39.68994 39.78994 -121.73839 -121.63839 UC/JEPS: Consortium Search Results
Search Results — 1668 specimen records retrieved (1668 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  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
  CHSC250  Achillea millefolium M. Roberson 1956-5-28 Butte Near Paradise along Skyway. 548 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
  CHSC87564  Achyrachaena mollis R. D. Fischer 2004-4-20 148 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located off Guardian Trail north of Disk Golf Course. 320 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
  UCR187085  Achyrachaena mollis Anna M. Hurlbutt, C. R. Weeks 2007-4-26 007 Butte Sierra Nevada Mtns., Paradise, < 0.25 mi N of Skyway, c. 5 mi E of Oroville Reservoir, bluffs above Hamlin Canyon, formed by Butte Cr. and Little Butte Cr. 488 Comment
  CHSC109632  Acmispon americanus var. americanus Lowell Ahart 2013-5-20 18103 Butte Where the Humboldt Trail comes out to the old road and Highway 32, southeast part of Upper Bidwell Park, northeast of Chico. 398 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
  CHSC872  Acmispon americanus var. americanus D. Crummett 1937-5-27 Butte Paradise Road. 396 Comment
  CHSC108789  Acmispon brachycarpus Lowell Ahart 2012-4-9 17845 Butte Near the high east cliff edge of Big Chico Creek, about 5 yads west of South Rim Trail, south part of Upper Bidwell Park, about 2 1/2 miles (air) northeast of Chico. 206 Comment
  CHSC2923  Acmispon brachycarpus W. Fitzwater 1958-4-19 Butte Humboldt Rd., Chico area. 457 Comment
  CHSC876  Acmispon brachycarpus M. Roberson 1956-4-23 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC94087  Acmispon brachycarpus R. Fischer 2005-4-2 678 Butte Chico. Collected from Bidwell Park, south end of Disk Golf Course, near the ridge top trail leading to the lower Guardian Trail. 365 Comment
  CHSC95207  Acmispon brachycarpus R. D. Fischer 2004-4-14 809 Butte Chico. Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition off Hwy. 32. Collected along the Humboldt trail adjacent Hwy 32. 426 Comment
  JEPS119604  Acmispon brachycarpus Lowell Ahart 2012-4-9 17845 Butte About 5 yards west of South Rim Trail, south part of Upper Bidwell Park, about 2 1/2 miles (air) northeast of Chico. 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
  CHSC878  Acmispon parviflorus M. Roberson 1956-4-9 Butte SW of Paradise, along Skyway. 426 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
  CHSC12122  Adiantum aleuticum K. O. Grigsby 1972-4-26 1 Butte 4 mi w of Nimshew on Centerville Rd. 15 mi e of Chico on s side of road. 304 Comment
  CHSC24871  Adiantum aleuticum T. L. Reynolds 1976-4-23 59 Butte Small population, ca. 100 yds s of Honey Run Road and 2.9 mi ne of Covered Bridge, 9.8 mi e of Chico. 198 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
  CHSC3425  Adiantum aleuticum Judy Potter 1966-3-7 113 Butte Honey Run Road, 2.5 miles south The Skyway. Comment
  CHSC84627  Adiantum aleuticum Matt Quinn 2001-4-23 52 Butte Found growing along bedrock wall on south side of Honey Run Creek, approximately 3/4 mile upstream of confluence with Little Butte Creek. 243 Comment
  CAS-BOT-BC65574  Adiantum capillus-veneris Grace Kermode 1899-5-30 s.n. Butte Centerville Comment
  CHSC28415  Adiantum capillus-veneris M. S. Taylor 1979-10-3 2217 Butte S side of Butte Creek, ca. 1/4 mi upstream from bridge crossing Butte Creek at Helltown Rd, ca. 7 mi ne of Covered Bridge. 243 Comment
  UC185198  Adiantum capillus-veneris Mrs. Carlotta C. Hall 1914-7-17 9754 Butte e Chico (Honeyrun Grade) 304 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
  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
  CHSC84642  Adiantum jordanii Matt Quinn 2001-4-4 13 Butte Found along vertical bedrock wall on south side of Honey Run Creek, approximately 3/4 mile upstream of confluence with Little Butte Creek. 243 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
  UC1481811  Adiantum jordanii Mrs. Carlotta C. Hall 1914-7-17 9760 Butte near Chico and Paradise (Honeyrun Grade) Comment
  UCD80686  Adiantum jordanii CNPS SN Foothill Team 2005-5-26 SNNR 0094 Butte City of Chico, Upper Bidwell Park, to the NE of the Disk golf course down hill. 365 Comment
  CDA42880  Aegilops triuncialis L. Ahart 2012-5-2 18093 Butte On the north side of the poor fence, near a large oak tree, about 40 yards east of the Guardian Trail, southeast part of Upper Bidwell Park, northeast of Chico. Comment
  CHSC112100  Aegilops triuncialis Lowell Ahart 2012-5-20 18093 Butte On the north side of the poor fence, near a large oak tree, about 40 yards east of the Guardian Trail, southeast part of Upper Bidwell Park, northeast of Chico. 323 Comment
  JEPS119861  Aegilops triuncialis Lowell Ahart 2012-5-20 18093 Butte On the north side of the poor fence, near a large oak tree, about 40 yards east of the Guardian Trail, southeast part of Upper Bidwell Park, northeast of Chico. Comment
  CAS-BOT-BC202592  Aesculus californica Grace Kermode 1899-5-30 s.n. Butte Centerville 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
  CAS-BOT-BC22966  Agoseris heterophylla A. A. Heller; H. E. Brown 1902-5-6 s.n. Butte Berry Canyon (Near Clear Creek) Comment
  CHSC87538  Agoseris retrorsa R. D. Fischer 2004-4-20 133 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located along Humboldt Trail, approx. midway. 411 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
  CHSC2116  Aira caryophyllea M. Roberson 1956-5-2 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC31162  Aira caryophyllea M. S. Taylor 1980-3-1 2351 Butte SE facing cliff looking into Hamlin Canyon, ca. 1/2 mi e of Neal Rd, ca. 2 mi sw of Paradise. 301 Comment
  UCR187083  Allium Anna M. Hurlbutt, C. R. Weeks 2007-4-26 010 Butte Sierra Nevada Mtns., Paradise, < 0.25 mi N of Skyway, c. 5 mi E of Oroville Reservoir, bluffs above Hamlin Canyon, formed by Butte Cr. and Little Butte Cr. 488 Comment
  CHSC101291  Allium amplectens Lowell Ahart 2009-4-17 15560 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  CHSC49471  Allium amplectens Vernon Oswald 1988-6-13 3375 Butte Honey Run Rd. 0.7 mi sw of the Skyway, Paradise. 426 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
  JEPS116048  Allium amplectens Lowell Ahart 2009-4-17 15560 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  JEPS82253  Allium amplectens Roger Raiche 1983-4-13 30188 Butte slope above Honey Run Covered Bridge (Honey Run Road) Comment
  POM169682  Allium amplectens A. A. Heller, H. E. Brown 1902-5-7 2917 Butte Berry Canyon (Near Clear Creek). Comment
  SEINET7073604  Allium crispum A. G. Vestal 1955-5-20 s.n. Butte Honey Run Road above Honey Run east of Paradise. UTM Zone 10, 615564mE, 4400438mN. Coordinate datum: NAD27. Comment
Read comments
Jul 16 2018
  CHSC20258  Allium peninsulare E. L. McNichols 1972-4-6 Butte Collected at Devil's Kitchen, Bidwell Park. 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
  CAS-BOT-BC132074  Allium peninsulare var. peninsulare A. A. Heller 1915-4-20 11849 Butte 2 miles below Centerville Comment
  POM110046  Allium peninsulare var. peninsulare George B. Grant 1902-05 H 5538 Butte Clear Creek. Comment
  UCD80417  Allium peninsulare var. peninsulare CNPS SN Foothill Team 2005-5-26 SNNR 0204 Butte City of Chico, Upper Bidwell Park, off of the Guardian Trail SE of the intersection with the Humboldt Trail. 340 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
  CHSC101256  Amsinckia intermedia Lowell Ahart 2009-4-17 15545 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  CHSC103690  Amsinckia intermedia Lowell Ahart 2010-4-30 16600 Butte Steep north slope, below rim and above cliffs, on the north side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 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
  CHSC90590  Amsinckia intermedia Tyler Williams 1984-3-12 3 Butte Ca. 500 yd n of Parking Area 'Q' on Upper Park Rd., in Upper Bidwell Park. 304 Comment
  JEPS115309  Amsinckia intermedia Lowell Ahart 2009-4-17 15545 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  JEPS117149  Amsinckia intermedia Lowell Ahart 2010-4-30 16600 Butte Steep north slope, below rim and above cliffs, on the north side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 353 Comment
  RSA754453  Amsinckia intermedia L. Ahart 2009-4-17 15545 Butte S slope of a ridge, about 150-200 yards W of Highway 32, near the S boundary, Upper Bidwell park, about 5 air miles NE of Chico. 373 Comment
  CHSC1388  Anagallis arvensis M. Roberson 1956-4-23 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC51950  Andropogon glomeratus var. scabriglumis L. P. Janeway 1988-11-19 3158 Butte NW side of cyn of Little Chico Cr ca 2 air mi S of Ten Mile House. 259 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
  CHSC1959  Angelica californica R. M. Staley 1952-7-16 Butte Honey Run. Comment
  CHSC1961  Angelica californica R. M. Staley 1952-7-16 Butte Honey Run. 121 Comment
  CHSC261  Anthemis cotula M. Roberson 1934-3-23 Butte Near Paradise along Skyway. 548 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
  CHSC1535  Aphanes occidentalis M. Roberson 1956-4-7 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC28753  Aphanes occidentalis J. D. Jokerst 1979-3-18 172 Butte 200 met. N.W. of Hwy 32, 7.7 mi. E. of Chico, top of ridge. 365 Comment
  CHSC43854  Aphanes occidentalis L. P. Janeway 1988-2-21 2588 Butte Low in cyn of Little Chico Cr ca 2 mi S of Ten Mile House. 243 Comment
  CHSC12932  Aphyllon epigalium subsp. epigalium T. A. Salinas 1972-2-5 2 Butte Found ca. 400 yds. w of Big Butte Creek. 385 Comment
  CHSC108  Aralia californica R. M. Staley 1952-7-5 Butte Honey Run. 304 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-BC24416  Arctostaphylos manzanita subsp. manzanita A. A. Heller 1940-2-19 15500 Butte Neal Rd. 3 mi. w. of Paradise. 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-BC38872  Arctostaphylos manzanita subsp. manzanita A. A. Heller 1940-2-19 15500 Butte Neal Road 3 miles west of paradise near the upper limit of the Upper sonoran Life Zone. 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
  CHSC100793  Arctostaphylos manzanita subsp. manzanita Lowell Ahart; John Dittes, Steve Green 2009-1-17 15468 Butte On the north side of Humboldt Trail, about 50 yards south of Guardian Rock Trail, Upper Bidwell Park, about 300 yards west of Highway 32. 330 Comment
  CHSC3509  Arctostaphylos manzanita subsp. manzanita M. Gregg 1966-2-21 17 Butte On Neal Rd. down from Paradise. 1/2 mile above the water fountain ('water fountain' = probl. Elliot Spring House; M. S. Taylor 1/2/81). 304 Comment
  JEPS115252  Arctostaphylos manzanita subsp. manzanita Lowell Ahart, John Dittes, Steve Green 2009-1-17 15468 Butte On the north side of Humboldt Trail, about 50 yards south of Guardian Rock Trail, Upper Bidwell Park, about 300 yards west of Highway 32 330 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
  RSA755635  Arctostaphylos manzanita subsp. manzanita L. Ahart, John Dittes, Steve Green 2009-1-17 15468 Butte North side of Humboldt Trail, about 50 yards south of Guardian Rock Trail, Upper Bidwell Park, about 300 yards west of Highway 32. 330 Comment
  UC725751  Arctostaphylos manzanita subsp. manzanita A. A. Heller 1941-12-17 16338 Butte Neal Rd 3 mi below Paradise Comment
  RSA31836  Arctostaphylos mewukka A. A. Heller 1940-2-6 15491 Butte Neal Road, Paradise, at the Game Refuge above Bowle's Manzsion. Comment
  UC725305  Arctostaphylos mewukka A. A. Heller 1940-2-6 15491 Butte Neal Rd at Game Refuge above Bowle's Mansion; Paradise Comment
  UC725750  Arctostaphylos mewukka A. A. Heller 1941-12-26 16342 Butte Neal Rd 3 mi below Paradise Comment
  UC725752  Arctostaphylos mewukka A. A. Heller 1941-12-17 16337 Butte Neal Rd 3 mi below Paradise Comment
  UC726237  Arctostaphylos mewukka A. A. Heller 1940-2-6 15489 Butte Neal Rd at Game Refuge above Bowle's Mansion; Paradise Comment
  UC726678  Arctostaphylos mewukka A. A. Heller 1942-2-7 16361 Butte along Neal Rd 3 mi below Paradise 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-BC38568  Arctostaphylos mewukka subsp. truei A. A. Heller 1940-2-6 15489 Butte Neal Road, Paradise at the Game Refuge above Bowle's Mansion. Comment
  CAS-BOT-BC38604  Arctostaphylos mewukka subsp. truei A. A. Heller; H. E. Brown 1902-5-8 s.n. Butte Berry Canyon, near Clear Creek Comment
  CAS-BOT-BC38610  Arctostaphylos mewukka subsp. truei A. A. Heller 1949-2-6 15490 Butte Neal Road at Paradise in the game refuge. Comment
  CAS-BOT-BC38611  Arctostaphylos mewukka subsp. truei A. A. Heller 1940-2-6 15491 Butte Neal Road at Paradise in the game refuge, above Bowle's Mansion. 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
  GH350978  Arctostaphylos patula A. A. Heller & H. E. Brown 1902-5-8 5495 Unknown Berry Canyon (Near Clear Creek) Comment
  A362458  Arctostaphylos viscida A. A. Heller 1916-3-12 12280 Unknown Butte creek canon near Cenierville [Centerville?] Comment
  GH362417  Arctostaphylos viscida A. A. Heller 1916-3-12 12280 Unknown Butte creek canon near Centerville Comment
  CAS-BOT-BC48251  Arctostaphylos viscida subsp. viscida A. A. Heller 1916-3-12 12280 Butte Butte Creek canyon near Cenierville in the digger pine and blue oak belt. Comment
  CAS-BOT-BC48300  Arctostaphylos viscida subsp. viscida A. A. Heller 1916-3-12 12280 Butte Butte Creek canyon near Cenierville in the digger pine and blue oak belt. Comment
  CHSC27937  Arctostaphylos viscida subsp. viscida M. S. Taylor 1974-3-3 71 Butte Ca. 2 mi E of Burton's Mesa, ca. 13 mi E of Chico, on the N side of the Skyway to Paradise. 335 Comment
  UC876566  Arctostaphylos viscida subsp. viscida A. A. Heller 1916-3-12 12280 Butte near Cenierville; Butte Creek Canyon 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
  HSC86841  Aristolochia californica L. P. Branham 1975-4-3 6 Butte 10 m S of Humbug Rd., .2 mi. E of junction of Honey Run Rd. and Humbug Rd., 7 mi. SE of Chico 110 Comment
  SFV10920  Asclepias cordifolia M. L. Vincent 1963-6-8 405 Butte Sierra Nevada Honey Run Road. West of Paradise. Comment
  CAS-BOT-BC178466  Astragalus gambelianus A. A. Heller; H. E. Brown 1902-5-8 5490 Butte Berry Canyon, near Clear Creek Comment
  CAS-BOT-BC178467  Astragalus gambelianus A. A. Heller; H. E. Brown 1902-5-8 5490 Butte Berry Canyon, near Clear Creek Comment
  CHSC103968  Astragalus gambelianus Lowell Ahart 2010-5-7 16611 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 369 Comment
  CHSC825  Astragalus gambelianus M. Roberson 1956-5-2 Butte SW of Paradise along Skyway. 426 Comment
  CHSC827  Astragalus gambelianus L. Nelson 1935-5-7 Butte Covered Bridge on Butte Creek. 108 Comment
  POM16001  Astragalus gambelianus A. A. Heller 1902-5-8 8055 Butte Berry Canyon (near Clear Creek) Comment
  CAS-BOT-BC17447  Athysanus pusillus A. A. Heller 1915-2-26 11765 Butte Near Hog Springs, 6 miles east of Chico. Comment
  CAS-BOT-BC17448  Athysanus pusillus A. A. Heller 1915-2-26 11765 Butte Near Hog Springs, 6 miles east of Chico. Comment
  CHSC100968  Athysanus pusillus Lowell Ahart; Josephine Guardino, Steve Green 2009-2-20 15488 Butte On the south slope of a ridge about 150 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 364 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
  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
  JEPS116033  Athysanus pusillus Lowell Ahart, Josephine Guardino, Steve Green 2009-2-20 15488 Butte On the south slope of a ridge about 150 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 364 Comment
  POM219647  Athysanus pusillus H. F. Copeland 1928-4-3 431 Butte Canyon of Butte Creek. 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
  UC855593  Athysanus pusillus A. A. Heller 1915-2-26 17765 Butte 6 mi e of Chico (near Hog Springs) Comment
  CHSC101290  Avena barbata Lowell Ahart 2009-4-17 15552 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 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
  JEPS116047  Avena barbata Lowell Ahart 2009-4-17 15552 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  CDA34623  Avena fatua L. Ahart 2009-4-17 15553 Butte On the south slope of a ridge about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. Comment
  CHSC101295  Avena fatua Lowell Ahart 2009-4-17 15553 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  JEPS115988  Avena fatua Lowell Ahart 2009-4-17 15553 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 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
  CHSC85438  Baccharis pilularis R. D. Fischer 2003-11-30 17 Butte Centerville. Sierra Nevada foothills between Chico and Paradise in the Butte Creek canyon. At the edge of the Centerville Rd. 3.9 miles north of the Honey Run Rd and Centerville Rd junction (covered bridge), 0.1 miles north of Center Gap Rd. 182 Comment
  CHSC85440  Baccharis pilularis R. D. Fischer 2003-11-25 11 Butte Centerville. Sierra Nevada foothills between Chico and Paradise in the Butte Creek canyon. At the edge of the Centerville Rd. 3.9 miles north of the Honey Run Rd and Centerville Rd junction (covered bridge), 0.1 miles north of Center Gap Rd. 182 Comment
  HSC96987  Baccharis pilularis subsp. pilularis R. D. Fischer 2003-11-30 17 Butte Sierra Nevada Foothills between Chico and Paradise in the Butte Creek Canyon. Edge of the Centerville Rd. 3.9 mi. N of the Honey Run Rd. and Centerville Rd. junction, 0.1 mi. N of Center Gap Rd. 183 Comment
  CHSC56747  Baccharis salicifolia J. D. Jokerst 1980-4-15 Butte Junction of Honey Run Road and Butte Creek. Comment
  CHSC103971  Boechera breweri subsp. shastaensis Lowell Ahart 2010-5-7 16612 Butte Below rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 360 Comment
  CHSC28766  Boechera breweri subsp. shastaensis J. D. Jokerst 1979-5-21 248 Butte On cliffs composing the S.E. bank of Little Chico Cr. 198 Comment
  JEPS117231  Boechera breweri subsp. shastaensis Lowell Ahart 2010-5-7 16612 Butte Below rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 360 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
  RSA34062  Boisduvalia stricta A. A. Heller 1900-5-8 5513 Butte Berry Canyon Comment
  CHSC6163  Brachypodium distachyon E. Parreno 1968-4-28 76 Butte NE of Covered Bridge, Chico. 60 Comment
  CHSC103986  Briza maxima Lowell Ahart 2010-5-14 16636 Butte On the west side of Highway 32, just north of the entrance to the Disc Golf Area, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 376 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
  JEPS117274  Briza maxima Lowell Ahart 2010-5-14 16636 Butte On the west side of Highway 32, just north of the entrance to the Disc Golf Area, Upper Bidwell Park, about 5 miles (air) northeast of Chico 376 Comment
  RSA768982  Briza maxima L. Ahart 2010-5-14 16636 Butte West side of Highway 32, just north of the entrance to the Disc Golf Area, Upper Bidwell Park, about 5 air miles northeast of Chico 376 Comment
  SBBG128018  Briza maxima L. Ahart 2010-5-14 16636 Butte W side Hwy 32, just N of the entrance to the Disc Golf Area, upper Bidwell Park, ca. 5 mi (air) NE of Chico 376 Comment
  CAS-BOT-BC145532  Briza minor A. A. Heller; H. E. Brown 1902-5-6 s.n. Butte Berry Canyon (near Clear Creek) Comment
  CHSC2125  Briza minor M. Roberson 1956-5-14 Butte SW of Paradise, along Skyway. 426 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
  CHSC99642  Briza minor H. Koeth; H. Jansen 2007-4-25 Butte Hwy 32 (Roadside), West from Bidwell Park. UTM 10 608429E 4402420N. 342 Comment
  GH341501  Briza minor A. A. Heller & H. E. Brown 1902-5-6 5475 Unknown Berry Canyon (Near Clear Creek) Comment
  POM204991  Briza minor A. A. Heller, H. E. Brown 1902-5-6 1439 Butte Berry Canyon (Near Clear Creek) Comment
  CHSC113807  Brodiaea elegans M. Ocken 2011-4-8 Butte Big Chico Creek Ecological Reserve, off Hwy 32. 396 Comment
  CHSC2075  Brodiaea elegans M. Roberson 1956-5-28 Butte Near Paradise, along Skyway. 426 Comment
  POM169538  Brodiaea elegans subsp. elegans A. A. Heller, H. E. Brown 1902-5-8 5492 Butte Berry Canyon (near Clear Creek) Comment
  CHSC103701  Brodiaea minor Lowell Ahart 2010-5-14 16664 Butte Near south park fence, Disc Golf Area, about 200 yards west of the entrance to the Disc Golf Area, west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 350 Comment
  CHSC22948  Brodiaea minor Robert A. Schlising; Et al. 1964-6-11 2721 Butte 0.7 miles south of Paradise along Honeyrun Road. Comment
  JEPS117206  Brodiaea minor Lowell Ahart 2010-5-14 16664 Butte Near south park fence, Disc Golf Area, about 200 yards west of the entrance to the Disc Golf Area, west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 350 Comment
  POM169625  Brodiaea minor A. A. Heller, H. E. Brown 1902-5-10 5524 Butte Berry Canyon (Near Clear Creek). Comment
  SEINET189594  Brodiaea minor Lincoln Constance 1941-5-28 2825 Butte Three miles southwest of Paradise Sierra Nevada foothills 305 Comment
  CHSC2131  Bromus hordeaceus M. Roberson 1956-4-23 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC6164  Bromus laevipes E. Parreno 1968-4-28 79 Butte Ridge ne side of Covered Bridge. 60 Comment
  CHSC101292  Bromus madritensis subsp. madritensis Lowell Ahart 2009-4-17 15556 Butte On the south slope of a ridge, about 300 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 351 Comment
  CHSC6750  Bromus madritensis subsp. madritensis Marilyn Lee 1968-5-3 157 Butte South side of Skyway, ca 6 miles E. of Chico. Comment
  JEPS115305  Bromus madritensis subsp. madritensis Lowell Ahart 2009-4-17 15556 Butte On the south slope of a ridge, about 300 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 351 Comment
  CDA34624  Bromus madritensis subsp. rubens L. Ahart 2009-4-17 15557 Butte On the south slope of a ridge about 300 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. Comment
  CHSC101324  Bromus madritensis subsp. rubens Lowell Ahart 2009-4-17 15557 Butte South slope of a ridge, about 300 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 351 Comment
  CHSC2152  Bromus madritensis subsp. rubens M. Roberson 1956-4-9 Butte SW of Paradise, along Skyway. 426 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
  JEPS115989  Bromus madritensis subsp. rubens Lowell Ahart 2009-4-17 15557 Butte South slope of a ridge, about 300 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 351 Comment
  CHSC49516  Bromus racemosus Vernon Oswald 1988-5-18 3318 Butte Honey Run Rd. 0.7 mi sw of the Skyway, Paradise. On the edge of the road. 426 Comment
  CHSC103959  Calandrinia ciliata Lowell Ahart 2010-5-14 16659 A Butte Area of erosion control, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 372 Comment
  JEPS117410  Calandrinia ciliata Lowell Ahart 2010-5-14 16659 A Butte Area of erosion control, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 372 Comment
  CHSC103992  Callitriche marginata Lowell Ahart 2010-5-14 16651 Butte On the west side of the old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 395 Comment
  CHSC2223  Calochortus albus N. Maxwell 1929-4-24 Butte Centerville Road. 152 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
  CHSC24842  Calochortus albus T. L. Reynolds 1976-4-23 58 Butte 2.9 mi ne of Covered Bridge, 9.8 mi e of Chico. 198 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
  CHSC3306  Calochortus albus M. L. Hillier 1966-5-7 Butte 2.5 miles e. of covered bridge. Comment
  HSC38016  Calochortus albus Thomas W. Nelson, Jane P. Nelson 1976-5-10 2476 Butte S facing slope beside Hwy. 191, 1 mi. W of Paradise Comment
  POM169376  Calochortus albus A. A. Heller, H. E. Brown 1902-5-7 3032 Butte Berry Canyon (Near Clear Creek). Comment
  RSA377250  Calochortus albus M. Vincent 1962-4-16 200 Butte One mile W of Paradise on Honeyrun Rd. Butte Creek Canyon. Comment
  SBBG17201  Calochortus albus M. Vincent 1962-4-16 200 Butte 1 mi W of Paradise on Honey Run Rd, Butte Crk Cyn Comment
  CHSC2925  Calochortus luteus W. Fitzwater 1958-4-26 Butte Humboldt Rd., Chico area. Comment
  CHSC3284  Calochortus luteus M. S. Hillier 1966-5-7 Butte 1/4 mile n. of covered bridge on humbug rd. Comment
  CHSC34484  Calochortus luteus J. D. Jokerst 1978-5-21 127 Butte 200 met w of Hwy 32 on top of ridge. 365 Comment
  HSC38030  Calochortus luteus Thomas W. Nelson, Jane P. Nelson 1976-5-10 2492 Butte Beside Skyway, 2 mi. W of Paradise Comment
  CHSC108803  Calochortus monophyllus Lowell Ahart 2012-4-9 17847 Butte Near a small drainage, about 5 feet east of South Rim Trail, south part of Upper Bidwell Park, about 2 1/2 miles (air) northeast of Chico. 206 Comment
  CHSC2240  Calochortus monophyllus M. Roberson 1956-4-7 Butte SW of Paradise, along Skyway. 426 Comment
  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
  CHSC90084  Calochortus monophyllus Ross Rowland 2001-3-28 12 Butte At the end of Keffer Lane; 1/4 mile north of Skyway in Paradise. 493 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
  CHSC95206  Calochortus monophyllus R. D. Fischer 2004-3-28 808 Butte Chico. Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition off Hwy.32. Collected along Guardian Trail, below the Disk Golf Course, on a steep grassy hillside. 335 Comment
  JEPS119588  Calochortus monophyllus Lowell Ahart 2012-4-9 17847 Butte About 5 feet east of South Rim Trail, south part of Upper Bidwell Park, about 2 1/2 miles (air) northeast of Chico. Comment
  SEINET7073601  Calochortus monophyllus A. G. Vestal 1955-5-20 s.n. Butte Honey Run Road above Honey Run east of Paradise. UTM Zone 10, 615564mE, 4400438mN. Coordinate datum: NAD27. 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
  CHSC34485  Calochortus superbus J. D. Jokerst 1978-5-21 128 Butte Ca 200 met w of Hwy 32 on top of ridge. 365 Comment
  CHSC95161  Calochortus superbus R. D. Fischer 2004-4-20 803 Butte Chico. Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition off Hwy 32. Collected along Guardian Trail, north of the Disk Golf Course, on a grassy hillside. 335 Comment
  HSC38018  Calochortus superbus Thomas W. Nelson, Jane P. Nelson 1976-5-10 2478 Butte S facing slope beside Hwy. 191, 1 mi. W of Paradise Comment
  SEINET7073602  Calochortus weedii A. G. Vestal 1955-5-20 s.n. Butte Honey Run Road above Honey Run east of Paradise. UTM Zone 10, 615564mE, 4400438mN. Coordinate datum: NAD27. Comment
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Jul 17 2018
  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
  CAS-BOT-BC273294  Calycadenia fremontii H. M. Hall 1914-7-18 9757 Butte Little Chico Creek, 5 mi. E. of Chico 152 Comment
  UC194200  Calycadenia fremontii H. M. Hall 1914-7-18 9757 Butte 5 mi e of Chico; Little Chico Creek 152 Comment
  CAS-BOT-BC106100  Calycadenia oppositifolia H. M. Hall 1914-7-20 9764 Butte Humboldt Road 335 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
  CHSC22940  Calycadenia oppositifolia Robert A. Schlising 1964-6-11 2724 Butte 1.2 miles south of Paradise along Skyway Road. Comment
  CHSC288  Calycadenia oppositifolia M. Roberson 1956-5-28 Butte Near Paradise along Skyway. 548 Comment
  CHSC44061  Calycadenia oppositifolia L. P. Janeway 1988-5-29 2701 Butte Low in cyn of Little Chico Cr ca 2 air mi S of Ten Mile House. 243 Comment
  CHSC45089  Calycadenia oppositifolia L. P. Janeway 1988-6-14 2759 Butte Little Chico Cr ca 1 3/4 air mi S of Ten Mile House, along the road to Doe Mill Ridge. NW-facing slope on SE side of cyn. 274 Comment
  CHSC45090  Calycadenia oppositifolia L. P. Janeway 1988-6-19 2815 Butte Ca 100 ft (elev.) above Honey Run Rd, 2.6 mi from Humbug Rd, and near powerlines (3-wire, wooden pole). 243 Comment
  CHSC6141  Calycadenia oppositifolia J. Wheeler 1968-5-16 368 Butte NW side of Devil's Kitchen, Upper Bidwell Park. Comment
  CHSC87573  Calycadenia oppositifolia R. D. Fischer; Jenny Marr 2004-5-9 143 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located along Annie Bidwell Trail between Diversion Dam and Bloody Pin Trail near bluff edge. UTM: 10608190E 4404520N. 192 Comment
  RSA255507  Calycadenia oppositifolia Gerald D. Carr 1971-6-15 564 Butte 0.7 miles W of Paradise, south side of Chico-Paradise Hwy Comment
  UC1876184  Calycadenia oppositifolia Gerald D. Carr 1971-6-15 564 Butte 0.7 mi W of Paradise, S side of Chico-Paradise Hwy. Comment
  UC194208  Calycadenia oppositifolia H. M. Hall 1914-7-20 9764 Butte Humboldt Rd. 335 Comment
  UC1971678  Calycadenia oppositifolia 1977-7-5 2027 Butte Skyway Road to Paradise, 0.7 mi W of Paradise 458 Comment
  UCD129785  Calycadenia oppositifolia Gerald D. Carr 1971-6-15 564 Butte 0.7 mile west of Paradise. South side of Chico-Paradise Hwy. Comment
  UCD129788  Calycadenia oppositifolia L. P. Janeway 1988-5-29 2701 Butte Little Chico Creek, ca. 2 air miles south of Ten Mile House. 243 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
  A376872  Calycanthus occidentalis A. A. Heller 1915-5-17 11874 Unknown Canon of Chico creek [creek] 5 miles east of Chico Comment
  CAS-BOT-BC90923  Calycanthus occidentalis A. A. Heller 1915-5-17 11874 Butte Canon [Canyon] of Chico Creek 5 miles east of Chico. Comment
  CAS-BOT-BC90924  Calycanthus occidentalis A. A. Heller 1915-5-17 11874 Butte Canon [Canyon] of Chico Creek 5 miles east of Chico. Comment
  GH376855  Calycanthus occidentalis A. A. Heller 1915-5-17 11874 Unknown Canon of Chico creek [creek] 5 miles east of Chico 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
  SFV11710  Campanula exigua M. L. Vincent 1963-6-8 396 Butte Sierra Nevada Honey Run Road. West of Paradise. Comment
  CHSC489  Capsella bursa-pastoris M. Roberson 1956-4-7 Butte SW of Paradise, along Skyway. 426 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
  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
  CHSC96240  Cardamine californica var. californica R. Fischer 2006-3-17 983 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east -side addition along Hwy. 32. Plants growing along the south rim Trail ca. 200 yds south of the old cabin/pond site. 237 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
  CHSC103975  Carduus pycnocephalus Lowell Ahart 2010-5-7 16613 Butte Below rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 360 Comment
  CHSC87569  Carduus pycnocephalus R. D. Fischer 2004-4-20 142 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located along Guardian Trail north of Disk Golf Course. Another population observed in park on lower Yahi Trail. UTM: 10608843E 4404282N. 313 Comment
  RSA699523  Carduus pycnocephalus R. D. Fischer 2004-4-20 142 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east side addition along Hwy 32. Along Guardian Trail north of Disk Golf Course 314 Comment
  JEPS117247  Carduus pycnocephalus subsp. pycnocephalus Lowell Ahart 2010-5-7 16613 Butte Below rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 360 Comment
  CHSC2105  Carex barbarae P. Mason 1937-5-15 Butte Fish wheel on Butte Creek. 91 Comment
  CHSC53708  Carex barbarae L. P. Janeway 1988-5-29 2703 Butte Low in canyon of Little Chico Cr, ca 2 air mi S of Ten Mile House. 243 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
  CHSC52273  Carex bolanderi L. P. Janeway 1988-6-19 2827 Butte Seepy area along Honey Run Rd 0.9 mi SW of Skyway in Paradise. 411 Comment
  CHSC112095  Carex densa Lowell Ahart 2012-5-20 18095 Butte Along a small drainage, about 15 feet east of the Guardian Trail, southeast part of Upper Bidwell Park, northeast of Chico. 346 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
  JEPS120128  Carex densa Lowell Ahart 2012-5-20 18095 Butte About 15 feet east of the Guardian Trail, southeast part of Upper Bidwell Park, northest of Chico. Comment
  CHSC44952  Carex praegracilis L. P. Janeway 1988-6-14 2762 Butte Northwest side of cyn of Little Chico Cr ca 2 air mi S of Ten Mile House. 259 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
  CHSC12164  Castilleja J. Grove 1973-4-24 77 Butte Collected 1 mi W of Paradise. Comment
  CAS-BOT-BC249109  Castilleja affinis A. A. Heller; H. E. Brown 1902-5-6 5467 Butte Berry Canyon (Near Clear Creek) Comment
  CHSC2932  Castilleja affinis W. Fitzwater 1958-4-19 Butte Humbolt Rd. Comment
  POM15992  Castilleja affinis A. A. Heller, H. E. Brown 1902-5-6 5467 Butte Berry Canyon (near Clear Creek). Comment
  CHSC115357  Castilleja affinis subsp. affinis Lowell Ahart 2015-3-24 19958 Butte Along the Humboldt Trail, southeast part of Upper Bidwell Park, about 450 yards north of where the trail comes out to the old road and Highway 32, about 6 miles (air) northeast of Chico. 377 Comment
  JEPS124250  Castilleja affinis subsp. affinis Lowell Ahart 2015-3-24 19958 Butte Southeast part of Upper Bidwell Park, about 450 yards north of where the trail comes out to old road and Highway 32, about 6 miles (air) northeast of Chico. Comment
  CHSC1697  Castilleja applegatei subsp. pinetorum M. Roberson 1956-5-21 Butte SW of Paradise, along Skyway. 426 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
  UCSB61636  Castilleja applegatei subsp. pinetorum Bacigalupi, Rimo; Robbins, G.; Chisaki, Francia 1956-4-19 Butte Under yellow pine at lower (western) limits of Paradise 457 Comment
  CHSC23535  Castilleja attenuata M. S. Taylor 1976-3-9 1024 Butte On Burton's Mesa, ca. 500 yds n of the Skyway, ca. 13 mi e of Chico. 457 Comment
  CHSC90144  Castilleja exserta M. P. Howe 1984-4-1 11 Butte Salmon Hole, upper Bidwell Park. 182 Comment
  CHSC1824  Castilleja lacera M. Roberson 1956-4-23 Butte SE of Paradise, along Skyway. 426 Comment
  CHSC1825  Castilleja lacera L. Oliver; S. Sloan 1935-5-4 Butte Butte Creek Canyon. Comment
  CHSC33145  Castilleja lacera James D. Jokerst 1981-5-11 1310 Butte Top of Doe Mill Ridge. 457 Comment
  CHSC87560  Castilleja lacera R. D. Fischer 2004-4-9 63 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located along Guardian Trail where it runs below the Disk Golf Course. 320 Comment
  UC721677  Castilleja lacera A. A. Heller and H. E. Brown 1902-5-6 5459 Butte near Clear Creek; Berry Canyon Comment
  JEPS89031  Castilleja rubicundula subsp. rubicundula A. A. Heller and H. E. Brown 1914-5-8 Butte near Clear Creek (Berry Canyon); Berry Canyon Comment
  SEINET14168216  Castilleja subinclusa B. Nightingale 1961-4-29 52 Butte Near Butte Creek, ca 6 miles E of Chico. 61 Comment
  CAS-BOT-BC48813  Ceanothus cuneatus A. A. Heller; H. E. Brown 1902-5-7 5488 Butte Berry Canyon (near Clear Creek) Comment
  CAS-BOT-BC48817  Ceanothus cuneatus A. A. Heller; H. E. Brown 1902-5-7 5488 Butte Berry Canyon (near Clear Creek) Comment
  CHSC1502  Ceanothus cuneatus M. Roberson 1956-4-9 Butte SW. of Paradise, along Skyway. 426 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
  CHSC3507  Ceanothus cuneatus M. Gregg 1966-2-21 15 Butte On Neal Rd. down from Paradise. 3 miles south of Chico. 243 Comment
  GH349053  Ceanothus cuneatus A. A. Heller & H. E. Brown 1902-5-7 5488 Unknown Berry Canyon (Near Clear Creek) Comment
  CHSC87450  Ceanothus cuneatus var. cuneatus R. D. Fischer 2004-3-28 84 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Found along Guardian Trail, below the bluffs of the Disk Golf Course. 396 Comment
  CAS-BOT-BC50778  Ceanothus integerrimus A. A. Heller; H. E. Brown 1902-5-7 5481 Butte Berry Canyon (Near Clear Creek) Comment
  CAS-BOT-BC50779  Ceanothus integerrimus A. A. Heller; H. E. Brown 1902-5-7 5481 Butte Berry Canyon (Near Clear Creek) Comment
  CAS-BOT-BC50781  Ceanothus integerrimus A. A. Heller 1928-4-30 14536 Butte Along the Neal Road about 3 miles below Paradise Comment
  CHSC22528  Ceanothus integerrimus Robert A. Schlising 1963-5-4 2556 Butte 1.2 miles south of Paradise along Skyway Road. 396 Comment
  CHSC3277  Ceanothus integerrimus M. L. Hillier 1966-5-9 Butte In small open field along rd. side 6.8 miles n.e. of the Skyway on Humbug rd. Comment
  CHSC3371  Ceanothus integerrimus Robert L. Smith 1966-4-2 9 Butte Paradise 4 miles w of postoffice. Comment
  CHSC45727  Ceanothus integerrimus Cathy Young 1988-4-24 14 Butte 5.5 mi ne of Chico and 100 yds se of Highway 32. 256 Comment
  CHSC81549  Ceanothus integerrimus Julie Rose 2000-4-25 89 Butte 6.8 miles on Hwy 32 East to Green Gate. At the beginning of the trail. 365 Comment
  CHSC84646  Ceanothus integerrimus Matt Quinn 2001-4-29 48 Butte In foothill of Butte County, collected near Butte Creek, approximately 1/4 mile downstream of Steel Bridge on Centerville Road. 167 Comment
  CHSC90034  Ceanothus integerrimus Ross Rowland 2001-4-14 44 Butte On slope at the Skyway and Crossroads Road junction about 50 yards north of Skyway, about 1 1/2 miles south of Neal Road in Paradise. 615480mE/4400220mN/zone 10N. 429 Comment
  GH349642  Ceanothus integerrimus A. A. Heller & H. E. Brown 1902-5-7 5481 Unknown Berry Canyon (Near Clear Creek) Comment
  GH349648  Ceanothus integerrimus A. A. Heller 1902-5-8 Unknown Berry Canon (near Clear Creek) Comment
  JEPS34380  Ceanothus integerrimus Rimo Bacigalupi and L. R. Heckard 1963-5-14 8856 Butte ca 1 mi below and w Paradise (along Honey Run Rd) 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
  UCD111981  Ceanothus integerrimus P. B. Kennedy 1929-5-4 s.n. Butte Butte Creek road from Chico. Comment
  CHSC1508  Ceanothus integerrimus var. macrothyrsus M. Roberson 1956-5-2 Butte SW of Paradise, along Skyway. 426 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
  RSA301112  Ceanothus integerrimus var. macrothyrsus D. C. Michener 1982-7-28 4138 Butte Foothill woodland on volcanic soils on both sides of 32, 8.3 miles NE of jct with 99 near Chico. Comment
  POM136438  Ceanothus integerrimus var. puberulus A. A. Heller, H. E. Brown 1902-5-7 5481 Butte Berry Canyon (Near Clear Creek). Comment
  POM136667  Ceanothus ramulosus A. A. Heller 1902-5-7 s.n. Butte Berry Canyon (Near Clear Creek). Comment
  CHSC109623  Centaurea melitensis Lowell Ahart 2012-5-20 18101 Butte On the east side of the Humboldt Trail, southeast part of Upper Bidwell Park, northeast of Chico. 414 Comment
  CHSC293  Centaurea melitensis M. Roberson 1956-6-4 Butte Near Paradise along Skyway. 548 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
  CHSC650  Centaurium tenuiflorum R. M. Staley 1952-7-4 Butte Honey Run. 304 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
  CHSC103669  Cerastium glomeratum Lowell Ahart 2010-4-30 16582 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 369 Comment
  JEPS117150  Cerastium glomeratum Lowell Ahart 2010-4-30 16582 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 369 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
  SFV1802  Cercis occidentalis B. Fuller 1961-4-1 s. n. Butte Butte Creek Canyon. Honeyrun Road below Paradise. Comment
  SEINET10543165  Cercocarpus betuloides Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7023 Butte 2.6 miles w of paradise on chico road 610 Comment
  CHSC1541  Cercocarpus betuloides var. betuloides M. Roberson 1956-5-14 Butte SW Paradise, along Skway. 426 Comment
  CHSC8622  Cercocarpus betuloides var. betuloides L. V. Ritter 1969-5-20 296 Butte Ca 2 mi. w of Paradise, 25 yds. s of Skyway. 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
  CHSC103702  Chlorogalum angustifolium Lowell Ahart 2010-5-14 16639 Butte Along the east side of the poor dirt road, parking area, about 100 yards north of the entrance to the Disc Golf Area, west side of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 394 Comment
  CHSC87541  Chlorogalum angustifolium R. D. Fischer; Jenny Marr 2004-4-27 137 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located at north end of Disk Golf Course, near the top of the north-connecting trail going down toward Guardian Trail. Scattered throughout Disk Golf Course. 381 Comment
  JEPS117271  Chlorogalum angustifolium Lowell Ahart 2010-5-14 16639 Butte Along the east side of the poor dirt road, parking area, about 100 yards north of the entrance to the Disc Golf Area, west side of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 394 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
  CAS-BOT-BC252674  Chorizanthe membranacea A. A. Heller; H. E. Brown 1902-5-6 5465 Butte Berry Canyon, near Clear Creek Comment
  POM165154  Chorizanthe membranacea A. A. Heller, H. E. Brown 1902-5-6 5465 Butte Berry Canyon (near Clear Creek). Comment
  CHSC103997  Chorizanthe polygonoides var. polygonoides Lowell Ahart 2010-5-7 16617 Butte On the north side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 Comment
  CHSC108991  Chorizanthe polygonoides var. polygonoides Lowell Ahart 2012-4-30 17944 Butte North end of the Disc Golf Area, about 50 yards west of Highway 32, about 5 miles (air) northeast of Chico. 395 Comment
  CHSC33127  Chorizanthe polygonoides var. polygonoides J. D. Jokerst 1981-5-11 1311 Butte Top of Doe Mill Ridge. 457 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
  JEPS119999  Chorizanthe polygonoides var. polygonoides Lowell Ahart 2012-4-30 17944 Butte North end of the Disc Golf Area, about 50 yards west of Highway 32, about 5 miles (air) northeast of Chico. Comment
  CHSC103687  Chorizanthe stellulata Lowell Ahart 2010-4-30 16604 Butte Open area along a ridge, on both sides of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 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
  CHSC87571  Chorizanthe stellulata R. D. Fischer 2004-4-28 140 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. On top of Disk Golf Course near canyon edge and toward the middle of the course. 365 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
  JEPS117155  Chorizanthe stellulata Lowell Ahart 2010-4-30 16604 Butte Open area along a ridge, on both sides of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 353 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
  CAS-BOT-BC285522  Cirsium occidentale var. candidissimum A. A. Heller; H. E. Brown 1902-5-8 5502 Butte Berry Canyon (Near Clear Creek) Comment
  CHSC103681  Clarkia arcuata Lowell Ahart 2010-4-30 16590 Butte Below rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 360 Comment
  CHSC1091  Clarkia arcuata E. Hembree 1929-4-21 Butte Centerville Rd. 121 Comment
  CHSC1093  Clarkia arcuata V. Holt 1942-5-10 Butte Humboldt road. 396 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
  CHSC87552  Clarkia arcuata R. D. Fischer 2004-4-13 65 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Found near the middle portion of the Humboldt Trail. 426 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
  JEPS117145  Clarkia arcuata Lowell Ahart 2010-4-30 16590 Butte Below rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 360 Comment
  SFV10929  Clarkia biloba M. L. Vincent 1963-6-8 394 Butte Sierra Nevada Honey Run Road. West of Paradise. Comment
  SFV10911  Clarkia concinna M. L. Vincent 1963-6-8 395 Butte Sierra Nevada Honey Run Road. West of Paradise. Comment
  CHSC3329  Clarkia concinna subsp. concinna Robert L. Smith 1966-5-17 4 Butte Honey Run Rd., 3 miles W of Paradise. Comment
  UCR187079  Clarkia cylindrica Anna M. Hurlbutt, Carl R. Weeks 2007-4-26 014 Butte Sierra Nevada Mtns., Paradise, < 0.25 mi N of Skyway, c. 5 mi E of Oroville Reservoir, bluffs above Hamlin Canyon, formed by Butte Cr. and Little Butte Cr. 488 Comment
  CHSC2481  Clarkia gracilis subsp. albicaulis W. Fitzwater 1958-5-10 Butte Humboldt Rd., Chico area. Comment
  CHSC1104  Clarkia mildrediae subsp. mildrediae V. Holt 1935-5-28 Butte Butte Creek. 243 Comment
  HSC38017  Clarkia purpurea Thomas W. Nelson, Jane P. Nelson 1976-5-10 2477 Butte S facing slope beside Hwy. 191, 1 mi. W of Paradise Comment
  CAS-BOT-BC172531  Clarkia purpurea subsp. purpurea A. A. Heller; H. E. Brown 1902-5-6 5472 Butte Berry Canyon, near Clear Creek Comment
  POM32285  Clarkia purpurea subsp. purpurea A. A. Heller, H. E. Brown 1902-5-6 5472 Butte Berry Canyon (near Clear Creek). Comment
  CAS-BOT-BC163646  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1902-5-8 s.n. Butte Berry [Canon] Canyon (near Clear Creek) Comment
  CAS-BOT-BC172382  Clarkia purpurea subsp. viminea A. A. Heller; H. E. Brown 1902-5-6 5472 Butte Berry Canyon, near Clear Creek Comment
  CHSC1111  Clarkia purpurea subsp. viminea M. Roberson 1956-5-14 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC1113  Clarkia rhomboidea M. Roberson 1956-6-4 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC2512  Clarkia rhomboidea W. Fitzwater 1958-5-10 Butte Humboldt Rd., Chico area. 396 Comment
  CHSC111123  Clarkia unguiculata Lowell Ahart 2012-5-20 18092 Butte On the sides of the Humboldt Trail, about 50 yards southeast of the Guardian Trail, northeast of the Disk Golf Course, southeast part of Upper Bidwell Park, northeast of Chico. 331 Comment
  CHSC2933  Clarkia unguiculata W. Fitzwater 1958-5-10 Butte Humboldt Rd., Chico area. Comment
  CHSC87565  Clarkia unguiculata R. D. Fischer 2004-4-28 146 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located on bluff edge of the Disk Golf Course, just east of the northern most bluff projection (a look out point). 365 Comment
  JEPS119802  Clarkia unguiculata Lowell Ahart 2012-5-20 18092 Butte On the sides of the Humboldt Trail, about 50 yards southeast of the Guardian Trail, northeast of the Disc Golf Course, southeast part of Upper Bidwell Park, northeast of Chico. Comment
  RSA699522  Clarkia unguiculata R. D. Fischer 2004-4-28 146 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Highway 32. Located on bluff edge of the Disk Golf Course, just east of the northern most bluff projection (a lookout point) 366 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
  CHSC3278  Claytonia parviflora subsp. parviflora M. L. Hillier 1966-5-11 Butte Along rd. side 2.4 miles 3. of covered bridge on Honeyrun rd. 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
  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
  SFV11272  Claytonia perfoliata M. L. Vincent 1963-6-8 397 Butte Sierra Nevada Honey Run Road. West of Paradise. Comment
  CHSC103969  Claytonia perfoliata subsp. perfoliata Lowell Ahart 2010-5-7 16614 Butte Below rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 360 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
  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
  JEPS117230  Claytonia perfoliata subsp. perfoliata Lowell Ahart 2010-5-7 16614 Butte Below rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 360 Comment
  CAS-BOT-BC91352  Clematis lasiantha Jim Riley 1923-3-25 s.n. Butte Centerville. Comment
  CHSC1438  Clematis lasiantha J. Koopman 1929-4-18 Butte Honey Run canyon. 396 Comment
  CHSC1439  Clematis lasiantha H. Goodyear 1939-5-1 Butte Humboldt road. 426 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
  CHSC84640  Clematis lasiantha Matt Quinn 2001-4-4 8 Butte On mid-slope of north facing slope of Honey Run Creek. Approximately 1/2 mile upstream of confluence with Little Butte Creek, 200 feet upslope from creek. 198 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
  CHSC95205  Clematis lasiantha R. D. Fischer 2004-3-28 806 Butte Chico. Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition off Hwy.32. Collected along Guardian Trail. 335 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
  CHSC1732  Collinsia heterophylla H. Summers 1929-4-24 Butte S. bank of Butte Creek, near covered bridge. 106 Comment
  CHSC1733  Collinsia heterophylla R. M. Staley 1952-7-15 Butte Honey Run. 106 Comment
  CHSC87451  Collinsia heterophylla R. D. Fischer 2004-3-28 85 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Found on slope along tr. connecting south end of Disk Golf Course to the Guardian Trail. 411 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
  CHSC1737  Collinsia sparsiflora var. collina M. Roberson 1956-4-9 Butte SW of Paradise along Skyway. 426 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
  UC2026856  Comandra umbellata subsp. californica Lowell Ahart 2012-6-28 18246 Butte At the base of Pole AP#3, where the Humboldt Trail comes out to the old road and Highway 32, southeast part of Upper Bidwell Park, northeast of Chico. Foothill Woodland. 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
  CHSC103991  Crassula aquatica Lowell Ahart 2010-5-14 16648 Butte On the west side of the old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 395 Comment
  CHSC33256  Crassula aquatica R. A. Schlising 1980-3-23 3524 Butte E of Chico and SW of Paradise along Skyway. 289 Comment
  CHSC103949  Crassula connata Lowell Ahart 2010-4-30 16598 Butte Notth side of disk gold area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 360 Comment
  CHSC28751  Crassula connata J. D. Jokerst 1979-3-18 174 Butte 200 met. N. W. of Hwy 32. 7.7 mi. E. of Chico, top of ridge. 365 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
  JEPS117405  Crassula connata Lowell Ahart 2010-4-30 16598 Butte Notth side of disk gold area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 360 Comment
  CHSC28752  Crassula tillaea J. D. Jokerst 1979-3-18 173 Butte 200 met. N.W. of Hwy 32, 7.7 mi. E. of Chico. 365 Comment
  CHSC21785  Crucianella angustifolia Robert A. Schlising 1974-5-19 3131 Butte 3 mi S of jct Neal Road and Skyway in Paradise. 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
  POM64217  Cryptantha flaccida A. A. Heller, H. E. Brown 1902-5-9 11940 Butte Berry Canyon (Near Clear Creek). Comment
  CHSC11391  Cryptantha intermedia Lowell Ahart 1970-4-16 Butte Along Humbug Road, near Paradise. 762 Comment
  CHSC578  Cuscuta subinclusa R. M. Stanley 1952-7-1 Butte Honey Run. 243 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
  CHSC152  Cynoglossum grande M. Roberson 1956-3-9 Butte S.W. of Paradise, along Skyway. 426 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
  CHSC3916  Cynoglossum grande Wayne O. Baum 1967-3-24 22 Butte Ca 8 mi. e. of the Skyway and Humbug Rd. intersection, on the s. side of Humbug Rd. 365 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
  UCD119179  Cynoglossum grande Harriet Sindel 1970-2-20 20 Butte South side of Highway 32 (old road), 7.3 miles east of Chico. 182 Comment
  CHSC103980  Cynosurus echinatus Lowell Ahart 2010-5-14 16660 Butte Area of erosion control, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 372 Comment
  JEPS117276  Cynosurus echinatus Lowell Ahart 2010-5-14 16660 Butte Area of erosion control, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 372 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
  CHSC28616  Cyperus eragrostis M. S. Taylor 1979-10-3 2223 Butte In Butte Creek Canyon, ca 1/4 mi upstream from bridge corssing Butte Creek at Helltown Rd, ca. 15 mi e of Chico. 243 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
  CHSC68382  Cyperus eragrostis L. P. Janeway 1988-5-29 2706 Butte Low in canyon of Little Chico Creek, about 2 mi south of Ten Mile House. 228 Comment
  CHSC68383  Cyperus eragrostis L. P. Janeway 1988-6-19 2826 Butte Seepy area along Honey Run Road 0.9 mi southwest of The Skyway. 411 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
  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
  CHSC68400  Cyperus niger L. P. Janeway 1988-6-14 2760 Butte Gutter of the road to Doe Mill Ridge; low in the northwest side of the canyon of Little Chico Creek about 1 3/4 mi south of Ten Mile House. 228 Comment
  CHSC68401  Cyperus niger L. P. Janeway 1988-6-19 2825 Butte Seepy area along Honey Run Road 0.9 mi southwest of The Skyway. 411 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
  CHSC28615  Cyperus strigosus M. S. Taylor 1979-10-3 2222 Butte In Butte Creek Canyon, ca. 1/4 mi upstream from Helltown bridge over Butte Creek, ca. 15 mi e of Chico. 243 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
  CHSC24881  Cystopteris fragilis T. L. Reynolds 1976-4-23 60 Butte Ca. 100 yds s of Honey Run Road and 2.9 mi ne of Covered Bridge, 9.8 mi e of Chico. 198 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
  JEPS104212  Delphinium hansenii subsp. hansenii Lowell Ahart 2003-5-27 10225 Butte On the e side of the dirt road, at Parking Area P, Upper Bidwell Park, ca 5 mi e of Manzanita Avenue, Chico. 228 Comment
  JEPS104466  Delphinium hansenii subsp. hansenii Lowell Ahart 2003-5-27 10225 Butte On the e side of the dirt road, at Parking Area P, Upper Bidwell Park, ca 5 mi e of Manzanita Avenue, Chico. 228 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
  CHSC56579  Delphinium hesperium subsp. hesperium J. D. Jokerst 1981-5-11 1308 Butte Top of Doe Mill Ridge, center. 457 Comment
  CHSC24928  Delphinium nudicaule T. L. Reynolds 1976-4-23 54 Butte 2.9 mi ne of Covered Bridge, 9.8 mi e of Chico. 198 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
  CHSC38163  Delphinium nudicaule Vernon Oswald 1983-3-4 108 Butte Upper Bidwell Park, Chico, at Devil's Kitchen (2.1 mi e of the power lines). 219 Comment
  CHSC56871  Delphinium nudicaule Don Kroessig 1979-4-15 1 Butte On the e side of the road to PG and E Centerville Powerhouse 5.4 miles from the intersection of Humbug and Honeyrun Roads. 274 Comment
  CHSC87436  Delphinium nudicaule R. D. Fischer 2004-3-28 100 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Collected along Guardian Trail below bluffs of Disk Golf Course. On bluff edge. 381 Comment
  SEINET7081597  Delphinium nudicaule A. G. Vestal 1955-5-20 s.n. Butte Honey Run Road above Honey Run and east of Paradise. Coordinate Datum: NAD27. UTM Zone 10, 615564mE, 4400438mN. 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
  CHSC56774  Delphinium patens subsp. patens M. S. Taylor 1976-3-9 1022 Butte On Burton's Mesa, ca. 500 yds n of the Skyway, ca. 13 mi e of Chico. 457 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
  CHSC3173  Delphinium variegatum Robert D. Briggs 1966-4-23 R- 130 Butte Skyway, 8 miles S.E. of Chico. 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
  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
  CAS-BOT-BC16977  Delphinium variegatum subsp. variegatum A. A. Heller; H. E. Brown 1902-5-10 s.n. Butte Berry Canyon (Near Clar Creek) Comment
  CAS-BOT-BC17022  Delphinium variegatum subsp. variegatum A. A. Heller; H. E. Brown 1902-5-10 s.n. Butte Berry Canyon (Near Clear Creek) Comment
  CHSC23655  Delphinium variegatum subsp. variegatum M. S. Taylor 1976-3-9 1023 Butte On Burton's Mesa, ca. 500 yds n of the Skyway, ca. 13 mi e of Chico. 457 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
  POM150565  Delphinium variegatum subsp. variegatum A. A. Heller, H. E. Brown 1902-5-10 s.n. Butte Berry Canyon (Near Clear Creek). 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
  CHSC103948  Deschampsia danthonioides Lowell Ahart 2010-5-14 16643 Butte On the west side of the old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 395 Comment
  JEPS117703  Deschampsia danthonioides Lowell Ahart 2010-5-14 16643 Butte On the west side of the old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 395 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
  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
  CHSC90086  Dichelostemma capitatum subsp. capitatum Ross Rowland 2001-3-28 11 Butte At the end of Keffer Lane; 1/4 mile north of Skyway in Paradise. 493 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
  CHSC2070  Dichelostemma congestum V. Holt 1935-5-26 Butte Humboldt road 76 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
  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
  CHSC44640  Dichelostemma volubile Cathy Young 1988-4-24 15 Butte Ca 5.5 mi ne of Chico and 30 yds se of Highway 32. 256 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
  HSC38019  Dichelostemma volubile Thomas W. Nelson, Jane P. Nelson 1976-5-10 2479 Butte S facing slope beside Hwy. 191, 1 mi. W of Paradise Comment
  HSC38064  Dichelostemma volubile Thomas W. Nelson, Jane P. Nelson 1976-5-10 2472 Butte S facing slope beside Hwy. 191, 1 mi. W of Paradise 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
  CHSC3230  Diplacus grandiflorus Virginia Hagaman 1966-5-1 159 Butte At Centerville Power House, 10.3 miles east off highway 99E on Humbug road. Comment
  CHSC3345  Diplacus grandiflorus Robert L. Smith 1966-5-17 5 Butte Honey Run Rd. 2 miles W of Paradise. 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
  CHSC76971  Diplacus grandiflorus Margie Collins 1894-5-1 Butte Centerville. Comment
  CAS-BOT-BC153219  Diplacus kelloggii A. A. Heller; H. E. Brown 1902-5-6 5464 Butte Berry Canyon (near Clear Creek) 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
  CHSC90161  Diplacus kelloggii T. N. Casale 1974-4-22 22 Butte On shoulder of road, ca. 3.3 mi ne of Covered Bridge on Honey Run Rd. 188 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
  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
  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
  POM59144  Downingia ornatissima A. A. Heller, H. E. Brown 1902-5-14 5549 Butte Berry Canyon (near Clear Creek) Comment
  CHSC103673  Draba verna var. aestivalis Lowell Ahart 2010-4-30 16584 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 369 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
  CHSC24882  Dryopteris arguta T. L. Reynolds 1976-4-23 53 Butte 3.5 mi ne of Covered Bridge, 10.4 mi ese of Chico. 243 Comment
  CHSC34  Dryopteris arguta V. Holt 1935-11-1 Butte Honey Run grade. 365 Comment
  CHSC3409  Dryopteris arguta Alice L. Stoll 1966-3-7 49 Butte Honey Run Grade near Paradise. Comment
  CHSC3410  Dryopteris arguta Alice L. Stoll 1966-3-7 49 Butte Honey Run Grade near Paradise. Comment
  CHSC3432  Dryopteris arguta Judy Potter 1966-3-7 112 Butte Above Honey Run Bridge. 2.3 miles south The Skyway. 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
  CHSC42190  Dudleya cymosa A. L. Quesada 1986-4-19 2 Butte Small population 3.3 mls from jct of Stilson Cyn on Humboldt Rd n of Chico. 152 Comment
  CHSC454  Dudleya cymosa M. Roberson 1962-5-21 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC45116  Eleocharis bolanderi Vernon Oswald 1988-5-18 3317 Butte Honey Run Rd. 0.7 mi sw of the Skyway, Paradise. 426 Comment
  CHSC56611  Eleocharis bolanderi L. P. Janeway 1988-6-19 2822 Butte Seepy area along Honey Run Road 0.9 mi southwest of Skyway. 411 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
  CHSC56612  Eleocharis macrostachya L. P. Janeway 1988-5-29 2708 Butte Low in the canyon of Little Chico Creek, ca 2 mi south of Ten Mile House. 256 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
  CHSC68445  Eleocharis montevidensis L. P. Janeway 1988-5-29 2705 Butte Low in canyon of Little Chico Creek, about 2 mi south of Ten Mile House. 228 Comment
  CHSC101296  Elymus caput-medusae Lowell Ahart 2009-4-17 15551 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 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
  CHSC12627  Enemion occidentale M. S. Taylor 1974-3-16 81 Butte In Devil's Kitchen, Upper Bidwell Park, Chico. Comment
  CHSC28794  Enemion occidentale J. D. Jokerst 1979-3-31 183 Butte Just s of Little Chico Cr. Comment
  CHSC96239  Enemion occidentale R. Fischer 2006-3-17 989 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east -side addition along Hwy. 32. Plants growing along the south rim Trail ca. 200 yds south of the old cabin/pond site. 231 Comment
  CHSC43258  Epilobium M. Banchero; R. Schlising 1979-9-2 29 Butte Margin of large meadow sloping to Butte Creek, 8.1 mi NE jct Hwy 32, on Humboldt Road. Comment
  CHSC38064  Epilobium minutum R. E. Preston 1982-4-22 255 Butte Ca. 4 mi SW of Paradise. 286 Comment
  SEINET194313  Epilobium minutum A. A. Heller 1900-5-8 5513 Butte Berry Canyon Comment
  CHSC103720  Epilobium torreyi Lowell Ahart 2010-5-14 16659 Butte Area of erosion control, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 372 Comment
  CHSC28717  Epilobium torreyi R. A. Schlising 1979-5-27 3422 Butte Northeast of Chico and southwest of Paradise, near the Skyway. Comment
  JEPS117208  Epilobium torreyi Lowell Ahart 2010-5-14 16659 Butte Area of erosion control, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 372 Comment
  CAS-BOT-BC57258  Equisetum laevigatum John Thomas Howell 1975-6-15 51072 Butte Butte Creek near Chico 60 Comment
  CHSC49239  Eragrostis curvula var. curvula Vernon Oswald 1984-5-9 1174 Butte Between Chico and Forest Ranch on Hwy 32, 6.7 mi n-e of Calif. Hwy 99. On the edge of the road. 411 Comment
  CHSC87544  Erigeron divergens R. D. Fischer 2004-3-28 67 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located along Guardian Trail where it runs below the Disk Golf Course. 335 Comment
  POM55488  Erigeron divergens A. A. Heller, H. E. Brown 1902-5-6 s.n. Butte Berry Canyon (Near Clear Creek) Comment
  CHSC88077  Erigeron inornatus var. inornatus R. D. Fischer 2004-6-12 162 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located on canyon edge of Humboldt Trail n. of Bloody Pin Trail junction. UTM: 10609319E 4405116N. 411 Comment
  RSA699540  Erigeron inornatus var. inornatus R. D. Fischer 2004-6-12 162 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Rocky canyon edge of Humboldt Trail N of Bloody Pin Trail junction 412 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
  CHSC90025  Eriodictyon californicum Ross Rowland 2001-4-14 45 Butte On slope at the Skyway and Crossroads Road junction about 50 yards north of Skyway, about 1 1/2 miles south of Neal Road in Paradise. 615480mE/4400220mN/zone 10N. 429 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
  SEINET10821160  Eriophyllum lanatum Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7029 Butte 2.6 miles west of Paradise on Chico Road. 610 Comment
  CAS-BOT-BC308153  Eriophyllum lanatum var. grandiflorum A. A. Heller; H. E. Brown 1902-5-7 5483 Butte Berry Canyon near Clear Creek Comment
  CAS-BOT-BC308173  Eriophyllum lanatum var. grandiflorum A. A. Heller; H. E. Brown 1902-5-7 5483 Butte Berry Canyon near Clear Creek Comment
  CAS-BOT-BC308174  Eriophyllum lanatum var. grandiflorum A. A. Heller; H. E. Brown 1902-5-7 5483 Butte Berry Canyon near Clear Creek Comment
  CHSC329  Eriophyllum lanatum var. grandiflorum M. Roberson 1956-5-21 Butte Near Paradise along Skyway. 548 Comment
  CHSC6702  Eriophyllum lanatum var. grandiflorum Marilyn Lee 1968-5-3 166 Butte North side of Skyway ca 8 miles E. of Chico. Comment
  GH427013  Eriophyllum lanatum var. grandiflorum A. A. Heller & H. E. Brown 1902-5-7 5483 Unknown Berry Canyon (Near Clear Creek) Comment
  HSC38026  Eriophyllum lanatum var. grandiflorum Thomas W. Nelson, Jane P. Nelson 1976-5-10 2491 Butte Beside Skyway, 2 mi. W of Paradise Comment
  HSC38067  Eriophyllum lanatum var. grandiflorum Thomas W. Nelson, Jane P. Nelson 1976-5-10 2475 Butte S facing slope beside Hwy. 191, 1 mi. W of Paradise Comment
  POM53933  Eriophyllum lanatum var. grandiflorum A. A. Heller, H. E. Brown 1902-5-7 5483 Butte Berry Canyon (Near Clear Creek). Comment
  CDA34625  Erodium botrys L. Ahart 2009-4-17 15561 Butte On the south slope of a ridge about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. Comment
  CHSC101283  Erodium botrys Lowell Ahart 2009-4-17 15561 Butte South slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  JEPS115308  Erodium botrys Lowell Ahart 2009-4-17 15561 Butte South slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  CHSC108790  Erodium brachycarpum Lowell Ahart 2012-4-9 17844 Butte Near the high east cliff edge of Big Chico Creek, about 5 yads west of South Rim Trail, south part of Upper Bidwell Park, about 2 1/2 miles (air) northeast of Chico. 206 Comment
  JEPS119602  Erodium brachycarpum Lowell Ahart 2012-4-9 17844 Butte About 5 yards west of South Rim Trail, south part of Upper Bidwell Park, about 2 1/2 miles (air) northeast of Chico. 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
  CHSC2930  Erysimum capitatum var. capitatum W. Fitzwater 1958-4-19 Butte Humboldt Rd., Chico area. 411 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
  SJSU5830  Erythranthe floribunda D. C. Polen 1971-4-8 Butte by Skyway c. 10 mi E of Chico 228 Comment
  CAS-BOT-BC153860  Erythranthe glaucescens A. A. Heller; H. E. Brown 1902-5-6 5461 Butte Berry Canyon (Near Clear 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
  CAS-BOT-BC153866  Erythranthe glaucescens A. A. Heller; H. E. Brown 1902-5-6 5461 Butte Berry Canyon (Near Clear Creek) 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
  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
  CHSC44677  Erythranthe glaucescens R. Banchero 1980-4-11 105 Butte Along Honeyrun Rd ca 3.6 mi NE of the Covered Bridge, Ca 3.7 mi SW of Paradise. 243 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
  CHSC44784  Erythranthe glaucescens R. Banchero 1980-3-16 67 Butte Along Neal Rd 5.4 mi NE of its jct with Hwy 99, Ca 2.8 mi SW of the town of Paradise. 274 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
  CHSC51925  Erythranthe glaucescens Loren Gehrung 1987-3-29 11 Butte By small stream S of Centergap Rd on N face Butte Cr cyn. 10 mi ENE of Chico, 4 mi ENE of Covered Bridge. 292 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
  CHSC76970  Erythranthe guttata Margie Ceollins 1894-5-1 Butte Butte Creek. Comment
  CHSC44667  Erythranthe nasuta R. Banchero 1980-4-11 106 Butte Along Honeyfrun Rd ca 3.6 mi NE of the Covered Bridge, Ca 3.7 mi SW of Paradise. 243 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
  CHSC2265  Erythronium multiscapideum M. Roberson 1956-3-19 Butte SW of Paradise along Skyway. 426 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
  SJSU5718  Erythronium multiscapideum T. C. DeWitt 1971-3-25 Butte Butte Cr near Honey Run covered bridge 59 Comment
  CHSC2508  Eschscholzia caespitosa W. Fitzwater 1958-3-19 Butte Humboldt Rd., Chico area. 426 Comment
  UC204875  Eschscholzia caespitosa A. A. Heller 1914-4-16 11296 Butte 8 mi from Chico (on Chico-Centerville Rd, near Cutte Creek) Comment
  CAS-BOT-BC402969  Eschscholzia californica A. A. Heller; H. E. Brown 1902-5-6 5456 Butte Berry Canyon (Near Clear Creek) Comment
  CAS-BOT-BC402970  Eschscholzia californica A. A. Heller; H. E. Brown 1902-5-6 5456 Butte Berry Canyon (Near Clear 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
  CHSC55722  Eschscholzia lobbii Dan Morgan 1991-4-21 18 Butte Indian Springs Rd., 0.3 mi w of Neal Rd., Paradise. 243 Comment
  RSA178627  Eschscholzia lobbii A. A. Heller 1928-4-30 14537 Butte Along the Neal road about 4 miles below Paradise Comment
  UC1303043  Eschscholzia lobbii A. A. Heller 1928-4-30 14537 Butte about 4 mi below Paradise (along the Neal road) Comment
  CHSC11090  Euphorbia crenulata Lowell Ahart 1969-5-20 Butte Near Centerville, 10 miles N.E. of Chico. 457 Comment
  CHSC96222  Euphorbia peplus R. Fischer 2006-5-20 977 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east -side addition along Hwy. 32. Plants found along the access road to the southern Humboldt Trailhead, adjacent Hwy. 32. 313 Comment
  JEPS124186  Euphorbia peplus Lowell Ahart 2015-3-24 19959 Butte Southeast part of Upper Bidwell Park, about 100 yards south of where the trail comes out to the old road and Highway 32, on the west side of the old road, about 6 miles (air) northeast of Chico. 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
  CHSC103996  Festuca arundinacea Lowell Ahart 2010-5-14 16640 Butte Along a trail in the Disc Golf Area, about 130 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 398 Comment
  JEPS117268  Festuca arundinacea Lowell Ahart 2010-5-14 16640 Butte Along a trail in the Disc Golf Area, about 130 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 398 Comment
  CHSC12611  Ficus carica S. Posner 1972-9-24 Butte Ca. 150 yds S of Humbug Road, 3 mi E of Skyway. Comment
  CHSC95173  Filago californica R. D. Fischer 2004-4-28 798 Butte Chico. Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy 32. Plants growing at the south end of Disc Golf Course. 396 Comment
  POM57352  Filago californica A. A. Heller, H. E. Brown 1902-5-9 5515 Butte Berry Canyon (Near Clear Creek). 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
  A378055  Frangula californica subsp. tomentella A. A. Heller 1915-5-17 11881 Unknown Canon of Chico creek 5 miles east of Chico Comment
  A378056  Frangula californica subsp. tomentella A. A. Heller 1915-5-17 11882 Unknown Canon of Chico creek 5 miles east of Chico Comment
  CAS-BOT-BC62909  Frangula californica subsp. tomentella A. A. Heller 1915-5-17 11881 Butte Canyon of Chico creek 5 mi. e. of Chico. The type was collected about 50 mi. to the s., probably along the Bear River. Comment
  CAS-BOT-BC62910  Frangula californica subsp. tomentella A. A. Heller; H. E. Brown 1902-5-6 5468 Butte Berry Canyon (Near Clear Creek). Comment
  CAS-BOT-BC62911  Frangula californica subsp. tomentella A. A. Heller; H. E. Brown 1902-5-6 5468 Butte Berry Canyon (Near Clear Creek). Comment
  CAS-BOT-BC62941  Frangula californica subsp. tomentella A. A. Heller 1915-5-17 11882 Butte Canyon of Chico creek 5 mi. e. of Chico. This type was collected 50 mi. to the s., probably along the Bear River. Comment
  CAS-BOT-BC62943  Frangula californica subsp. tomentella A. A. Heller 1915-5-17 11881 Butte Canyon of Chico creek 5 mi. e. of Chico. This type was collected about 50 mi. to the s., probably along the Bear River. Comment
  CAS-BOT-BC62948  Frangula californica subsp. tomentella John Thomas Howell 1975-6-15 51073 Butte Butte Creek near Chico. 60 Comment
  GH378012  Frangula californica subsp. tomentella A. A. Heller & H. E. Brown 1902-5-6 5468 Unknown Berry Canyon (Near Clear Creek) Comment
  GH378039  Frangula californica subsp. tomentella A. A. Heller 1915-5-17 11881 Unknown Canon of Chico creek 5 miles east of Chico Comment
  GH378040  Frangula californica subsp. tomentella A. A. Heller 1915-5-17 11882 Unknown Canon of Chico creek 5 miles east of Chico Comment
  CHSC1084  Fraxinus dipetala M. Roberson 1956-5-2 Butte S.W. of Paradise, along the Skyway. 426 Comment
  CHSC2937  Fraxinus dipetala W. Fitzwater 1958-4-19 Butte Humboldt Rd., Chico area. 426 Comment
  CHSC43855  Fritillaria affinis L. P. Janeway 1988-2-21 2587 Butte Low in cyn of Little Chico Cr ca 2 mi S of Ten Mile House. 243 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
  CHSC2280  Fritillaria eastwoodiae N. Maxwell 1929-4-8 Butte Honey Run. 243 Comment
  CHSC2281  Fritillaria eastwoodiae M. Roberson 1956-4-2 Butte SW of Paradise, along Skyway. 426 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
  CHSC4080  Fritillaria eastwoodiae J. E. Bowlin 1967-4-10 17 Butte Ca. 10 feet s of Honey Run Rd. and ca. 9.1 miles e of corner of Skyway and Honey Run Rd., Chico. 152 Comment
  CHSC4173  Fritillaria eastwoodiae D. B. Joley 1967-4-10 19 Butte Ca. 10 feet s of Honey Run Rd. and ca. 9.1 miles e of corner of Skyway and Honey Run Rd., 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
  CDA34110  Galium aparine L. Ahart 2009-4-17 15548 Butte On the south slope of a ridge about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. Comment
  CHSC101257  Galium aparine Lowell Ahart 2009-4-17 15548 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  CHSC38655  Galium aparine Vernon Oswald 1983-3-13 162 Butte Upper Bidwell Park, Chico, along Yahi Trail between Salmon Hole and Parking area P (1.7 mi E of the power lines). 182 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
  JEPS115294  Galium aparine Lowell Ahart 2009-4-17 15548 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  RSA754579  Galium aparine L. Ahart 2009-4-17 15548 Butte S slope of a ridge, about 150-200 yards W of Highway 32, near the S boundary, Upper Bidwell park, about 5 air miles NE of Chico. 373 Comment
  POM60708  Galium nuttallii var. tenue A. A. Heller, H. E. Brown 1902-5-6 5454 Butte Berry Canyon (near Clear Creek). Comment
  CHSC1615  Galium porrigens var. tenue M. Roberson 1956-4-9 Butte SW of Paradise. 426 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
  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
  CHSC55586  Galium porrigens var. tenue Dan Morgan 1991-4-21 19 Butte Indian Springs Rd., .3 mi W of Neal Rd., Paradise. 243 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
  CHSC643  Garrya fremontii M. Roberson 1956-4-9 Butte SW of Paradise along Skyway 426 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
  CHSC90079  Genista monspessulana Ross Rowland 2001-4-25 53 Butte On east side of Longview Road about 20 yards north of Skyway in Paradise. 616540mE/4400340mN/zone 10N. 463 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
  CDA34134  Geranium molle L. Ahart 2009-4-17 15546 Butte On the south slope of a ridge about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. Comment
  CHSC101259  Geranium molle Lowell Ahart 2009-4-17 15546 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 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
  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
  JEPS115328  Geranium molle Lowell Ahart 2009-4-17 15546 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 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
  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
  CHSC87575  Gilia capitata subsp. pedemontana R. D. Fischer 2004-4-20 126 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Patch located approx. midway along Humboldt Trail. 426 Comment
  RSA699525  Gilia capitata subsp. pedemontana R. D. Fischer 2004-4-20 0126 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy 32. Patch located approx. midway along Humboldt Trail 427 Comment
  UC880104  Gilia capitata subsp. pedemontana A. A. Heller 1915-5-17 11877 Butte 5 mi e Chico (along Chico Creek); , e of Chico 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
  CHSC103676  Gilia tricolor subsp. tricolor Lowell Ahart 2010-4-30 16606 Butte Open are along a ridge, on both sides of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 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
  JEPS117152  Gilia tricolor subsp. tricolor Lowell Ahart 2010-4-30 16606 Butte Open are along a ridge, on both sides of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 353 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
  CAS-BOT-BC266483  Githopsis diffusa A. A. Heller; H. E. Brown 1902-5-8 5491 Butte Berry Canyon [near Clear Creek] Comment
  CAS-BOT-BC266582  Githopsis pulchella A. A. Heller; H. E. Brown 1902-5-14 5548 Butte Berry Canyon [Near Clear Creek] Comment
  CAS-BOT-BC266587  Githopsis pulchella A. A. Heller; H. E. Brown 1902-5-14 5548 Butte Berry Canyon [Near Clear Creek] Comment
  CHSC21741  Githopsis pulchella Robert A. Schlising 1964-6-11 2723 Butte Few miles south of Paradise along Honeyrun Road. Comment
  CHSC103966  Githopsis pulchella subsp. campestris Lowell Ahart 2010-5-7 16616 Butte On the north side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 Comment
  CHSC185  Githopsis pulchella subsp. campestris M. Roberson 1956-4-9 Butte Near Paradise along Skyway. 548 Comment
  JEPS28832  Githopsis pulchella subsp. campestris L. R. Heckard with R. Bacigalupi 1962-6-1 1306 Butte ca. 3 mi. n.w. Paradise (along Honeyrun rd.) 243 Comment
  POM60083  Githopsis pulchella subsp. campestris A. A. Heller, H. E. Brown 1902-5-14 s.n. Butte Berry Canyon (near Clear Creek) Comment
  JEPS67941  Githopsis specularioides L. R. Heckard 1972-5-10 2920 Butte 2.7 mi below Paradise (along Honeyrun road) 274 Comment
  POM60080  Githopsis specularioides A. A. Heller, H. E. Brown 1902-5-8 s.n. Butte Berry Canyon (near Clear Creek) Comment
  HSC23332  Grindelia hirsutula B. Wilson 1968-5-3 185 Butte On Skyway, 2 mi. W of Paradise, N side of the road Comment
  SEINET10724142  Grindelia hirsutula Melvin L. Conrad 1973-6-5 Conrad 7025 Butte 2.6 miles west of Paradise on Chico Road. 610 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
  CHSC87567  Helianthella californica var. nevadensis R. D. Fischer 2004-4-20 149 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located along Humboldt Trail near the junction of the Bloody Pin Trail. 411 Comment
  CHSC87572  Helianthella californica var. nevadensis R. D. Fischer; Jenny Marr 2004-4-28 138 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. North end of Disk Golf Course near the upper end of connecting trail down to Guardian Trail. 411 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
  CHSC43615  Helianthus annuus Vernon Oswald 1983-6-22 756 Butte Beside Calif. Hwy. 32, 5.8 mi n-e of its junction with Calif. Hwy. 99 in Chico. 304 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
  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
  CAS-BOT-BC175994  Hesperolinon californicum A. A. Heller; H. E. Brown 1902-5-8 5504 Butte Berry Canyon (near Clear Creek) 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
  CHSC96223  Heterocodon rariflorum R. Fischer 2006-5-20 976 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east -side addition along Hwy. 32. Plants found in a spring watered grassy patch of soil along the access road to the southern Humboldt Trailhead, adjacent Hwy. 32. 313 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
  CHSC45806  Heteromeles arbutifolia L. P. Janeway 1988-6-19 2816 Butte Ca 200 ft above Honey Run Rd, 2.6 mi from Humbug Rd; along dirt rd/firebreak along powerline (3-wire, wooden pole). 274 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
  CHSC33185  Hirschfeldia incana R. E. Preston 1981-6-1 74 Butte Roadside; at the jct of Hwy 32 and Humboldt Rd., ca. 8 km e of Chico. 293 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
  CHSC103985  Hordeum marinum subsp. gussoneanum Lowell Ahart 2010-5-14 16644 Butte On the west side of the old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 395 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
  JEPS117266  Hordeum marinum subsp. gussoneanum Lowell Ahart 2010-5-14 16644 Butte On the west side of the old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 395 Comment
  CDA34626  Hordeum murinum subsp. leporinum L. Ahart 2009-4-17 15562 Butte On the south slope of a ridge about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. Comment
  CHSC101293  Hordeum murinum subsp. leporinum Lowell Ahart 2009-4-17 15562 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  JEPS116046  Hordeum murinum subsp. leporinum Lowell Ahart 2009-4-17 15562 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  CHSC46290  Hosackia stipularis var. ottleyi Vernon Oswald 1989-5-11 3765 Butte Santos Rd (from Hwy 32) on Doe Mill Ridge. 487 Comment
  UC1532351  Hydrocotyle verticillata Vernon Oswald 1986-6-11 2110 Butte just e. of Diversion Dam (Upper Bidwell Park, on s. side of Upper Park Rd., Chico); Chico, Upper Bidwell Park 134 Comment
  CHSC3323  Hypericum concinnum Robert L. Smith 1966-5-22 48 Butte Paradise, 5 miles SW of Post Office. Comment
  SFV10857  Hypericum perforatum M. L. Vincent 1963-6-8 392 Butte Sierra Nevada Honey Run Road. West of Paradise. Comment
  CHSC363  Hypochaeris glabra M. Roberson 1956-4-23 Butte SW of Paradise, along Skyway. 426 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
  CHSC47853  Imperata brevifolia Vernon H. Oswald 1989-12-3 4029 Butte Centerville (Humbug) Rd, 3.9 mi n of jct with Honeyrun Rd at the Covered Bridge. Roadside. 182 Comment
  SEINET7073600  Iris A. G. Vestal 1955-5-20 s.n. Butte Honey Run Road above Honey Run east of Paradise. UTM Zone 10, 615564mE, 4400438mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC133565  Iris hartwegii A. A. Heller; H. E. Brown 1902-5-9 5517 a Butte Berry Canyon (Near Clear Creek) Comment
  CHSC116977  Iris macrosiphon Matthew Forster 2013-4-9 Butte Centerville Rd., along flumes trail. 335 Comment
  CHSC2205  Iris macrosiphon M. Roberson 1956-4-7 Butte SN of Paradise along Skyway. 426 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
  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
  CHSC55627  Iris macrosiphon Dan Morgan 1991-4-21 20 Butte Indian Springs Rd., 0.3 mi w of Neal Rd. Paradise 243 Comment
  CHSC90010  Iris macrosiphon Ross Rowland 2001-3-28 13 Butte At the end of Keffer Lane; 1/4 mile north of Skyway in Paradise. 493 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
  CHSC103698  Isoetes nuttallii Lowell Ahart 2010-5-14 16655 Butte In the tracks of an old road, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 372 Comment
  JEPS117727  Isoetes nuttallii Lowell Ahart 2010-5-14 16655 Butte In the tracks of an old road, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 372 Comment
  CHSC2213  Juncus balticus I. Boyd 1949-5-20 Butte Centerville road just beyond Dunford's. 152 Comment
  CHSC103697  Juncus bufonius var. bufonius Lowell Ahart 2010-5-14 16665 Butte Along a small drainage, near south park fence, Disc Golf Area, west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 350 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
  CHSC94045  Juncus bufonius var. bufonius R. D. Fischer 2005-9-1 709 Butte Sierra Nevada foothills, adjacent Hwy. 32, at the lower Humboldt Trailhead at the edge of Bidwell Park. Plants were growing on a springy slope, part of the old, by-passed, roadbed. 396 Comment
  JEPS117241  Juncus bufonius var. bufonius Lowell Ahart 2010-5-14 16665 Butte Along a small drainage, near south park fence, Disc Golf Area, west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 350 Comment
  SEINET10795833  Juncus bufonius var. bufonius Lowell Ahart 2010-5-14 Ahart 16665 Butte T22N, R2E, northeast 1/4 Section 10. Normal size plants, on damp red thin soil, along a small drainage, near south park fence, Disc Golf Area, west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 351 Comment
  CHSC103724  Juncus bufonius var. congestus Lowell Ahart 2010-5-14 16666 Butte Near south park fence, Disc Golf Area, about 200 yards west of the entrance to the Disc Golf Area, west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 350 Comment
  JEPS117319  Juncus bufonius var. congestus Lowell Ahart 2010-5-14 16666 Butte Near south park fence, Disc Golf Area, about 200 yards west of the entrance to the Disc Golf Area, west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 350 Comment
  CHSC103694  Juncus capitatus Lowell Ahart 2010-5-14 16654 Butte In the tracks of an old road, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 372 Comment
  JEPS117209  Juncus capitatus Lowell Ahart 2010-5-14 16654 Butte In the tracks of an old road, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 372 Comment
  CHSC57160  Juncus oxymeris L. P. Janeway 1988-6-14 2763 Butte Northwest side of canyon of Little Chico Creek, ca 2 air mi south of Ten Mile House. 259 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
  LA28295  Keckiella breviflora A. A. Heller; Howard S. Brown 1902-5-6 5471 Butte Berry Canyon (near Clear Creek) Comment
  POM14660  Keckiella breviflora subsp. glabrisepala A. A. Heller, H. E. Brown 1902-5-6 5471 Butte Berry Canyon (near Clear Creek). Comment
  RSA34926  Keckiella breviflora subsp. glabrisepala A. A. Heller, H. E. Brown 1902-5-6 5471 Butte Berry Canyon (near Clear Creek). Comment
  CAS-BOT-BC235677  Keckiella breviflora var. glabrisepala A. A. Heller; H. E. Brown 1902-5-6 5471 Butte Berry Canyon (Near Clear Creek) Comment
  NY790171  Keckiella breviflora var. glabrisepala A. A. Heller 1902-5-6 s.n. Butte Berry Canyon (Near Clear Creek) Comment
  UC690220  Keckiella breviflora var. glabrisepala A. A. Heller and H. E. Brown 1902-5-6 5471 Butte near Clear Creek; Berry Canyon 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
  NY790318  Keckiella lemmonii A. A. Heller 1902-5-6 5471 Butte Berry Canyon (near Clear Creek) Comment
  CDA2213  Koeleria gerardi Sterling O. Mattoon 1971-4-27 Butte 6.9 miles east of Chico. 0 Comment
  HSC102772  Koeleria gerardi J. P. Smith 2014-4-30 13838 Butte Along State Route 32. 389 Comment
  CHSC103677  Koeleria phleoides Lowell Ahart 2010-4-30 16585 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 369 Comment
  CHSC103990  Koeleria phleoides Lowell Ahart 2010-5-14 16637 Butte Along the east side of the poor dirt road, parking area, about 100 yards north of the entrance to the Disc Golf Area, west side of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 394 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
  JEPS117272  Koeleria phleoides Lowell Ahart 2010-5-14 16637 Butte Along the east side of the poor dirt road, parking area, about 100 yards north of the entrance to the Disc Golf Area, west side of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 394 Comment
  CHSC1484  Kumlienia hystricula J. Koopman 1929-3-5 Butte Centerville road. 114 Comment
  CAS-BOT-BC341306  Lagophylla glandulosa H. M. Hall 1914-7-20 9765 Butte Humboldt Road 335 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
  CHSC43853  Lamium amplexicaule L. P. Janeway 1988-2-21 2589 Butte Low in cyn of Little Chico Cr ca 2 mi S of Ten Mile House. 243 Comment
  CHSC748  Lamium amplexicaule M. Roberson 1956-4-2 Butte SW of Paradise along Skyway. 426 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
  CAS-BOT-BC213341  Lathyrus jepsonii subsp. californicus A. A. Heller; H. E. Brown 1902-5-8 5489 Butte Berry Canyon, near Clear Creek Comment
  CAS-BOT-BC213342  Lathyrus jepsonii subsp. californicus A. A. Heller; H. E. Brown 1902-5-8 5489 Butte Berry Canyon, near Clear Creek Comment
  POM17309  Lathyrus jepsonii subsp. californicus A. A. Heller, H. E. Brown, A. H. Heller 1902-5-8 8270 Butte Berry Canyon (near Clear Creek) Comment
  CHSC3297  Lathyrus latifolius Robert L. Smith 1966-4-19 30 Butte Honey Run Rd. 1 miles W. of Paradise, Calif. Comment
  CAS-BOT-BC213297  Lathyrus sulphureus A. A. Heller; H. E. Brown 1902-5-7 5485 Butte Berry Canyon, near Clear Creek 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
  CHSC87553  Lathyrus sulphureus R. D. Fischer 2004-3-28 66 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located along Guardian Trail where it runs below the Disk Golf Course. 335 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
  CHSC103706  Lathyrus tingitanus Lowell Ahart 2010-5-14 16634 Butte On the west side of Highway 32, just north of the entrance to the Disc Golf Area, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 376 Comment
  CHSC3182  Lathyrus tingitanus Robert D. Briggs 1966-4-28 R- 159 Butte Honey run road - 6 miles from downtown Chico. Comment
  JEPS117248  Lathyrus tingitanus Lowell Ahart 2010-5-14 16634 Butte On the west side of Highway 32, just north of the entrance to the Disc Golf Area, Upper Bidwell Park, about 5 miles (air) northeast of Chico 376 Comment
  CAS-BOT-BC215733  Lepechinia calycina L. P. Janeway 1989-5-29 6305 Butte Ca 200 ft. above Honey Run Road, 2.6 mi from Humbug Road, along dirt road/firebreak along powerline (3-wire, wooden pole) 274 Comment
  CHSC2368  Lepechinia calycina R. Carter 1965-6-15 225 Butte Found E of Paradise on Honey Run Rd., 1.3 mi. from intersection with Skyway on S side of road. 487 Comment
  CHSC2922  Lepechinia calycina W. Fitzwater 1958-4-26 Butte Humboldt Rd., Chico area. 457 Comment
  CHSC750  Lepechinia calycina M. Roberson 1956-5-21 Butte SW of Paradise, along Skyway. 426 Comment
  RSA300968  Lepechinia calycina D. C. Michener 1982-7-28 4136 Butte Open foothill woodland 0.3 miles southeast of CA 32 on Santos Way, 8.0 miles northeast of jct of CA 32 & 99 near Chico. Comment
  CAS-BOT-BC89877  Lepidium nitidum A. A. Heller 1915-2-26 11764 Butte Near Hog Springs, 6 miles east of Chico. Comment
  CAS-BOT-BC89878  Lepidium nitidum A. A. Heller 1915-2-26 11764 Butte Near Hog Springs, 6 miles east of Chico. 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
  UC856524  Lepidium nitidum A. A. Heller 1915-2-26 11764 Butte 6 mi e Chico (near Hog Springs) 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
  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
  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
  CHSC106865  Leptosiphon filipes Lowell Ahart 2011-4-28 17332 Butte Along trail in the Disc Golf Area, about 130 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 398 Comment
  CHSC28754  Leptosiphon filipes J. D. Jokerst 1978-5-21 129 Butte 200 yds. W. of Hwy. 32, 7.7 mi. E. of Chico, top of ridge. 365 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
  JEPS13267  Lessingia nana Rimo Bacigalupi with G. T. Robbins 1955-7-15 5304 Butte about 4 mi above the Hooker Oak (just above Big Chico Creek); just above Big Chico Creek 121 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
  UC725608  Lessingia nemaclada A. A. Heller 1940-9-28 15841 Butte lower end of Honey Run grade at Paradise Comment
  CHSC38881  Lilium humboldtii subsp. humboldtii Vernon Oswald 1983-6-9 659 Butte Upper Bidwell Park, Chico, near Brown's Hole. ... Field redacted by CHSC, contact the data manager for more information 195 Comment
  CHSC2294  Lilium pardalinum subsp. pardalinum R. M. Staley 1952-7-14 Butte Butte Creek. 457 Comment
  CHSC46293  Limnanthes alba subsp. alba Vernon Oswald 1989-5-11 3763 Butte Santos Rd between Hwy 32 and Doe Mill Ridge, s of Little Chico Creek. 335 Comment
  CHSC103693  Limosella aquatica Lowell Ahart 2010-5-14 16657 Butte In the tracks of an old road, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 372 Comment
  UC1377648  Linanthus bicolor John Ingram and Arlynn Ingram 1960-4-5 294 Butte about 2 mi s Paradise (along Neal Road) Comment
  UC907828  Linanthus bicolor P. B. Kennedy 1929-5-4 Butte between Chico and Paradise (halfway-up Hunnicut Grade); Hunnicut Grade Comment
  UC1377647  Linanthus bolanderi John Ingram and Arlynn Ingram 1960-4-5 293 Butte about 2 mi s Paradise (along Neal Road) Comment
  CHSC2480  Linanthus dichotomus W. Fitzwater 1958-4-19 Butte Humboldt Rd., Chico area. On top of ridge. 457 Comment
  CHSC3813  Linanthus dichotomus L. E. Dunkel 1965-3-30 4 Butte Side of hill ca. 25 yards east of State Highway 32 at curve 7 mi. e of Chico City limits (99 Freeway overpass). 357 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
  JEPS118329  Linanthus filipes Lowell Ahart 2011-4-28 17332 Butte Along trail in the Disc Golf Area, about 130 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 398 Comment
  UC907831  Linanthus filipes P. B. Kennedy 1929-5-4 Butte between Paradise to Chico at summit Comment
  UC907829  Linanthus parviflorus P. B. Kennedy 1929-5-4 Butte between Chico and Paradise (halfway up Hunnicut road) Comment
  CHSC48993  Linaria dalmatica subsp. dalmatica Vernon Oswald 1986-5-12 2032 Butte Skyway 1.3 mi wsw of Neal Rd. in Paradise. 405 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
  CHSC3164  Lithophragma Dona Kingsford 1966-3-26 Butte Covered Bridge, 7 miles NE of Chico on damp hill side, Chico area. Comment
  CHSC3976  Lithophragma E. P. Parreno 1967-4-10 Butte Not so common locally. 300 yards from covered bridge. Comment
  CHSC103667  Lithophragma bolanderi Lowell Ahart 2010-4-30 16603 Butte Steep north slope, below rim and above cliffs, on the north side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 Comment
  CHSC24868  Lithophragma bolanderi T. L. Reynolds 1976-4-23 62 Butte Ca. 100 yds s of Honey Run Road and 2.9 mi ne of Covered Bridge, 9.8 mi e of Chico. 198 Comment
  CHSC87452  Lithophragma bolanderi R. D. Fischer 2004-3-20 86 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Found in north running ravine on the Guardian Trail located below the bluffs of the Disk Golf Course. 396 Comment
  JEPS117712  Lithophragma bolanderi Lowell Ahart 2010-4-30 16603 Butte Steep north slope, below rim and above cliffs, on the north side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 353 Comment
  CHSC3405  Lithophragma parviflorum Alice L. Stoll 1966-3-26 81 Butte On Humbug Road near the Covered Bridge on way to Paradise. Comment
  CHSC27840  Lithospermum californicum T. B. Devine 1977-6-5 426 Butte Beside Humbug Rd. Next to PG and E Flume. 853 Comment
  CHSC4015  Lithospermum californicum D. B. Joley 1967-4-10 29 Butte On bank, ca. 5 feet s of Centerville Rd. and ca. 11.2 miles n of Honey Run and Centerville Rds., Centerville. 457 Comment
  CAS-BOT-BC342139  Logfia filaginoides A. A. Heller; H. E. Brown 1902-5-9 5515 Butte Berry Canyon (near Clear Creek) Comment
  CAS-BOT-BC342140  Logfia filaginoides A. A. Heller; H. E. Brown 1902-5-9 5515 Butte Berry Canyon (near Clear Creek) Comment
  CAS-BOT-BC342141  Logfia filaginoides A. A. Heller; H. E. Brown 1902-5-9 5515 Butte Berry Canyon (near Clear Creek) 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
  UCR187080  Lomatium Anna M. Hurlbutt, Carl R. Weeks 2007-4-26 013 Butte Sierra Nevada Mtns., Paradise, < 0.25 mi N of Skyway, c. 5 mi E of Oroville Reservoir, bluffs above Hamlin Canyon, formed by Butte Cr. and Little Butte Cr. 488 Comment
  CHSC4048  Lomatium dasycarpum subsp. tomentosum Ann Dolder 1967-4-26 Butte Ca. 1000 yards e of Salmon hole near rock cliff, Bidwell Park, Chico. 76 Comment
  POM132576  Lomatium dasycarpum subsp. tomentosum A. A. Heller, H. E. Brown 1902-5-14 5552 Butte Berry Canyon (near Clear Creek) Comment
  CHSC104828  Lomatium dissectum var. multifidum Lowell Ahart 2010-5-7 16632 Butte On the south side of Guardian Trail, about 1/4 mile west of Highway 32, Upper Bidwell Park, about 4 3/4 miles (air) east of Chico. 301 Comment
  JEPS117226  Lomatium dissectum var. multifidum Lowell Ahart 2010-5-7 16632 Butte On the south side of Guardian Trail, about 1/4 mile west of Highway 32, Upper Bidwell Park, about 4 3/4 miles (air) east of Chico 301 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
  CHSC1964  Lomatium utriculatum M. Roberson 1956-2-20 Butte Near Paradise, along Skyway. 426 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
  CHSC38739  Lomatium utriculatum Vernon Oswald 1983-3-6 119 Butte Upper Bidwell Park, Chico, at Devil's Kitchen (2.1 mi e of the power lines). 219 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
  HSC38280  Lomatium utriculatum Thomas W. Nelson, Jane P. Nelson 1976-5-10 2482 Butte S facing slope beside Hwy. 191, 1 mi. W of Paradise Comment
  CAS-BOT-BC240450  Lonicera hispidula Mrs. J. H. Morrison 1932-6-12 s.n. Butte Mountains above Durham Comment
  CHSC195  Lonicera hispidula H. Goodyear 1939-5-4 Butte Honey Run grade 457 Comment
  A422925  Lonicera interrupta A. A. Heller & H. E. Brown 1902-5-14 5551 Unknown Berry Canyon (Near Clear Creek) Comment
  A422926  Lonicera interrupta A. A. Heller 1914-5-18 11408 Unknown Between Chico and Forest Ranch, 8 miles from Chico Comment
  CAS-BOT-BC240686  Lonicera interrupta A. A. Heller; H. E. Brown 1902-5-14 5551 Butte Berry Canyon (Near Clear Creek) Comment
  CHSC196  Lonicera interrupta M. Roberson 1956-5-28 Butte Near Paradise along Skyway 548 Comment
  CHSC197  Lonicera interrupta R. M. Staley 1952-7-3 Butte Butte Creek Comment
  GH422889  Lonicera interrupta A. A. Heller & H. E. Brown 1902-5-14 5551 Unknown Berry Canyon (Near Clear Creek) Comment
  GH422893  Lonicera interrupta A. A. Heller 1914-5-18 11408 Unknown near Hog Spring on the Chico-Butte Meadow road Comment
  POM46731  Lonicera interrupta A. A. Heller, H. E. Brown 1902-5-14 5551 Butte Berry Canyon (near Clear Creek) Comment
  RSA719534  Lotus denticulatus Michael A. Vincent, K. Levings, Karl Vincent 2006-7-29 12877 Butte East of Chico along Route 32. Comment
  CHSC103674  Lotus humistratus Lowell Ahart 2010-4-30 16594 Butte Below rim and above cliffs, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 360 Comment
  JEPS117151  Lotus humistratus Lowell Ahart 2010-4-30 16594 Butte Below rim and above cliffs, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 360 Comment
  UC1129064  Lotus humistratus C. G. Albertus 1933-6-1 11 Butte 6 mi sw Paradise; Chico Quad. 152 Comment
  SEINET10871197  Lotus purshianus Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7022 Butte 2.6 mi w of paradise on chico road. 610 Comment
  CHSC929  Lupinus albicaulis L. Nelson 1935-5-25 Butte Humboldt road. 457 Comment
  SJSU10702  Lupinus albicaulis F. S. Gereb 1968-5-4 93 Butte 5 mi E of Chico Comment
  CHSC899  Lupinus albifrons var. albifrons L. Nelson 1935-5-7 Butte Honey Run road. 243 Comment
  CHSC90076  Lupinus albifrons var. albifrons Ross Rowland 2001-4-25 54 Butte Area bordering the Skyway between Crossroads Road and Schmale Road. 616460mE/4400300mN/zone 10N. 475 Comment
  CAS-BOT-BC196145  Lupinus albifrons var. douglasii Grace Kermode 1899-5-30 s.n. Butte Centerville Comment
  CAS-BOT-BC196252  Lupinus albifrons var. eminens A. A. Heller; H. E. Brown 1902-5-8 5501 Butte Berry Canyon (Near Clear Creek) 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
  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
  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
  CHSC115361  Lupinus bicolor var. tridentatus Lowell Ahart 2015-2-24 19961 Butte Along the south side of the poor road northeast of the Disc Golf Field, Humboldt Trail, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 394 Comment
  JEPS124189  Lupinus bicolor var. tridentatus Lowell Ahart 2015-3-24 19961 Butte Upper Bidwell Park, about 5 miles (air) northeast of Chico. Comment
  CHSC84644  Lupinus microcarpus var. densiflorus Matt Quinn 2001-4-29 51 Butte Found on gravel bar on Butte Creek approximately 1/4 mile downstream of Steel Bridge on Centerville Road. 158 Comment
  UCR187082  Lupinus nanus Anna M. Hurlbutt, Carl R. Weeks 2007-4-26 011 Butte Sierra Nevada Mtns., Paradise, < 0.25 mi N of Skyway, c. 5 mi E of Oroville Reservoir, bluffs above Hamlin Canyon, formed by Butte Cr. and Little Butte Cr. 488 Comment
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Jun 19 2018
  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
  CHSC942  Lupinus nanus var. vallicola M. Roberson 1956-5-2 Butte S.W. of Paradise, along Skyway. 426 Comment
  CHSC103685  Lupinus pachylobus Lowell Ahart 2010-4-30 16593 Butte Below rim and above cliffs, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 360 Comment
  CHSC115349  Lupinus pachylobus Lowell Ahart 2015-3-24 19960 Butte Along the south side of the poor road northeast of the Disk Golf Field, Humboldt Trail, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 394 Comment
  JEPS117147  Lupinus pachylobus Lowell Ahart 2010-4-30 16593 Butte Below rim and above cliffs, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 360 Comment
  JEPS124190  Lupinus pachylobus Lowell Ahart 2015-3-24 19960 Butte Upper Bidwell Park, about 5 miles (air) northeast of Chico. 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-BC342706  Madia elegans A. A. Heller; H. E. Brown 1902-5-10 5518 Butte Berry Canyon (Near Clear Creek) Comment
  CAS-BOT-BC342707  Madia elegans A. A. Heller; H. E. Brown 1902-5-10 5518 Butte Berry Canyon (Near Clear Creek) Comment
  CAS-BOT-BC342708  Madia elegans A. A. Heller; H. E. Brown 1902-5-10 5518 Butte Berry Canyon (Near Clear Creek) 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
  SEINET11601342 Image available Madia elegans M. J. Williams, W. Roderick 1984-5-25 84- 21 -3 Butte 3.3 miles from Paradise on Honey Run Road. 168 Comment
  SFV4040  Madia elegans subsp. densifolia M. L. Vincent 1962-9-13 287 Butte 3 miles west of Centerville on Humbug Road. 140 Comment
  CHSC33144  Madia elegans subsp. vernalis J. D. Jokerst 1981-5-11 1309 Butte Top of Doe Mill Ridge. 457 Comment
  CHSC103979  Madia exigua Lowell Ahart 2010-5-7 16620 Butte On the north side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 Comment
  CHSC164  Madia exigua M. Roberson 1956-6-4 Butte SW Paradise, along Skyway. 426 Comment
  JEPS117316  Madia exigua Lowell Ahart 2010-5-7 16620 Butte On the north side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 353 Comment
  CAS-BOT-BC345241  Madia subspicata A. A. Heller 1915-5-17 11878 Butte Along Chico Creek 5 miles east of Chico 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
  CHSC574  Marah fabacea var. agrestis M. Roberson 1956-4-2 Butte SW of Paradise, along Skyway 426 Comment
  CHSC87455  Marah watsonii R. D. Fischer 2004-3-20 89 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Collected along Guardian Trail below bluffs of Disk Golf Course. 396 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
  CHSC87562  Meconella californica R. D. Fischer 2004-3-28 144 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located along Guardian Trail below the north-end bluffs of the Disk Golf Course. UTM: 10608453E 4403974N. 311 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
  CHSC103684  Medicago polymorpha Lowell Ahart 2010-4-30 16589 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 369 Comment
  CHSC949  Medicago polymorpha A. Koopman 1929-4-25 Butte Butte Creek. 76 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
  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
  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
  CHSC2163  Melica californica var. nevadensis M. Roberson 1956-5-2 Butte SW of Paradise, along Skyway. 426 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
  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-BC262501  Melica torreyana A. A. Heller 1902-5-8 5511 Butte Berry Canyon (near Clear Creek) Comment
  CAS-BOT-BC262503  Melica torreyana A. A. Heller 1915-4-20 11859 Butte 7 miles below Centerville in the Sierra foothills 76 Comment
  CHSC36419  Melica torreyana Donald M. Burk 1982-4-24 118 Butte Ca. 0.3 mi. N. of Neal Rd., 0.6 mi. E. of Elliot Spring House. 182 Comment
  CHSC60210  Melica torreyana T. B. Devine 1980-4-10 678 Butte Beside Humbug Rd., ca. 1/4 mi. above covered bridge. Roadside. Comment
  CHSC6105  Melica torreyana A. R. Jaegel 1968-4-24 141 Butte On roadside, 1 mi w of Centerville on Humbug Rd. 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
  GH360473  Melica torreyana A. A. Heller 1902-5-8 5511 Unknown Berry Canon (near Clear Creek) Comment
  POM204780  Melica torreyana A. A. Heller 1902-5-8 5511 Butte Berry Canyon (near Clear Creek) Comment
  RSA31168  Melica torreyana A. A. Heller 1902-5-8 5511 Butte Berry Canyon (near Clear Creek) 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
  CHSC26638  Mentha canadensis M. S. Taylor 1977-11-12 1530 Butte In Devils Kitchen, on s side of Upper Bidwell Park Rd, Chico. 243 Comment
  CHSC1021  Mentzelia laevicaulis R. M. Staley 1952-7-16 Butte Along Skyway. 365 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
  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
  CHSC87545  Micranthes californica R. D. Fischer 2004-3-28 68 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located along Guardian Trail where it runs below the Disk Golf Course. At ravine. 335 Comment
  CHSC24927  Micranthes fallax T. L. Reynolds 1976-4-23 61 Butte Ca. 100 yds s of Honey Run Road and 2.9 mi ne of Covered Bridge, 9.8 mi e of Chico. 198 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
  CHSC48907  Micranthes integrifolia Vernon Oswald 1987-3-20 2292 Butte North side of Skyway 1.2 mi w of junction with Neal Rd. 408 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
  UCR187081  Micropus californicus Anna M. Hurlbutt, Carl R. Weeks 2007-4-26 012 Butte Sierra Nevada Mtns., Paradise, < 0.25 mi N of Skyway, c. 5 mi E of Oroville Reservoir, bluffs above Hamlin Canyon, formed by Butte Cr. and Little Butte Cr. 488 Comment
  CHSC101287  Micropus californicus var. californicus Lowell Ahart 2009-4-17 15554 Butte On the south slope of a ridge, about 300 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 351 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
  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
  CHSC394  Micropus californicus var. californicus M. Roberson 1956-5-14 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC41122  Micropus californicus var. californicus Sandra C. Morey 1978-4-10 18 Butte Highway 32, ca. 4.7 mi e of junction with Highway 99 at Chico. 320 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
  JEPS115318  Micropus californicus var. californicus Lowell Ahart 2009-4-17 15554 Butte On the south slope of a ridge, about 300 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 351 Comment
  RSA754454  Micropus californicus var. californicus L. Ahart 2009-4-17 15554 Butte S slope of a ridge, about 300 yards W of Highway 32, near the S boundary, Upper Bidwell Park, about 5 air miles NE of Chico. 352 Comment
  CHSC109086  Microseris acuminata Lowell Ahart 2012-4-20 17900 Butte Area along an old trail, 20 feet east of South Rim Trail, south of Bloody Pin Trail, about 5/8 mile west of Highway 32, about 7 miles northeast of Chico, south part of Upper Bidwell Park. 243 Comment
  CHSC103689  Microsteris gracilis Lowell Ahart 2010-4-30 16599 Butte Steep north slope, below rim and above cliffs, on the north side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 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
  SBBG40472  Mimulus douglasii J. Ingram, A. Ingram 1960-4-5 288 Butte Neal Rd, ca. 2 mi S of Paradise Comment
  CHSC118857  Mimulus glaucescens Christopher T. Ivey 2017-5-27 389 Butte Honeyrun Road, about 3.5 km NE of drige crossing Butte Creek, roadside ditch. 193 Comment
  CHSC118861  Mimulus glaucescens Christopher T. Ivey 2017-5-27 390 Butte Honeyrun Road,, about 4.5 km NE of bridge crossing Butte Creek, roadsie ditch on E side of road. 318 Comment
  CHSC118882  Mimulus glaucescens Christopher T. Ivey 2017-5-27 391 Butte Honeyrun Road, about 6 km NE of bridge crossing Butte Creek, roadside ditch on S side or road. 424 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
  CHSC43856  Mimulus glaucescens L. P. Janeway 1988-2-21 2586 Butte Low in cyn of Little Chico Cr ca 2 mi S of Ten Mile House. 243 Comment
  GH367252  Mimulus glaucescens A. A. Heller 1926-4-26 13932 Unknown near the Neale grade about 5 miles from Paradise 1524 Comment
  GH367259  Mimulus glaucescens A. A. Heller & H. E. Brown 1902-5-6 5461 Unknown Berry Canyon (Near Clear Creek) Comment
  HSC86826  Mimulus glaucescens S. Villard 1974-4-26 22 Butte Around Covered Bridge on Humbug Rd., ca. 6 mi. E of Chico Comment
  JEPS29841  Mimulus glaucescens Rimo Bacigalupi and L. R. Heckard 1962-6-1 8585 Butte 1 mi below and w Paradise (along Honey Run Road, in upper reaches of canyon); Butte Creek canyon 365 Comment
  POM252824  Mimulus glaucescens A. A. Heller 1938-5-4 s.n. Butte Near Covered Bridge over Butte Creek, east of Chico 107 Comment
  POM5060  Mimulus glaucescens A. A. Heller, H. E. Brown 1902-5-6 s.n. Butte Berry Canyon (near Clear Creek). 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
  POM183038  Mimulus kelloggii A. A. Heller, H. E. Brown 1902-5-6 5464 Butte Berry Canyon (near Clear Creek). Comment
  POM5161  Mimulus kelloggii A. A. Heller, H. E. Brown 1902-5-6 5464 Butte Berry Canyon (near Clear Creek). 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
  CHSC20869  Mimulus nasutus Robert A. Schlising 1963-5-4 2560 Butte Foothills. Ditch of roadside, along Honerun Road, 2.6 miles SW of junction of Honeyrun and Skyway in Paradise. 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
  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
  CHSC55486  Minuartia californica Dan Morgan 1991-4-21 16 Butte Indian Springs Rd., .3 mi w of Neal Rd., Paradise. 243 Comment
  CHSC103666  Minuartia cismontana Lowell Ahart 2010-4-30 16602 Butte Open are along a ridge, on both sides of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 Comment
  JEPS117713  Minuartia cismontana Lowell Ahart 2010-4-30 16602 Butte Open are along a ridge, on both sides of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 353 Comment
  CHSC103671  Minuartia douglasii Lowell Ahart 2010-4-30 16605 Butte Open are along a ridge, on both sides of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 Comment
  CHSC103963  Minuartia douglasii Lowell Ahart 2010-5-7 16623 Butte On the south side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 Comment
  JEPS117141  Minuartia douglasii Lowell Ahart 2010-4-30 16605 Butte Open are along a ridge, on both sides of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 353 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
  CAS-BOT-BC220449  Monardella sheltonii L. P. Janeway 1988-6-19 2821 Butte Ca 200 ft above Honey Run Rd, 2.6 mi from Humbug Rd 274 Comment
  CHSC2422  Monardella sheltonii R. Carter 1965-6-15 227 Butte Found e of Paradise on Honey Run Rd., 2.4 mi. from intersection with Skyway on S side of road. 472 Comment
  CHSC52213  Monardella sheltonii L. P. Janeway 1988-6-25 2888 Butte Near Paradise; Wayland Rd (Foster Rd) 1.1 mi E of Neal Rd. 381 Comment
  CHSC768  Monardella sheltonii R. M. Staley 1952-7-1 Butte Honey Run. 243 Comment
  CHSC106876  Montia fontana subsp. amporitana Lowell Ahart 2011-4-28 17330 Butte In meadow east of the tracks of an old road, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 372 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
  CAS-BOT-BC259752  Nassella cernua A. A. Heller 1902-5-8 5497 Butte Berry Canyon (near Clear Creek) 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
  GH361563  Nassella cernua A. A. Heller 1902-5-8 5497 Unknown Berry Canon (near Clear Creek) 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
  CHSC1292  Navarretia divaricata subsp. vividior M. Roberson 1956-5-21 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC87539  Navarretia divaricata subsp. vividior R. D. Fischer; Jenny Marr 2004-5-9 135 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located on the Annie Bidwell Trail between Diversion Dam and junction of Bloody Pin Trail. 198 Comment
  CAS-BOT-BC230290  Navarretia eriocephala A. A. Heller; H. E. Brown 1902-5-7 5477 Butte Berry Canyon (near Clear Creek) Comment
  CHSC52106  Navarretia filicaulis L. P. Janeway 1988-6-25 2887 Butte Near Paradise; Wayland Rd (Foster Rd) 1.1 mi E of Neal Rd. 381 Comment
  LA206699  Navarretia filicaulis H. F. Copeland; 1932-6-24 sn Butte near Hog Springs, about 5 mi. N of Chico, on the Humboldt Road Comment
  SBBG58255  Navarretia filicaulis E. B. Copeland 1932-6-24 Butte near Hog Springs, ca. 5 mi N of Chico on the Humbolt Rd Comment
  CHSC1293  Navarretia intertexta M. Roberson 1956-5-21 Butte SW of Paradise near Skyway. 426 Comment
  CHSC1294  Navarretia leucocephala F. Hughes 1935-4-24 Butte Butte Creek Canyon. 121 Comment
  CAS-BOT-BC233622  Navarretia pubescens A. A. Heller; H. E. Brown 1902-5-14 5477 Butte Berry Canyon, near Clear Creek Comment
  CAS-BOT-BC233623  Navarretia pubescens A. A. Heller; H. E. Brown 1902-5-14 5477 Butte Berry Canyon, near Clear Creek Comment
  CAS-BOT-BC233624  Navarretia pubescens A. A. Heller; H. E. Brown 1902-5-7 5477 Butte Berry Canyon, near Clear Creek Comment
  CHSC28162  Navarretia pubescens J. D. Jokerst 1979-5-28 225 Butte 1.6 mi S. of Waylan Rd (1.2 mi S of intersection of Waylan Rd and Neil Rd.). 350 Comment
  POM65860  Navarretia pubescens A. A. Heller, H. E. Brown 1902-5-14 5547 Butte Berry Canyon (near Clear Creek) Comment
  POM65213  Navarretia squarrosa A. A. Heller, H. E. Brown 1902-5-7 5477 Butte Berry Canyon (Near Clear Creek). Comment
  CHSC33128  Navarretia subuligera J. D. Jokerst 1981-5-11 1310 A Butte Top of Doe Mill Ridge. 457 Comment
  CHSC95172  Navarretia tagetina R. D. Fischer 2004-4-27 797 Butte Chico. Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy 32. Plants growing at the north end of Disc Golf Course. 396 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
  RSA13527  Navarretia viscidula H. F. Copeland 1932-6-24 s.n. Butte Near Hog Springs, about 5 miles north of Chico, on the Humboldt Road Comment
  UC535093  Navarretia viscidula H. F. Copeland 1932-6-24 Butte about 5 mi n Chico (on the Humboldt Road, near Hog Springs) Comment
  CHSC64123  Navarretia viscidula subsp. purpurea B. Castro; L. P. Janeway 1988-6-5 262 Butte On slope above Little Chico Ck. 243 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
  CHSC40031  Nemophila heterophylla L. Constance; J. L. Morrison 1938-4-30 2177 Butte Moist NE. canyon slope, between Big and Little Chico creeks, 8 miles N. of Chico, Sierra Nevada foothills. 609 Comment
  CHSC40032  Nemophila heterophylla A. A. Heller 1926-3-24 13912 Butte Moist woodland soil along Chico Creek about six miles east of Chico. 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
  CHSC87447  Nemophila heterophylla R. D. Fischer 2004-3-19 81 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Found along Humboldt Trail. 426 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
  CHSC96228  Nemophila heterophylla R. Fischer 2006-3-17 988 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east -side addition along Hwy. 32. Plants growing along the south rim Trail ca. 200 yds south of the old cabin/pond site. 231 Comment
  POM65257  Nemophila heterophylla A. A. Heller, H. E. Brown 1902-5-9 11606 Butte Berry Canyon (Near Clear Creek). 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
  CHSC103670  Nemophila pedunculata Lowell Ahart 2010-4-30 16588 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 369 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
  JEPS117154  Nemophila pedunculata Lowell Ahart 2010-4-30 16588 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 369 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
  CAS-BOT-BC213922  Orthocarpus bicolor A. A. Heller; H. E. Brown 1902-5-10 s.n. Butte Berry Canyon (Near Clear Creek) Comment
  GH56046  Orthocarpus bicolor A. A. Heller & H. E. Brown 1902-5-10 5519 Unknown Berry Canyon near Clear Creek Comment
  NY90835  Orthocarpus bicolor A. A. Heller 1902-5-10 5519 Butte Berry Canyon (near Clear Creek). Comment
  GH56050  Orthocarpus brownii A. A. Heller & H. E. Brown 1902-5-6 5459 Unknown Berry Canyon near Clear Creek Comment
  NY90837  Orthocarpus brownii A. A. Heller 1902-5-6 5459 Butte Berry Canyon, (near Clear Creek). Comment
  CAS-BOT-BC6995  Orthocarpus lacerus Amos Arthur Heller; H. E. Brown 1902-5-6 5459 Butte Berry Canyon (Near Clear Creek) Comment
  CAS-BOT-BC6993  Orthocarpus lithospermoides var. bicolor Amos Arthur Heller; H. E. Brown 1902-5-10 5519 Butte Berry Canyon (Near Clear Creek) 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
  CHSC28619  Panicum acuminatum M. S. Taylor 1979-10-3 2218 Butte In Butte Creek Canyon, ca. 1/4 mi upstream from bridge crossing Butte Creek at Helltown Rd, ca. 15 mi e of Chico. 243 Comment
  CHSC103679  Pectocarya pusilla Lowell Ahart 2010-4-30 16595 Butte Below rim and above cliffs, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 360 Comment
  CHSC103967  Pectocarya pusilla Lowell Ahart 2010-5-7 16615 Butte Below rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 360 Comment
  CHSC28139  Pectocarya pusilla Robert A. Schlising 1979-4-4 3352 Butte Northeast of Chico, along Skyway (hwy to Paradise). 243 Comment
  CHSC47995  Pectocarya pusilla Vernon Oswald 1987-4-14 2322 Butte Hwy 32 between Chico and Forest Ranch at the 17.0 mile marker. 390 Comment
  JEPS117133  Pectocarya pusilla Lowell Ahart 2010-5-7 16615 Butte Below rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 360 Comment
  JEPS117143  Pectocarya pusilla Lowell Ahart 2010-4-30 16595 Butte Below rim and above cliffs, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 360 Comment
  CHSC38248  Pellaea andromedifolia Vernon Oswald 1982-7-23 33 Butte Bidwell Park, Chico, on the s side of Upper Park Rd. 4.4 mi e of its junction with Wildwood Ave. (at Parking area R). 231 Comment
  CHSC28869  Pellaea mucronata M. S. Taylor 1980-3-1 2347 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
  POM14699  Penstemon heterophyllus subsp. purdyi A. A. Heller, H. E. Brown 1902-5-7 5482 Butte Berry Canyon (Near Clear Creek). From the type region. 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
  CHSC51929  Penstemon heterophyllus var. purdyi Cathy Young 1988-4-24 13 Butte Ca. 5.5 mi NE of Chico, 50 yds SE of Hwy 32. 256 Comment
  NY601757  Penstemon heterophyllus var. purdyi A. A. Heller 1902-5-7 5482 Butte Berry Canyon (Near Clear Creek) Comment
  SFV10338  Penstemon laetus var. leptosepalus M. L. Vincent 1963-6-8 400 Butte Sierra Nevada Honey Run Road. West of Paradise. Comment
  CHSC1873  Penstemon neotericus R. M. Staley 1952-7-4 Butte Butte Creek. 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
  CHSC3295  Pentagramma triangularis M. L. Hillier 1966-3-7 Butte 100 to 300 yds s of covered bridge over Butte Creek. 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
  CHSC101286  Pentagramma triangularis subsp. triangularis Lowell Ahart 2009-4-17 15555 Butte On the south slope of a ridge, about 300 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 351 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
  JEPS116132  Pentagramma triangularis subsp. triangularis Lowell Ahart 2009-4-17 15555 Butte On the south slope of a ridge, about 300 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 351 Comment
  UC1532350  Perideridia oregana Vernon Oswald 1986-6-11 2109 Butte on Yahi Trail near Salmon Hole; Chico, Upper Bidwell Park 158 Comment
  CHSC25435  Perideridia parishii subsp. latifolia Hayes; Warner 1977-9-11 73 Butte Ca. 10 m n of Humboldt Rd., Ca. 6.9 mi from the junction of Humboldt Rd. with Hwy 32. 1219 Comment
  SJSU5410  Petrorhagia dubia C. D. Duncan 1963-5-4 Butte Neal Rd between Chico & Paradise 487 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
  CHSC24903  Phacelia egena P. A. Fuller 1976-4-7 10 Butte Ca. 60 yds n of Skyway and 8.5 mi e of Skyway-Hwy 99 overpass, ca. 2 mi s of Chico. 396 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
  CHSC103721  Phalaris paradoxa Lowell Ahart 2010-5-14 16661 Butte Area of erosion control, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 372 Comment
  CAS-BOT-BC77373  Philadelphus lewisii A. A. Heller 1915-5-17 11875 Butte Canyon of Chico Creek 5 miles east of Chico; about 50 miles to the south, probably along the Bear River Comment
  CAS-BOT-BC77375  Philadelphus lewisii Mrs. J. H. Morrison 1932-6-12 s.n. Butte Mountains above Durham Comment
  CAS-BOT-BC77378  Philadelphus lewisii A. A. Heller 1915-5-17 11875 Butte Canyon of Chico Creek 5 miles east of Chico; about 50 miles to the south, probably along the Bear River Comment
  CHSC20606  Philadelphus lewisii Robert A. Schlising 1964-6-11 2719 Butte 0.7 miles south of Paradise along Honeyrun Road. Comment
  UC858326  Philadelphus lewisii A. A. Heller 1915-5-17 11875 Butte 5 mi e Chico; Canyon of Chico Creek Comment
  LA209889  Phoradendron leucarpum subsp. tomentosum A. A. Heller; 1914-1-28 11157 Butte near Hog Springs, 6 mi E of Chico Comment
  CAS-BOT-BC141245  Phoradendron serotinum subsp. tomentosum A. A. Heller 1914-1-28 11157 Butte near Hot Springs, 6 miles E of Chico Comment
  CAS-BOT-BC141246  Phoradendron serotinum subsp. tomentosum A. A. Heller 1914-1-28 11157 Butte Hills 5 miles E of Chico Comment
  A355143  Phoradendron villosum A. A. Heller 1914-1-18 11157 Unknown Hills 5 miles east of Chico Comment
  CHSC101261  Phoradendron villosum Lowell Ahart 2009-4-17 15559 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  GH355145  Phoradendron villosum A. A. Heller 1914-1-28 11157 Unknown near Hog Springs, 6 miles east of Chico Comment
  JEPS104307  Phoradendron villosum Lowell Ahart 2003-5-27 10226 Butte On the rim above Big Chico Creek, along the Iahi Trail, ca 200 yd e of Parking Area O, Upper Bidwell Park, ca 4 1/2 mi e of Manzanita Avenue, Chico. 182 Comment
  JEPS115304  Phoradendron villosum Lowell Ahart 2009-4-17 15559 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  RSA30417  Phoradendron villosum A. A. Heller 1914-1-28 11157 Butte Near Hog Springs, 6 miles E of Chico. Comment
  RSA754576  Phoradendron villosum L. Ahart 2009-4-17 15559 Butte S slope of a ridge, about 150-200 yards W of Highway 32, near the S boundary, Upper Bidwell park, about 5 air miles NE of Chico. 373 Comment
  UC203612  Phoradendron villosum A. A. Heller 1914-1-28 11157 Butte 6 mi. e. Chico (on volcanic uplands near Hog Springs) Comment
  RSA719896  Pinus coulteri Michael A. Vincent, K. Levings 2006-7-29 12875 Butte East of Chico along Route 32. Comment
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Nov 1 2017
  CHSC79  Pinus sabiniana M. Roberson 1956-5-14 Butte SW of Paradise, along Skyway. 426 Comment
  GH357189  Pinus sabiniana F. G. Meyer 1938-4-4 1345 Unknown on the summit of a ridge, 10 miles east of Chico, Butte County Comment
  SEINET10530835  Pinus sabiniana Melvin L. Conrad, Douglas G. LeDoux 1973-6-5 Conrad 7033 Butte 2.6 mi W of Paradise on Chico Road. Digger Pine with deliquescent branching. 610 Comment
  CHSC103950  Piperia elongata Lowell Ahart 2010-5-14 16673 Butte On the south side of Guardian Trail, about 1/4 mile west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 301 Comment
  CHSC103965  Piperia elongata Lowell Ahart 2010-5-7 16618 Butte On the north side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 Comment
  JEPS117404  Piperia elongata Lowell Ahart 2010-5-14 16673 Butte On the south side of Guardian Trail, about 1/4 mile west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 301 Comment
  CHSC103719  Plagiobothrys austiniae Lowell Ahart 2010-5-14 16656 Butte In meadow east of the tracks of an old road, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 372 Comment
  CHSC103976  Plagiobothrys austiniae Lowell Ahart 2010-5-7 16609 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 369 Comment
  CHSC106875  Plagiobothrys austiniae Lowell Ahart 2011-4-28 17329 Butte In meadow east of the tracks of an old road, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 372 Comment
  CHSC28964  Plagiobothrys austiniae J. D. Jokerst 1980-3-7 475 Butte Top of ridge ca. 100 m E of Hwy 32, 1/4 mi S of the NW corner of section 11. 396 Comment
  JEPS117198  Plagiobothrys austiniae Lowell Ahart 2010-5-14 16656 Butte In meadow east of the tracks of an old road, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 372 Comment
  CHSC108802  Plagiobothrys canescens Lowell Ahart 2012-4-9 17486 Butte Near a small drainage, about 5 feet east of South Rim Trail, south part of Upper Bidwell Park, about 2 1/2 miles (air) northeast of Chico. 206 Comment
  JEPS119603  Plagiobothrys canescens Lowell Ahart 2012-4-9 17846 Butte About 5 feet east of South Rim Trail, south part of Upper Bidwell Park, about 2 1/2 miles (air) northeast of Chico. Comment
  CHSC101285  Plagiobothrys fulvus Lowell Ahart 2009-4-17 15544 Butte South slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  JEPS115303  Plagiobothrys fulvus Lowell Ahart 2009-4-17 15544 Butte South slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  CHSC28982  Plagiobothrys glyptocarpus R. A. Schlising 1980-3-23 3519 Butte E of Chico and SW of Paradise. 289 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
  UCR187084  Plagiobothrys nothofulvus Anna M. Hurlbutt, C. R. Weeks 2007-4-26 008 Butte Sierra Nevada Mtns., Paradise, < 0.25 mi N of Skyway, c. 5 mi E of Oroville Reservoir, bluffs above Hamlin Canyon, formed by Butte Cr. and Little Butte Cr. 488 Comment
  CHSC109114  Plagiobothrys scriptus Lowell Ahart 2012-3-23 17798 Butte Botttom of a small path, 90 feet north of a large Gray Pine, north end of the Disc Golf Area, about 50 yads west of Highway 32, about 5 miles (air0 northeast of Chico. 395 Comment
  CHSC28983  Plagiobothrys scriptus R. A. Schlising 1980-3-23 3520 Butte E of Chico and SW of Paradise along Skyway. 289 Comment
  CHSC103675  Plagiobothrys shastensis Lowell Ahart 2010-4-30 16601 Butte Open are along a ridge, on the north side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 Comment
  CHSC103692  Plagiobothrys shastensis Lowell Ahart 2010-5-7 16619 Butte On rock outcrop, on the north side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 Comment
  CDA34703  Plagiobothrys stipitatus var. micranthus L. Ahart 2010-5-14 16653 Butte On the west side of the old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico Comment
  CHSC103703  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2010-5-14 16653 Butte On the west side of old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Higway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 395 Comment
  CHSC103723  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2010-5-14 16652 Butte On the west side of the old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 395 Comment
  HSC100812  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2010-5-14 16653 Butte Bottom and sides of drying pond, W side of the old Humboldt Rd., Disc Golf Area, ~150 yd. N of the entrance to the Disc Golf Area, ~40 yd. W of Hwy. 32, Upper Bidwell Park, 5 (air) mi. NE of Chico. 396 Comment
  JEPS117200  Plagiobothrys stipitatus var. micranthus L. Ahart 2010-5-14 16653 Butte West side of the old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 air miles northeast of Chico 396 Comment
  JEPS117201  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2010-5-14 16652 Butte On the west side of the old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 395 Comment
  RSA768983  Plagiobothrys stipitatus var. micranthus L. Ahart 2010-5-14 16653 Butte West side of the old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 air miles northeast of Chico 396 Comment
  SBBG128017  Plagiobothrys stipitatus var. micranthus L. Ahart 2010-5-14 16653 Butte W side of the old Humboldt Rd, Disc Golf Area, ca. 150 yards N of the entrance to the Disc Golf Area, ca. 40 yards W of Hwy 32, upper Bidwell Park, ca. 5 mi (air) NE of Chico 395 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
  CHSC28150  Plagiobothrys tenellus Robert A. Schlising 1979-4-22 3375 Butte Along the Skyway, ca 1 mi s of jct with Neal Road in Paradise. 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
  UC66153  Plagiobothrys tenellus A. A. Heller and H. E. Brown 1902-5-9 5509 Butte near Clear Creek; Berry Canyon Comment
  CHSC28984  Plantago bigelovii R. A. Schlising 1980-3-23 3522 Butte E of Chico and SW of Paradise along Skyway. 289 Comment
  CHSC103994  Plantago coronopus Lowell Ahart 2010-5-14 16638 Butte Along the east side of the poor dirt road, parking area, about 100 yards north of the entrance to the Disc Golf Area, west side of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 394 Comment
  CHSC94050  Plantago coronopus R. D. Fischer 2005-5-18 724 Butte Sierra Nevada foothills, adjacent Hwy. 32, ca. 4 miles east of Chico in Bidwell Park. Plants growing on the ridge top at the south end of Humboldt Trail on the old roadbed. 426 Comment
  CHSC96224  Plantago coronopus R. Fischer 2006-5-20 975 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east -side addition along Hwy. 32. Plants found in a vernal drainage along the access road to the southern Humboldt Trailhead, adjacent Hwy. 32. 313 Comment
  JEPS117270  Plantago coronopus Lowell Ahart 2010-5-14 16638 Butte Along the east side of the poor dirt road, parking area, about 100 yards north of the entrance to the Disc Golf Area, west side of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 394 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
  CHSC31163  Plantago erecta M. S. Taylor 1980-3-1 2353 Butte On bluffs overlooking Hamlin Canyon, ca. 1/2 mi se of Neal Rd, ca. 2 mi sw of Paradise. 301 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
  CHSC52099  Plantago hookeriana John M. Lowrie 1979-4-16 Butte Humboldt Rd. 200 yds. sse of junc w/ Hwy. 32, ca. 6 mi e of Chico. 243 Comment
  CHSC55392  Plantago hookeriana Dan Morgan 1991-4-21 17 Butte Indian Springs Road, 0.3 mi west of Neal Road, Paradise. 243 Comment
  CHSC1223  Plantago lanceolata M. Roberson 1956-5-14 Butte SW of Paradise, along Skyway. 426 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
  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
  SEINET7073603  Plectritis ciliosa subsp. insignis A. G. Vestal 1955-5-20 s.n. Butte Honey Run Road above Honey Run east of Paradise. UTM Zone 10, 615564mE, 4400438mN. Coordinate datum: NAD27. 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
  CHSC103686  Plectritis macrocera Lowell Ahart 2010-4-30 16596 Butte Below rim and above cliffs, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 360 Comment
  CHSC1994  Plectritis macrocera R. M. Staley 1952-7-5 Butte Honey Run. 304 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
  JEPS117148  Plectritis macrocera Lowell Ahart 2010-4-30 16596 Butte Below rim and above cliffs, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 360 Comment
  POM197072  Plectritis macrocera subsp. grayi H. F. Copeland 1928-4-3 63 Butte Canyon of Butte Creek. Comment
  CHSC2181  Poa annua M. Roberson 1956-4-9 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC103982  Poa secunda subsp. secunda Lowell Ahart 2010-5-14 16675 Butte On the south side of the Guardian Trail, about 1/8 mile west of Highway 32, Upper Bidwell Park, about 5 miles (air) northweat of Chico. 301 Comment
  CHSC103983  Poa secunda subsp. secunda Lowell Ahart 2010-5-14 16676 Butte On the south side of the Guardian Trail, at the intersection of Guardian Trail and Humboldt Trail, about 1/8 mile west of Highway 32, Upper Bidwell Park, about 5 miles (air) northweat of Chico. 320 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
  JEPS117704  Poa secunda subsp. secunda Lowell Ahart 2010-5-14 16676 Butte On the south side of the Guardian Trail, at the intersection of Guardian Trail and Humboldt Trail, about 1/8 mile west of Highway 32, Upper Bidwell Park, about 5 miles (air) northweat of Chico 320 Comment
  JEPS117705  Poa secunda subsp. secunda Lowell Ahart 2010-5-14 16675 Butte On the south side of the Guardian Trail, about 1/8 mile west of Highway 32, Upper Bidwell Park, about 5 miles (air) northweat of Chico 301 Comment
  CHSC103984  Poa tenerrima Lowell Ahart 2010-5-14 16662 Butte Disc Golf Area, about 200 yards west of the entrance to the Disc Golf Area, west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 350 Comment
  JEPS117708  Poa tenerrima Lowell Ahart 2010-5-14 16662 Butte Disc Golf Area, about 200 yards west of the entrance to the Disc Golf Area, west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 350 Comment
  RSA768981  Poa tenerrima L. Ahart 2010-5-14 16662 Butte Disc Golf Area, about 200 yards west of the entrance to the Disc Golf Area, west of Highway 32, Upper Bidwell Park, about 5 air miles northeast of Chico 351 Comment
  SBBG128019  Poa tenerrima L. Ahart 2010-5-14 16662 Butte Disc Golf Area, ca. 200 yards W of the entrance to the Disc Golf Area, W of Hwy 32, Upper Bidwell Park, ca. 5 mi (air) NE of Chico 350 Comment
  SEINET10887957  Poa tenerrima Lowell Ahart 2010-5-14 Ahart 16662 Butte T22N, R2E, northeast 1/4 Section 10. Disc Golf Area, about 200 yards west of the entrance to the Disc Golf Area, west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 351 Comment
  CHSC773  Pogogyne zizyphoroides V. Holt 1935-5-7 Butte Centerville Rd. 60 Comment
  GH400785  Pogogyne zizyphoroides A. A. Heller & H. E. Brown 1902-5-6 5473 Unknown Berry Canyon (Near Clear Creek) Comment
  CAS-BOT-BC109129  Polygonum bidwelliae A. A. Heller 1914-5-18 11409 Butte Near Hog Springs, 6 miles east of Chico. Between Chico and Forest Ranch, 8 miles from Chico. Comment
  CAS-BOT-BC109130  Polygonum bidwelliae A. A. Heller 1914-5-18 11409 Butte Near Hog Springs, 6 miles east of Chico. Between Chico and Forest Ranch, 8 miles from Chico. 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-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
  CHSC103695  Polygonum bidwelliae Lowell Ahart 2010-5-14 16642 Butte On the bottom of the old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 395 Comment
  CHSC103699  Polygonum bidwelliae Lowell Ahart 2010-5-14 16667 Butte Open rocky flats, near south park fence, Disc Golf Area, about 300 yards west of the entrance to the Disc Golf Area, west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 358 Comment
  CHSC103722  Polygonum bidwelliae Lowell Ahart 2010-5-14 16658 Butte In the tracks of an old Road, Disc Golf Area, about 100 yards west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 372 Comment
  CHSC103978  Polygonum bidwelliae Lowell Ahart 2010-5-7 16622 Butte On the south side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 Comment
  CHSC25536  Polygonum bidwelliae Robert A. Schlising 1977-8-11 Butte Along Skyway, 1.2 mi s of jct with Neal Road in Paradise. Comment
  CHSC28768  Polygonum bidwelliae J. D. Jokerst 1978-5-21 125 Butte Ca. 200 mets. N. W. of Hwy 32, 7.7 mi. N. of Chico, top of ridge. 365 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
  CHSC40067  Polygonum bidwelliae A. A. Heller 1927-5-18 14391 Butte Thin soil on volcanic rocks along the Neale grade between Chico and Paradise. Comment
  JEPS117135  Polygonum bidwelliae Lowell Ahart 2010-5-7 16622 Butte On the south side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 353 Comment
  JEPS117267  Polygonum bidwelliae Lowell Ahart 2010-5-14 16642 Butte On the bottom of the old Humboldt Road, Disc Golf Area, about 150 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 395 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
  RSA3842  Polygonum bidwelliae A. A. Heller 1927-5-18 14391 Butte Along Neale grade on road from Chico to Paradise Comment
  SBBG61484  Polygonum bidwelliae A. A. Heller 1927-5-18 14391 Butte Neale grade on rd from Chico to Paradise Comment
  SEINET3405102 Image available Polygonum bidwelliae A. A. Heller 1927-5-18 14391 Butte Volcanic outcrops along Neale grade on road from Chico to Paradise Comment
  UC1136130  Polygonum bidwelliae J. E. Sowder 1933-6-2 79 Butte about 3 mi n Clear Creek; Chico Quadrangle Comment
  UC204383  Polygonum bidwelliae A. A. Heller 1914-5-18 11409 Butte near Hog Springs (6 mi e of Chico) Comment
  UC398664  Polygonum bidwelliae A. A. Heller 1927-5-18 14391 Butte along grade on road from Chico to Paradise; Neale grade Comment
  UC519233  Polygonum bidwelliae J. E. Sowder 1933-6-2 1412 Butte 3 mi n Clear Creek; Chico Quad. 274 Comment
  UC570215  Polygonum bidwelliae J. E. Sowder 1933-6-2 79 Butte about 3 mi n Clear Creek; Chico Quadrangle 274 Comment
  CHSC32757  Polygonum bolanderi J. D. Jokerst 1981-4-3 1282 Butte Butte Cr. Canyon, ca 1/2 mi E of Centerville at the top of the Penstock of PG and E power plant. 365 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
  CHSC103672  Polypodium calirhiza Lowell Ahart 2010-4-30 16592 Butte Below rim and above cliffs, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 360 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
  JEPS117728  Polypodium calirhiza Lowell Ahart 2010-4-30 16592 Butte Below rim and above cliffs, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 360 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
  CHSC1573  Potentilla glandulosa G. Herrington 1930-4-11 Butte Centerville road. 182 Comment
  CHSC87437  Potentilla glandulosa subsp. glandulosa R. D. Fischer 2004-3-28 101 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Collected along Guardian Trail at bottom of cliff face, below the Disk Golf Course. 396 Comment
  CHSC776  Prunella vulgaris var. lanceolata R. M. Staley 1952-7-1 Butte Honey Run. 182 Comment
  CHSC1585  Prunus subcordata V. Holt 1935-4-5 Butte Honey Run grade. 304 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
  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
  CHSC408  Pseudobahia heermannii B. Richardson 1925-3-25 Butte Centerville road. 91 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
  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
  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
  SFV10343  Psilocarphus tenellus M. L. Vincent 1963-6-8 403 Butte Sierra Nevada Honey Run Road. West of Paradise. Comment
  CHSC109605  Ptelea crenulata Lowell Ahart 2012-5-20 18094 Butte About 10 yards east of the Guardian Trail, southeast part of Upper Bidwell Park, northeast of Chico. 356 Comment
  JEPS119803  Ptelea crenulata Lowell Ahart 2012-5-20 18094 Butte About 10 yards east of the Guardian Trail, southeast part of Upper Bidwell Park, northeast of Chico. Comment
  RSA0036431  Ptelea crenulata Lowell A. Ahart 2012-5-20 18094 Butte About 10 yards east of the Guardian Trail, southeast part of Upper Bidwell Park, about 8 miles (air) northeast of Chico. 356 Comment
  CHSC52065  Pycnanthemum californicum B. Castro 1988-6-5 260 Butte Upper Little Chico Ck Cyn. 243 Comment
  CHSC109102  Quercus X morehus Lowell Ahart 2012-3-23 17799 Butte On the south side of the Old Humboldt Road cut, north end of the Disc Golf Area, about 50 yards west of Highway 32, about 5 miles (air) northeast of Chico. 395 Comment
  HSC104019  Quercus X morehus L. Ahart 2012-3-23 17799 Butte About 5 air mi. NE of Chico, ~ 50 yds. W of Hwy. 32; on the south side of the Old Humboldt Road cut, north end of the Disc Golf Area 395 Comment
  JEPS119837  Quercus X morehus Lowell Ahart 2012-3-23 17799 Butte On the south side of the Old Humboldt Road cut, north end of Disc Golf Area, about 50 yards west of Highway 32, about 5 miles (air) northeast of Chico. Comment
  SBBG126082  Quercus X morehus L. Ahart 2012-3-23 17799 Butte S side of Old Humboldt Rd cut, N end of Disc Golf Area, ca 50 yards W of Hwy 32, ca 5 mi NE of Chico 395 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
  A344579  Quercus chrysolepis A. A. Heller 1918-5-5 13016 Unknown Honey Run grade on a north slope in the digger pine and oak belt Comment
  CAS-BOT-BC62689  Quercus chrysolepis A. A. Heller 1918-5-5 13016 Butte Honey Run grade on a north slope Comment
  CAS-BOT-BC62690  Quercus chrysolepis A. A. Heller 1918-5-5 13016 Butte Honey Run grade on a north slope Comment
  GH344184  Quercus chrysolepis A. A. Heller 1918-5-5 13016 Unknown Honey Run grade on a slope in the digger pine and oak belt Comment
  UC726855  Quercus chrysolepis A. A. Heller 1918-5-5 13016 Butte above, on the n slope Butte Creek (Honey Run grade); Honey Run Grade Comment
  CHSC3255  Quercus douglasii Virginia Hagaman 1966-4-23 135 Butte 6 miles north of Chico on highway 32 at edge of road. Comment
  CHSC78081  Quercus douglasii April Glover 1997-4-4 30 Butte East of Chico between Big Chico Creek Canyon rim and Highway 32 with intermittent stream Mediterranean climate. 390 Comment
  GH344543  Quercus dumosa R. F. Hoover 1938-8-2 3719 Unknown Chico-Paradise road Comment
  SEINET10447141  Quercus dumosa Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7021 Butte 2/6 miles w of paradise on chico road. 610 Comment
  CAS-BOT-BC62784  Quercus garryana var. breweri Duncan Dunning 1921-8-10 37288 Butte Lassen National Forest, at Honey Run, Paradise Va road Comment
  CHSC33391  Quercus garryana var. breweri Lynette Wood 1979-4-25 Butte S of Paradise, ca 1 mi from junction with Neal Road, along Skyway. 414 Comment
  CHSC36132  Quercus garryana var. breweri Eric F. Heinitz 1979-4-25 2 Butte North side of Skyway, 3 mi w of Paradise. North of road ca. 15 m. 408 Comment
  CHSC624  Quercus kelloggii M. Roberson 1956-5-28 Butte Near Paradise along Skyway. 548 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
  CHSC628  Quercus wislizeni M. Roberson 1956-4-7 Butte SW of Paradise, along Skyway. 426 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
  CHSC622  Quercus wislizeni var. frutescens M. Roberson 1956-4-7 Butte SW of Paradise along Skyway. 426 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
  CHSC1483  Ranunculus alismifolius M. Roberson 1956-4-1 Butte SW of Paradise, along Skyway. 426 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
  CHSC1481  Ranunculus hebecarpus M. Roberson 1956-2-5 Butte SW Paradise, along Skyway. 426 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
  POM150445  Ranunculus hebecarpus A. A. Heller, H. E. Brown 1902-5-6 s.n. Butte Berry Canyon (near Clear Creek). Comment
  CHSC1487  Ranunculus muricatus R. Morford 1941-4-21 Butte Butte Creek. 121 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
  A378331  Rhamnus crocea var. ilicifolia A. A. Heller 1915-4-20 11847 Unknown 2 miles below Centerville in the Sierra foothills Comment
  GH378217  Rhamnus crocea var. ilicifolia A. A. Heller & H. E. Brown 1902-5-10 5522 Unknown Berry Canyon (Near Clear Creek) Comment
  GH378219  Rhamnus crocea var. ilicifolia A. A. Heller 1915-4-20 11847 Unknown 2 miles below Centerville in the Sierra foothills Comment
  CAS-BOT-BC59883  Rhamnus ilicifolia A. A. Heller 1915-4-20 11847 Butte 2 mi. below Centerville in the Sierra Foothills. Comment
  CAS-BOT-BC59884  Rhamnus ilicifolia A. A. Heller 1915-4-20 11847 Butte 2 mi. below Centerville in the Sierra Foothills. Comment
  CAS-BOT-BC59886  Rhamnus ilicifolia A. A. Heller; H. E. Brown 1902-5-10 5522 Butte Berry Canyon (near Clear Creek). Comment
  CAS-BOT-BC59887  Rhamnus ilicifolia A. A. Heller; H. E. Brown 1902-5-10 5522 Butte Berry Canyon (near Clear Creek). Comment
  CHSC1529  Rhamnus ilicifolia M. Roberson 1956-4-16 Butte SW. Paradise, along Skyway. 426 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
  CHSC51909  Rhamnus ilicifolia L. P. Janeway 1988-3-12 2602 Butte Low in cyn of Little Chico Cr ca 2 air mi S of Ten Mile House. Top of cliff along inner gorge. 243 Comment
  LA207835  Rhamnus ilicifolia A. A. Heller; 1915-4-20 11847 Butte 2 mi. below Centerville in the Sierra foothills Comment
  POM136612  Rhamnus ilicifolia A. A. Heller, H. E. Brown 1902-5-10 5522 Butte Berry Canyon (Near Clear Creek). Comment
  RSA31115  Rhamnus ilicifolia A. A. Heller 1915-4-20 11847 Butte 2 miles below Centerville in the Sierra foothills Comment
  UC1121842  Rhamnus ilicifolia J. E. Sowder 1933-11-27 132 Butte near Hog Spring; Chico Quad. 243 Comment
  UC870831  Rhamnus ilicifolia A. A. Heller 1915-4-20 11847 Butte 2 mi below Centerville (in the Sierra foothills); Sierra 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
  POM136575  Rhamnus tomentella subsp. tomentella A. A. Heller, H. E. Brown 1902-5-6 s.n. Butte Berry Canyon (near Clear Creek). Comment
  RSA301134  Rhamnus tomentella subsp. tomentella D. C. Michener 1982-7-28 4137 Butte Foothill woodland on volcanic soils on both sides of 32, 8.3 miles NE of jct with 99 near Chico. Comment
  RSA518945  Rhamnus tomentella subsp. tomentella J. T. Howell 1975-6-15 51073 Butte Butte Creek near Chico 6 Comment
  UC870862  Rhamnus tomentella subsp. tomentella A. A. Heller 1915-5-17 11882 Butte 5 mi e Chico; Canyon of Chico Creek Comment
  CHSC103705  Rhus aromatica Lowell Ahart 2010-5-14 16674 Butte On the south side of the Guardian Trail, about 1/4 mile west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 301 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
  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
  JEPS117275  Rhus trilobata Lowell Ahart 2010-5-14 16674 Butte On the south side of the Guardian Trail, about 1/4 mile west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 301 Comment
  CHSC44063  Rhynchospora californica L. P. Janeway 1988-6-14 2761 Butte NW side of cyn of Little Chico Cr ca 2 air mi S of Ten Mile House. 259 Comment
  CHSC44062  Rhynchospora capitellata L. P. Janeway 1988-6-19 2828 Butte Near (above and not visible from) Honey Run Rd 0.6 mi SW of Skyway, Paradise. 457 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
  CAS-BOT-BC147378  Rosa californica Grace Kermode 1899-5-30 s.n. Butte Centerville Comment
  CAS-BOT-BC147379  Rosa californica A. A. Heller; H. E. Brown 1902-5-14 5546 Butte Berry Canyon (Near Clear Creek) Comment
  CHSC1592  Rosa californica R. M. Staley 1952-7-2 Butte Honey Run. 182 Comment
  CHSC26640  Rosa californica M. S. Taylor 1977-11-10 1533 Butte In Devils Kitchen on s side of Upper Bidwell Park Rd, Chico. 243 Comment
  GH345878  Rosa californica A. A. Heller & H. E. Brown 1902-5-14 5546 Unknown Berry Canyon (Near Clear Creek) Comment
  POM140209  Rosa californica A. A. Heller, H. E. Brown 1902-5-14 5546 Butte Berry Canyon (near Clear Creek) 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
  CHSC22814  Rubus laciniatus Robert A. Schlising 1964-6-11 2720 Butte 0.7 miles south of Paradise along Honeyrun Road. 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
  CHSC90031  Rumex crispus Lesly Hess 2001-5-3 Butte Honey Run Bridge. Comment
  CHSC103683  Sagina apetala Lowell Ahart 2010-4-30 16583 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 369 Comment
  CHSC106864  Sagina apetala Lowell Ahart 2011-4-28 17331 Butte Along trail in the Disc Golf Area, about 130 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 398 Comment
  JEPS118328  Sagina apetala Lowell Ahart 2011-4-28 17331 Butte Along trail in the Disc Golf Area, about 130 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 398 Comment
  CHSC109087  Sagina decumbens subsp. occidentalis Lowell Ahart 2012-4-20 17899 Butte Seep along a small wash, east of South Rim Trail, south of Bloody Pin Trail, about 5/8 mile west of Highway 32, about 7 miles northeast of Chico, south part of Upper Bidwell Park. 243 Comment
  JEPS119540  Sagina decumbens subsp. occidentalis Lowell Ahart 2012-4-20 17899 Butte East side of South Rim Trail, south of Bloody Pin Trail, about 5/8 mile west of Highway 32, about 7 miles northeast of Chico, south part of Upper Bidwell Park. 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
  CHSC84643  Salix lasiolepis var. lasiolepis Matt Quinn 2001-4-29 50 Butte Found along edge of Butte Creek approximately 1/4 mile downstream of Steel Bridge on Centerville Road. 158 Comment
  GH384561  Salix scouleriana A. A. Heller 1915-4-20 11858 Unknown 7 miles below Centerville in the Sierra foothills 76 Comment
  CHSC20129  Salvia columbariae D. Joley 1968-8-5 73 Butte Found growing on Centerville Rd. Comment
  A386208  Sambucus nigra subsp. caerulea A. A. Heller & H. E. Brown 1902-5-14 5550 Unknown Berry Canyon (Near Clear Creek) Comment
  CAS-BOT-BC238621  Sambucus nigra subsp. caerulea A. A. Heller; H. E. Brown 1902-5-14 5550 Butte Berry Canyon (Near Clear Creek) Comment
  CHSC101262  Sanicula bipinnata Lowell Ahart 2009-4-17 15558 Butte On the south slope of a ridge, about 200 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  CHSC24935  Sanicula bipinnata Brad R. Parker 1976-3-20 2 Butte Ca. 10.8 mi nne of Chico, ca. 150 yds off the nw side of the Skyway, below a volcanic mudflow cliff. 259 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
  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
  JEPS115317  Sanicula bipinnata Lowell Ahart 2009-4-17 15558 Butte On the south slope of a ridge, about 200 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  RSA754445  Sanicula bipinnata L. Ahart 2009-4-17 15558 Butte S slope of a ridge, about 150-200 yards W of Highway 32, near the S boundary, Upper Bidwell park, about 5 air miles NE of Chico. 373 Comment
  CHSC31412  Sanicula bipinnatifida Howard Paul 1980-4-23 11 Butte Along the s rim of Chico Creek canyon, ca. .2 mi n of Highway 32, 6.2 mi e of Chico. 259 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
  CHSC1976  Sanicula bipinnatifida var. flava M. Roberson 1956-4-9 Butte SW of Paradise, along Skyway. 426 Comment
  POM133553  Sanicula crassicaulis A. A. Heller, H. E. Brown 1902-5-8 5506 Butte Berry Canyon (near Clear Creek) Comment
  RSA52125  Sanicula crassicaulis A. A. Heller, H. E. Brown 1902-5-8 5506 Butte Berry Canyon (near Clear Creek) Comment
  CHSC103977  Sanicula tuberosa Lowell Ahart 2010-5-7 16621 Butte On the south side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 353 Comment
  JEPS117134  Sanicula tuberosa Lowell Ahart 2010-5-7 16621 Butte On the south side of a trail, west of disk golf area, on a ridge about 350 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 353 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
  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
  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
  CHSC52199  Scutellaria californica L. P. Janeway 1988-5-29 2702 Butte Low in cyn of Little Chico Cr ca 2 mi S of Ten Mile House. 243 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
  CHSC796  Scutellaria tuberosa M. Davidson 1929-3-22 Butte Near Paradise. 457 Comment
  CHSC797  Scutellaria tuberosa M. Roberson 1956-4-2 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC87419  Scutellaria tuberosa R. D. Fischer 2004-3-13 109 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Collected along Humboldt Trail. 434 Comment
  CAS-BOT-BC415018  Sedella pumila A. A. Heller; H. E. Brown 1902-5-7 5486 Butte Berry Canyon (near Clear Creek) Comment
  CAS-BOT-BC415020  Sedella pumila A. A. Heller; H. E. Brown 1902-5-7 5486 Butte Berry Canyon (near Clear Creek) Comment
  CAS-BOT-BC415021  Sedella pumila A. A. Heller; H. E. Brown 1902-5-7 5486 Butte Berry Canyon (near Clear Creek) 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
  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
  CHSC90600  Sedella pumila John P. McKeon 1980-4-24 12 Butte Ca. 30 m s of jct of Hwy 32 and Humboldt Rd. 20 m e of Hwy 32. 8.3 km e of Chico. 265 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
  POM142368  Sedella pumila A. A. Heller, H. E. Brown 1902-5-7 5486 Butte Berry Canyon (Near Clear Creek). From the type region. 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
  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
  CHSC28876  Selaginella hansenii M. S. Taylor 1980-3-1 2346 Butte Overlooking Hamlin Canyon, ca. 1/4 mi se of Elliot Spring House on Neal Rd, ca. 2 mi sw of Paradise. 301 Comment
  JEPS116133  Selaginella hansenii Lowell Ahart, John Dittes, Steve Green 2009-1-17 15475 Butte Bottom of cliffs, about 20 yards south of Guardian Rock Trail, near Guardian Rock, about 1/8 mile west of the intersection of Humboldt Trail and Guardian Rock Trail, Upper Bidwell Park 335 Comment
  UC150824  Selaginella hansenii A. A. Heller 1902-5-6 5466 Butte near Clear Creek Berry Canyon Comment
  CHSC100794  Selaginella wallacei Lowell Ahart; John Dittes, Steve Green 2009-1-17 15473 Butte Large rock on the south side of Guardian Rock Trail, about 20 yards west of the intersection of Humboldt Trail and Guardian Rock Trail, Upper Bidwell Park. 321 Comment
  CHSC28666  Selaginella wallacei J. D. Jokerst 1979-7-1 402 Butte Upper most rim rock S.E. of Big Chico Cr. 365 Comment
  RSA755636  Selaginella wallacei Lowell A. Ahart, John Dittes, Steve Green 2009-1-17 15473 Butte Large rock on the south side of Guardian Rock Trail, about 20 yards west of the intersection of Humboldt Trail and Guardian Rock Trail, Upper Bidwell Park. 322 Comment
  CHSC413  Senecio aronicoides M. Roberson 1956-4-23 Butte SW of Paradise along Skyway. 426 Comment
  CDA38819  Senecio sylvaticus L. Ahart 2012-4-9 17843 Butte On the basalt rim, high east edge of Big Chico Creek, about 20 yards west of the South Rim Trail, south part of Upper Bidwell Park, about 2 1/2 miles (air) northeast of Chico. Comment
  CHSC108822  Senecio sylvaticus Lowell Ahart 2012-4-9 17843 Butte High east cliff edge of Big Chico Creek, about 20 yards west of South Rim Trail, south part of Upper Bidwell Park, about 2 1/2 miles (air) northeast of Chico. 206 Comment
  JEPS119593  Senecio sylvaticus Lowell Ahart 2012-4-9 17843 Butte About 20 yards west of South Rim Trail, south part of Upper Bidwell Park, about 2 1/2 miles (air) northeast of Chico. Comment
  RSA0060801  Senecio sylvaticus Lowell A. Ahart 2012-4-9 17843 Butte High east cliff edge of Big Chico Creek, about 20 yards west of South Rim Trail, south part of Upper Bidwell Park, about 2.5 miles (air) northeast of Chico. 206 Comment
  CDA34164  Senecio vulgaris L. Ahart 2009-4-17 15539 Butte On the south slope of a ridge about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. Comment
  CHSC101284  Senecio vulgaris Lowell Ahart 2009-4-17 15539 Butte South slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  CHSC419  Senecio vulgaris M. Roberson 1956-4-7 Butte SW of Paradise, along Skyway. 426 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
  JEPS115314  Senecio vulgaris Lowell Ahart 2009-4-17 15539 Butte South slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  CHSC28614  Setaria pumila M. S. Taylor 1979-10-3 2221 Butte Near creek, Butte Creek canyon, ca. 1/4 mi upstream from bridge crossing Butte Creek at Helltown Rd, ca. 7 mi ne of Covered Bridge. 243 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
  CDA34168  Sherardia arvensis L. Ahart 2009-4-17 15547 Butte On the south slope of a ridge about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. Comment
  CHSC101258  Sherardia arvensis Lowell Ahart 2009-4-17 15547 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  JEPS115327 Image available Sherardia arvensis Lowell Ahart 2009-4-17 15547 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  RSA754578  Sherardia arvensis L. Ahart 2009-4-17 15547 Butte S slope of a ridge, about 150-200 yards W of Highway 32, near the S boundary, Upper Bidwell park, about 5 air miles NE of Chico. 373 Comment
  CAS-BOT-BC5780  Sidalcea asprella var. robusta A. A. Heller 1915-5-17 11879 Butte Along Chico Creek 5 miles E of Chico Comment
  CHSC1045  Sidalcea calycosa F. Johnson 1937-7-25 Butte Above Covered Bridge, on Butte Creek. 152 Comment
  CHSC1046  Sidalcea calycosa R. M. Staley 1952-6-28 Butte Honey Run. 304 Comment
  CHSC13730  Sidalcea calycosa J. G. Moore 1970-5-27 153 Butte Honey Run Rd., 2 mi. w of Paradise. Comment
  CHSC3519  Sidalcea calycosa John Francis 1966-4-16 114 Butte 3.7 miles E. of covered bridge (Honey Run). Comment
  CHSC3525  Sidalcea calycosa John Francis 1966-4-23 134 Butte 1.5 miles E. of covered bridge (Honey Run). Comment
  CHSC13729  Sidalcea hartwegii J. G. Moore 1970-4-7 147 Butte Skyway, 2 mi. w of Paradise. 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
  POM61856  Sidalcea hartwegii A. A. Heller, H. E. Brown 1902-5-9 5512 Butte Berry Canyon (near Clear Creek) from type region Comment
  SEINET3228076 Image available Sidalcea hartwegii A. A. Heller, H. E. Brown 1902-5-9 Butte Berry Canyon (Near Clear Creek). Comment
  CAS-BOT-BC213187  Sidalcea robusta A. A. Heller 1915-5-17 11879 Butte Uplands along Chico Creek 5 miles east of Chico Comment
  CAS-BOT-BC213189  Sidalcea robusta A. A. Heller; H. E. Brown 1902-5-8 5496 Butte Berry Canyon, near Clear Creek Comment
  CAS-BOT-BC213190  Sidalcea robusta A. A. Heller; H. E. Brown 1902-5-8 5496 Butte Berry Canyon, near Clear Creek 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
  GH420921  Sidalcea robusta A. A. Heller 1902-5-8 5496 Unknown Berry Canyon (near Clear Creek) Comment
  GH58111  Sidalcea robusta A. A. Heller 1915-5-17 11879 Unknown Chico, Volcanic uplands along Chico creek, 5 miles east of Chico Comment
  NY222070  Sidalcea robusta A. A. Heller 1915-5-17 11879 Butte Volcanic uplands along Chico creek 5 miles east of Chico in the Quercus douglasii belt Comment
  POM61850  Sidalcea robusta A. A. Heller, H. E. Brown 1902-5-8 s.n. Butte Berry Canyon (near Clear Creek). Comment
  RSA88031  Sidalcea robusta C. L. Hitchcock 1952-5-28 19535 Butte Along Paradise-Durham Road about 5 miles south of Paradise Comment
  CHSC219  Silene gallica M. Roberson 1956-5-14 Butte S.W. of Paradise, along Skyway. 426 Comment
  CHSC87537  Silene gallica R. D. Fischer 2004-4-20 131 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Located along Guardian Trail, north of Disk Golf Course and prior junction of Bloody Pin Trail. 274 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
  CHSC81483  Silene laciniata subsp. californica Julie Rose 2000-4-25 90 Butte 6.8 miles on Hwy 32 East to Green Gate. About a quarter mile down the trail. 365 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
  CHSC95140  Sisymbrium officinale R. D. Fischer 2004-1-1 796 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy 32. Plants found along the Guardian Trail below the Disc Golf Course. 335 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
  CHSC3517  Sisyrinchium bellum John Francis 1966-4-16 108 Butte 3.7 miles E. of covered bridge (Honey Run). Comment
  CHSC26639  Solanum americanum M. S. Taylor 1977-6-12 1531 Butte In Devils Kitchen, on s side of Upper Bidwell Park Rd, Chico. 243 Comment
  CHSC1940  Solanum parishii V. Holt 1935-4-5 Butte Honey Run grade. 365 Comment
  CHSC1943  Solanum parishii M. Roberson 1956-5-21 Butte Near Paradise, along Skyway. 426 Comment
  CHSC45723  Solanum parishii Cathy Young 1988-4-24 17 Butte Ca. 5.5 mi ne of Chico and 50 yds se of Highway 32. 256 Comment
  NY821150  Solanum parishii A. A. Heller 1902-5-6 5455 Butte Berry Canyon (Near Clear Creek) Comment
  CAS-BOT-BC157056  Solanum umbelliferum A. A. Heller; H. E. Brown 1902-5-6 5455 Butte Berry Canyon (Near Clear Creek) Comment
  GH244888  Solanum umbelliferum A. A. Heller & H. E. Brown 1902-5-6 Unknown Berry Canyon (Near Clear Creek) Comment
  CHSC103696  Soliva sessilis Lowell Ahart 2010-5-14 16641 Butte Along a trail in the Disc Golf Area, about 130 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 398 Comment
  JEPS117269  Soliva sessilis Lowell Ahart 2010-5-14 16641 Butte Along a trail in the Disc Golf Area, about 130 yards north of the entrance to the Disc Golf Area, about 40 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 398 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
  CHSC84632  Spartium junceum Matt Quinn 2001-4-29 49 Butte Along creeks in the foothills of Butte County. Collected on gravel bar on Butte Creek approximately 1/4 mile downstream of Steel Bridge on Centerville Road. 158 Comment
  CHSC103974  Spergularia bocconi Lowell Ahart 2010-5-7 16610 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 369 Comment
  JEPS117229  Spergularia bocconi Lowell Ahart 2010-5-7 16610 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 369 Comment
  CHSC1610  Spiraea douglasii R. M. Staley 1952-7-13 Butte Butte Creek. Comment
  CHSC46292  Stachys ajugoides var. rigida Vernon Oswald 1989-5-11 3764 Butte Santos Rd between Hwy 32 and Doe Mill Ridge, s of Little Chico Creek. 365 Comment
  CHSC808  Stachys ajugoides var. rigida M. Roberson 1956-5-14 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC52076  Stachys pycnantha B. Castro 1988-6-5 261 Butte Upper Little Chico Ck Cyn. 243 Comment
  GH402357  Stachys stebbinsii A. A. Heller & H. E. Brown 1902-5-9 5516 Unknown Berry Canyon (Near Clear Creek) Comment
  CHSC26645  Stachys stricta M. S. Taylor 1977-11-12 1534 Butte In Devil's Kitchen, Upper Bidwell Park, Chico. 243 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
  CHSC231  Stellaria media M. Roberson 1956-4-7 Butte SW of Paradise, along Skyway. 426 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
  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
  CAS-BOT-BC87513  Streptanthus tortuosus 1929-4-1 s.n. Butte Flower Show. Comment
  CHSC23534  Symphoricarpos albus var. laevigatus M. S. Taylor 1976-3-9 1020 Butte Around Burton's Mesa, ca. 500 yds N of the Skyway, ca. 13 mi E of Chico. 457 Comment
  CHSC28624  Symphyotrichum chilense M. S. Taylor 1979-10-3 2220 Butte In Butte Creek Canyon, ca 1/4 mi upstream from bridge crossing Butte Creek at Helltown Rd, ca 15 mi E of Chico. 243 Comment
  JEPS116044  Taeniatherum caput-medusae Lowell Ahart 2009-4-17 15551 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  CHSC103970  Tauschia hartwegii Lowell Ahart 2010-5-7 16631 Butte On south side of Guardian Trail, about 1/4 mile west of Highway 32, Upper Bidwell Park, about 4 3/4 miles (air) northeast of Chico. 301 Comment
  CHSC1988  Tauschia hartwegii M. Roberson 1956-4-2 Butte SW of Paradise, along Skyway. 426 Comment
  JEPS117227  Tauschia hartwegii Lowell Ahart 2010-5-7 16631 Butte On south side of Guardian Trail, about 1/4 mile west of Highway 32, Upper Bidwell Park, about 4 3/4 miles (air) northeast of Chico 301 Comment
  CAS-BOT-BC88199  Thysanocarpus curvipes A. A. Heller; H. E. Brown 1902-5-12 5528 Butte Berry Canyon (near Clear Creek). 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
  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
  CHSC39778  Thysanocarpus curvipes G. K. Mead 1976-4-14 18 Butte Ca. 10 ft from S side of Honeyrun Road and 15.6 mi ESE Chico. 137 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
  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
  UCD116023  Thysanocarpus curvipes M. Vincent 1961-3-28 13 Butte Skyway between Chico and Paradise, overlooking 'Little Grand Canyon. 609 Comment
  CHSC562  Thysanocarpus curvipes var. curvipes M. Roberson 1956-4-16 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC103688  Thysanocarpus curvipes var. elegans Lowell Ahart 2010-4-30 16597 Butte Below rim and above cliffs, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 360 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
  JEPS117142  Thysanocarpus curvipes var. elegans Lowell Ahart 2010-4-30 16597 Butte Below rim and above cliffs, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 360 Comment
  CHSC111114  Torilis arvensis Lowell Ahart 2012-5-20 18091 Butte On the east side of the Humboldt trail, northeast of the Disc Golf Course, southeast part of Upper Bidwell Park, northwest of Chico. 365 Comment
  JEPS119801  Torilis arvensis Lowell Ahart 2012-5-20 18091 Butte On the east side of the Humboldt Trail, northeast of the Disc Golf Course, southeast part of Upper Bidwell Park, northeast of Chico. Comment
  CDA42887  Torilis arvensis subsp. purpurea L. Ahart 2012-5-2 18091 Butte On the east side of the Humboldt Trail, northeast of the Disc Golf Course, southeast part of Upper Bidwell Park, northeast of Chico. 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
  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
  CHSC36832  Toxicodendron diversilobum Neal Schaeffer 1982-4-19 4 Butte Hwy 32, 3km n of Humboldt Rd/Hwy 32 junction. 425 Comment
  CHSC97  Toxicodendron diversilobum M. Roberson 1956-4-23 Butte S.W. of Paradise, along Skyway 426 Comment
  CHSC2327  Toxicoscordion venenosum var. venenosum D. Smith 1935-5-24 Butte Honey Run. 243 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
  CHSC4181  Trifolium albopurpureum var. olivaceum E. P. Parreno 1967-4-10 Butte Common along roadsides. Skyway. 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
  CHSC969  Trifolium ciliolatum M. Roberson 1956-5-21 Butte SW of Paradise, along Skyway. 426 Comment
  POM21439  Trifolium ciliolatum A. A. Heller, H. E. Brown, A. H. Heller 1902-5-8 7348 Butte Berry Canyon (near Clear Creek) Comment
  CHSC101289  Trifolium depauperatum var. amplectens Lowell Ahart 2009-4-17 15541 Butte Along an old road, on the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  CHSC103668  Trifolium depauperatum var. amplectens Lowell Ahart 2010-4-30 16587 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 369 Comment
  JEPS115325  Trifolium depauperatum var. amplectens Lowell Ahart 2009-4-17 15541 Butte Along an old road, on the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  CHSC101288  Trifolium depauperatum var. depauperatum Lowell Ahart 2009-4-17 15540 Butte Along an old road, on the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  CHSC55495  Trifolium depauperatum var. depauperatum Dan Morgan 1990-4-21 15 Butte Indian Springs Rd., .3 mi W of Neal Rd. Paradise. 243 Comment
  JEPS115326  Trifolium depauperatum var. depauperatum Lowell Ahart 2009-4-17 15540 Butte Along an old road, on the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  CHSC103682  Trifolium glomeratum Lowell Ahart 2010-4-30 16586 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 369 Comment
  CHSC94049  Trifolium glomeratum R. D. Fischer 2005-5-18 723 Butte Sierra Nevada foothills, adjacent Hwy. 32, ca. 4 miles east of Chico in Bidwell Park. Plants growing on the ridge top at the south end of Humboldt Trail on the old roadbed. 426 Comment
  JEPS117146  Trifolium glomeratum Lowell Ahart 2010-4-30 16586 Butte Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 369 Comment
  CHSC101260  Trifolium microcephalum Lowell Ahart 2009-4-17 15542 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  JEPS115324  Trifolium microcephalum Lowell Ahart 2009-4-17 15542 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  CDA34699  Trifolium oliganthum L. Ahart 2010-4-3 16591 Butte On steep grassy east slope along a trail, below rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32. Upper Bidwell Park, about 5 miles (air) northeast of Chico. Comment
  CHSC103680  Trifolium oliganthum Lowell Ahart 2010-4-30 16591 Butte Along a trail, below rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 360 Comment
  JEPS117144  Trifolium oliganthum Lowell Ahart 2010-4-30 16591 Butte Along a trail, below rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 360 Comment
  UC132225  Trifolium pratense Drury Butler 1906-4-5 Butte John Adams P. O. Comment
  CHSC95208  Trifolium subterraneum R. D. Fischer 2004-3-28 810 Butte Chico. Sierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition off Hwy. 32. Collected off the disturbed trail soil, of Tuscan mudflow, near the lower entrance to the Disk Golf Course. 396 Comment
  CHSC101255  Trifolium variegatum Lowell Ahart 2009-4-17 15543 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 Comment
  JEPS115295  Trifolium variegatum Lowell Ahart 2009-4-17 15543 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  RSA754577  Trifolium variegatum L. Ahart 2009-4-17 15543 Butte S slope of a ridge, about 150-200 yards W of Highway 32, near the S boundary, Upper Bidwell park, about 5 air miles NE of Chico. 373 Comment
  CHSC991  Trifolium variegatum var. major R. M. Staley 1952-7-3 Butte Honey Run. 243 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
  UC725941  Trifolium willdenovii A. A. Heller 1938-5-4 15059 Butte e Chico (near covered bridge over Butte Creek) Comment
  SBBG93235  Triphysaria eriantha subsp. eriantha J. Ingram, A. Ingram 1960-4-5 285 Butte Neal Rd, ca. 2 mi S of Paradise 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
  CHSC103700  Triteleia hyacinthina Lowell Ahart 2010-5-14 16663 Butte Along a small drainage, Disc Golf Area, about 200 yards west of the entrance to the Disc Golf Area, west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 350 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
  JEPS117207  Triteleia hyacinthina Lowell Ahart 2010-5-14 16663 Butte Along a small drainage, Disc Golf Area, about 200 yards west of the entrance to the Disc Golf Area, west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 350 Comment
  UC1537202  Triteleia hyacinthina Gordon H. True Jr. 1938-4-10 859 Butte 5 mi w Paradise 304 Comment
  CHSC101300  Triteleia laxa Lowell Ahart 2009-4-17 15549 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 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
  CHSC45018  Triteleia laxa Elizabeth L. Knight 1988-4-23 21 Butte Ca. 9 m ene of Chico and 2 m sws of Centerville, ca. 1000 ft w of Butte Creek. 129 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
  CHSC84650  Triteleia laxa Matt Quinn 2001-4-4 16 Butte Along Honey Run Creek. In meadows just upstream of confluence with Little Butte Creek. 182 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
  HSC38021  Triteleia laxa Thomas W. Nelson, Jane P. Nelson 1976-5-10 2481 Butte S facing slope beside Hwy. 191, 1 mi. W of Paradise Comment
  JEPS115316  Triteleia laxa Lowell Ahart 2009-4-17 15549 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  POM169664  Triteleia laxa A. A. Heller, H. E. Brown 1902-5-8 5505 Butte Berry Canyon (near Clear Creek) 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
  CHSC31918  Umbellularia californica M. S. Taylor 1981-2-11 3383 Butte Along n side of Honey Run Grade, ca. 4 mi e of Covered Bridge, ca. 11 mi e of Chico. 304 Comment
  CHSC3508  Umbellularia californica M. Gregg 1966-2-21 19 Butte On Neal Rd. down from Paradise. 1/2 mile up from the water fountain. 304 Comment
  CHSC3583  Umbellularia californica Susan Carruthers 1966-2-21 15 Butte Ca. 6.2 mi N. of 99E highway (main valley highway) on Neal Road 15 mi S. E. of City of Chico. 365 Comment
  CHSC3632  Umbellularia californica Alice L. Stoll 1966-2-21 23 Butte Neal Road, 6.2 miles N.E. of 99E. near Paradise. 365 Comment
  CHSC52091  Umbellularia californica Dale Johnson 1979-4-2 1 Butte Humbug Road 5 mi ne of Skyway 5 mi from Chico. Comment
  CHSC90087  Umbellularia californica Ross Rowland 2001-2-21 3 Butte At the end of Keffer Lane; 1/4 mile north of Skyway in Paradise. 493 Comment
  CHSC29989  Uropappus lindleyi J. D. Jokerst 1979-3-31 184 Butte Bottom of Little Chico Creek Canyon adjacent to and SE of creek. 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
  CHSC395  Uropappus lindleyi M. Roberson 1956-5-2 Butte SW of Paradise along Skyway. 426 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
  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
  CHSC90085  Veronica persica Ross Rowland 2001-3-26 10 Butte At the end of Keffer Lane; 1/4 mile north of Skyway in Paradise. 493 Comment
  CHSC2490  Vicia americana var. americana W. Fitzwater 1958-4-19 Butte Humboldt Rd., Chico area. 548 Comment
  CHSC84649  Vicia americana var. americana Matt Quinn 2001-4-29 47 Butte Around Butte County, collected from gravel bar on Butte Creek 1/4 mile downstream of Steel Bridge on Centerville Road. 158 Comment
  CDA34702  Vicia benghalensis L. Ahart 2010-5-14 16635 Butte On the west side of Highway 32, just north of the entrance to the Disc Golf Area, Upper Bidwell Park, about 5 miles (air) northeast of Chico. Comment
  CDA42888  Vicia sativa subsp. sativa L. Ahart 2012-5-2 18102 Butte Where the Humboldt Trail comes out to the old road and Highway 32, southeast part of Upper Bidwell Park, northeast of Chico. Comment
  CHSC109626  Vicia sativa subsp. sativa Lowell Ahart 2013-5-20 18102 Butte Where the Humboldt Trail comes out to the old road and Highway 32, southeast part of Upper Bidwell Park, northeast of Chico. 398 Comment
  JEPS119799  Vicia sativa subsp. sativa Lowell Ahart 2012-5-20 18102 Butte Where the Humboldt Trail, comes out to the old road and Highway 32, southeast part of Upper Bidwell Park, northeast of Chico. Comment
  RSA0036650  Vicia sativa subsp. sativa Lowell A. Ahart 2012-5-20 18102 Butte Where the Humboldt Trail comes out to the old road and Highway 32, southeast part of Upper Bidwell Park, northeast of Chico. 398 Comment
  CHSC103989  Vicia villosa subsp. varia Lowell Ahart 2010-5-14 16635 Butte On the west side of Highway 32, just north of the entrace to the Disc Golf Area, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 376 Comment
  CHSC90026  Vicia villosa subsp. varia Ross Rowland 2001-4-25 60 Butte On east side of Longview Road about 20 yards north of Skyway in Paradise. 616540mE/4400340mN/zone 10N. 463 Comment
  JEPS117273  Vicia villosa subsp. varia Lowell Ahart 2010-5-14 16635 Butte On the west side of Highway 32, just north of the entrace to the Disc Golf Area, Upper Bidwell Park, about 5 miles (air) northeast of Chico 376 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
  CHSC23139  Viola douglasii M. S. Taylor 1976-2-25 1006 Butte Ca. 50 m n of Humbolt Rd, ca. 5 mi e of Chico. 152 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
  SEINET11991645  Viola douglasii M. P. Howe 1984-1 16 Butte Paradise West Quadrangle, Salmon Hole, upper Bidwell Park 183 Comment
  CHSC2929  Viola purpurea subsp. purpurea W. Fitswater 1958-4-12 Butte Along Humboldt Rd., Chico area. 304 Comment
  CHSC2034  Viola purpurea subsp. quercetorum M. Roberson 1956-4-7 Butte SW of Paradise, along Skyway. 426 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
  CHSC103973  Vulpia microstachys var. ciliata Lowell Ahart 2010-5-7 16608 Butte Near area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 369 Comment
  CHSC49592  Vulpia microstachys var. ciliata Vernon Oswald 1987-4-14 2320 Butte Hwy 32 between Chico and Forest Ranch at the 17.0 mile marker. 390 Comment
  JEPS117228  Vulpia microstachys var. ciliata Lowell Ahart 2010-5-7 16608 Butte Near area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico 369 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
  UCD94565  Vulpia microstachys var. pauciflora P. B. Kennedy 1929-5-4 s.n. Butte Chico to Paradise. Comment
  CDA34622  Vulpia myuros var. hirsuta L. Ahart 2009-4-17 15550 Butte On the south slope of a ridge about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. Comment
  CHSC101294  Vulpia myuros var. hirsuta Lowell Ahart 2009-4-17 15550 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico. 373 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
  CHSC2145  Vulpia myuros var. hirsuta M. Roberson 1956-4-23 Butte SW of Paradise, along Skyway. 426 Comment
  JEPS116042  Vulpia myuros var. hirsuta Lowell Ahart 2009-4-17 15550 Butte On the south slope of a ridge, about 150 yards west of Highway 32, near the south boundary, Upper Bidwell Park, about 5 miles (air) northeast of Chico 373 Comment
  CHSC39830  Woodwardia fimbriata Maxey; Jones 1928-4-25 Butte Butte Creek Canyon. Comment
  CHSC111115  Wyethia angustifolia Lowell Ahart 2012-5-20 18090 Butte On the east side of the Humboldt trail, northeast of the Disc Golf Course, southeast part of Upper Bidwell Park, northwest of Chico. 365 Comment
  CHSC434  Wyethia angustifolia M. Roberson 1956-5-4 Butte SW of Paradise, along Skyway. 426 Comment
  CHSC436  Wyethia angustifolia M. Roberson 1956-4-23 Butte SW of Paradise along Skyway. 426 Comment
  JEPS119800  Wyethia angustifolia Lowell Ahart 2012-5-20 18090 Butte On the east side of the Humboldt Trail, northeast of the Disc Golf Course, southeast part of Upper Bidwell Park, northeast of Chico. Comment
  RSA0036430  Wyethia angustifolia Lowell A. Ahart 2012-5-20 18090 Butte On the east side of the Humboldt Trail, northeast of the Disc Golf Course, southeast part of Upper Bidwell Park, northeast of Chico. 366 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
  CHSC89460  Xanthium strumarium T. C. Fuller 1965-9-14 14103 Sutter On w. bank of Sutter Bypass, 6 mi. s.e. of Robbins. 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
  CHSC645  Zeltnera venusta R. M. Staley 1952-7-4 Butte Honey Run. 304 Comment
  CHSC8628  Zeltnera venusta L. V. Ritter 1969-5-20 291 Butte Ca 2 mi. w of Paradise, 25 yds. s of Skyway. Comment



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