vulpia myuros var. hirsuta Curtis Williges 1986-4-12 22 Butte Humboldt Rd., ca. 3.5 mi ene of Chico. 182 Comment
  RSA755359  Vulpia myuros var. hirsuta L. P. Janeway 2008-4-2 9247 Butte Cascade Range Foothills. East edge of City of Chico; slope on north side of Humboldt Road 2.9 km northeast of Bruce Road. 167 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
  CHSC39830  Woodwardia fimbriata Maxey; Jones 1928-4-25 Butte Butte Creek Canyon. Comment
  CHSC52386  Xanthium strumarium R. L. Ondricek-Fallscheer 1982-10-24 159 Butte At edge of a spring, ne side of tip of Flatiron Ridge, ca. 3 1/2 mi wsw of Paradise. 182 Comment
  CHSC31001  Yabea microcarpa M. S. Taylor 1980-4-1 2427 Butte Above Covered Bridge, and s of Butte Creek. Ca. 7 mi e of Chico. 182 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
  CHSC644  Zeltnera venusta V. Holt 1956-4-9 Butte Humboldt road east of Chico. 396 Comment
  CHSC645  Zeltnera venusta R. M. Staley 1952-7-4 Butte Honey Run. 304 Comment



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