39.60194 39.70194 -121.68444 -121.58444 UC/JEPS: Consortium Search Results
Search Results — 1123 specimen records retrieved (1123 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  JEPS95255  Acer circinatum Steve Edwards 1992-5-17 Butte Vilas Road, 0.9 mi from its junction with Cohasset Road Comment
  CAS-BOT-BC29945  Achyrachaena mollis A. A. Heller 1914-4-11 11277 Butte 8 miles north of Oroville Comment
  CAS-BOT-BC29946  Achyrachaena mollis A. A. Heller 1914-4-11 11277 Butte 8 miles north of Oroville Comment
  CAS-BOT-BC29947  Achyrachaena mollis H. E. Brown 1897-4-15 s.n. Butte near Clear Creek Comment
  CHSC23474  Achyrachaena mollis A. R. Morrison 1974-4-18 Butte Ca. 5 mi e of Hwy 99 on Pentz road. Comment
  CHSC3811  Achyrachaena mollis L. E. Dunkel 1965-3-30 10 Butte Along Pentz Road ca. 1 mi e of junction with Clark Road. 45 Comment
  UC891062  Achyrachaena mollis A. A. Heller 1914-4-11 11277 Butte 8 mi n of Oroville Comment
  CHSC26746  Acmispon americanus var. americanus M. S. Taylor; M. Hayes 1977-8-16 1440 Butte On both sides of Williams Rd, ca. 1/2 mi n of its jct with Pentz Rd, on Butte College Campus, ca. 15 mi s of Chico. 60 Comment
  UCD103799  Acmispon americanus var. americanus A. A. Heller 1914-8-13 11692 Butte 8 miles north of Oroville. Comment
  UCD103752  Acmispon denticulatus A. A. Heller 1914-3-28 11238 Butte Hills 8 miles north of Oroville. Comment
  CHSC26729  Acmispon wrangelianus M. S. Taylor; M. Hayes 1978-4-14 1557 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  SEINET11708078  Adiantum capillus-veneris J. D. Mott 1978-1 10 Butte West Branch Feather River 280 Comment
  CHSC27785  Adiantum jordanii Bruce Hamren 1978-4-24 10 Butte West Branch of Feather River. 280 Comment
  CDA1641  Aegilops cylindrica D. Conway Jun 1991 Butte Butte College campus, 3536 Butte Campus Drive, 4 miles east of Durham on Durham-Penz Road 0 Comment
  CDA19906  Aegilops triuncialis R. Hill 2002-5-3 PDR 009409 Butte Northern California; Vicinity of Oroville. 0 Comment
  RSA458170  Aesculus californica M. M. Boney 1897-1 4217 Butte [No location information on label.] Comment
  CAS-BOT-BC22966  Agoseris heterophylla A. A. Heller; H. E. Brown 1902-5-6 s.n. Butte Berry Canyon (Near Clear Creek) Comment
  UC194711  Agoseris heterophylla var. cryptopleura A. A. Heller 1902-5-9 Butte near Clear Creek P. O. Comment
  UC57397  Agoseris heterophylla var. heterophylla H. E. Brown Apr 15 1897-Apr 30 1897 300 Butte near Clear Creek 53 Comment
  CAS-BOT-BC13341  Agoseris retrorsa A. A. Heller 1913-5-28 10766 Butte Along Table Mountain 8 miles north of Oroville 182 Comment
  CHSC100946  Agrostemma githago R. A. Schlising 1991-5-11 4659 Butte About 0.25 miles north of Gravel Pit Road, along Wheelock (=Messilla Valley) Road. 140 Comment
  UCD52789  Agrostis idahoensis August L. Hormay 1929-8-10 s.n. Butte Philbrook, near the Grahams Mine. Comment
  UCD53000  Agrostis idahoensis August L. Hormay 1929-8-19 s.n. Butte Philbrook, near Graham Mine. Comment
  CHSC36404  Aira caryophyllea Kirsten Tarp 1982-3-22 93 Butte 1 mi e of jct Hwy 149 and 99 on 149, ca. 13 mi se of Chico. 57 Comment
  CHSC41140  Aira caryophyllea R. L. Ondricek-Fallscheer 1982-3-22 132 Butte Along Hwy 149, ca. 1 mi e of jct. of Hwy 99 and Hwy149; ca. 11 mi se of Chico (Hwy 32). 60 Comment
  CHSC46618  Alisma lanceolatum Vernon H. Oswald 1988-8-5 3618 Butte Butte Community College, near the intersection of Durham-Pentz Rd and Clark Rd (Hwy 191). 85 Comment
  CHSC3460  Allium amplectens Roger Jaegel 1966-4-10 98 Butte Located along Pentz Road, two miles east of the intersection of Highway 99. Comment
  POM169682  Allium amplectens A. A. Heller, H. E. Brown 1902-5-7 2917 Butte Berry Canyon (Near Clear Creek). Comment
  POM110046  Allium peninsulare var. peninsulare George B. Grant 1902-05 H 5538 Butte Clear Creek. Comment
  CAS-BOT-BC274  Allocarya glyptocarpa Amos Arthur Heller 1914-3-16 11202 Butte Hills 8 miles N of Oroville Comment
  CHSC54374  Alopecurus saccatus M. Bailey 1991-3-29 555 Butte Butte College campus. Ca 200 feet s of Wallis Pond e of Williams Road and ca 1/4 mi n of Pentz Road. 85 Comment
  CHSC26667  Amaranthus albus M. S. Taylor; M. Hayes 1977-8-16 1442 Butte Butte College Campus, ca. 15 mi s of Chico. 60 Comment
  UC204582  Amaranthus albus A. A. Heller 1914-7-20 11579 Butte 8 mi n Oroville Comment
  UCD97152  Amaranthus albus A. A. Heller 1914-7-20 11579 Butte 8 miles north of Oroville. Comment
  UCD97759  Amaranthus retroflexus A. A. Heller 1915-8-20 12199 Butte 8 miles north of Oroville. Comment
  UC79551  Amsinckia H. E. Brown 1897-3-22 168 Butte near Clear Creek 53 Comment
  UC479936  Amsinckia eastwoodiae H. E. Brown Mar 3 1897-Mar 22 1897 168 Butte near Clear Creek 53 Comment
  CHSC29012  Amsinckia intermedia M. S. Taylor; J. D. Jokerst 1980-3-15 2385 Butte Clear Creek Cemetary, ca. 1 mi e of Clark Rd, ca. 7 mi sw of Paradise. 152 Comment
  CHSC34233  Amsinckia intermedia M. S. Taylor 1981-4-14 3527 Butte Nw corner of the jct of Wheelock Rd and Hwy 70, ca. 5 mi n of Oroville. 137 Comment
  CHSC54375  Amsinckia lycopsoides M. Bailey 1991-4-5 559 Butte Butte College campus, field n of Pentz Road and ca 1000 ft w of main entrance to campus. 85 Comment
  CHSC3249  Anagallis arvensis Virginia Hagaman 1966-3-21 81 Butte 2 miles from Cherokee on Clark Road at edge of road. Comment
  UC1609160  Aphanes macrosepala Vernon H. Oswald and Lowell Ahart 1993-3-24 5241 Butte E side of Dry Creek Canyon N of the historical site of Pentz, on the east side of a secondary drainage entering Dry Creek 2 mi N of Pentz Rd. 274 Comment
  CHSC26725  Aphanes occidentalis M. S. Taylor; M. Hayes 1978-4-14 1549 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  UC175568  Apocynum cannabinum A. A. Heller 1913-6-4 10779 Butte Table Mt. Olive Ranch n. of Oroville; Table Mt. Olive Ranch Comment
  CAS-BOT-BC407685  Arceuthobium americanum James Jokerst 1985-3-24 2176 Butte Cerokee Quad., near Serpentine Point 547 Comment
  CAS-BOT-BC24415  Arctostaphylos manzanita subsp. manzanita A. A. Heller 1914-2-16 s.n. Butte Table Mountain 8 mi. n. of Oroville. 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
  GH350978  Arctostaphylos patula A. A. Heller & H. E. Brown 1902-5-8 5495 Unknown Berry Canyon (Near Clear Creek) Comment
  UCD51951  Arctostaphylos truei John Thomas Howell 1975-6-15 51112 Butte 609 Comment
  CAS-BOT-BC137553  Aristida oligantha A. A. Heller 1914-7-15 11576 Butte Between Pentz and Dry Creek. Hills 8 miles north of Oroville. Comment
  CAS-BOT-BC137556  Aristida oligantha A. A. Heller 1914-7-15 11576 Butte Between Pentz and Dry Creek. Hills 8 miles north of Oroville. Comment
  GH341052  Aristida oligantha A. A. Heller 1914-6-15 11576 Unknown between Pentz and Dry Creek 131 Comment
  UC203846  Aristida oligantha A. A. Heller 1914-7-15 11576 Butte uplands between Pentz and Dry Creek Comment
  SD7868  Aristolochia californica R. M. Austin 1883-1 Butte 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
  POM16001  Astragalus gambelianus A. A. Heller 1902-5-8 8055 Butte Berry Canyon (near Clear Creek) Comment
  CHSC54383  Astragalus pauperculus M. Bailey 1991-3-15 552 Butte Butte College campus, ca 700 ft n of Pentz Road, on the eastern and southern ridges of knoll south of the Fire Training area. Near fence line. 109 Comment
  UC7052  Atriplex canescens unknown 1899-1 Butte Comment
  CHSC4394  Avena barbata R. L. Smith 1966-5-15 Butte Paradise, 5 mi sw of Post Office. Comment
  UC203847  Avena barbata A. A. Heller 1914-3-18 11207 Butte along small stream 8 mi n Oroville (near w base of Table Mt.) Comment
  RSA129570  Avena fatua C. G. Albertus 1933-6-6 21 Butte 1/4 mi. W. of Pentz [Rd.]; Chico 137 Comment
  UC577598  Avena fatua C. G. Albertus 1933-6-6 Butte 1/4 mi w Pentz; Chico Quadrangle Comment
  CHSC51719  Baccharis pilularis subsp. consanguinea M. Bailey 1990-10-30 479 Butte Growing along south side Middle Branch Clear Creek, at a point halfway between Butte Campus Drive and service road. Butte College Campus. Comment
  A386863  Baccharis salicifolia A. A. Heller 1914-3-28 11241 Unknown Dry Creek, 12 miles southeast of Chico Comment
  CAS-BOT-BC98187  Baccharis salicifolia A. A. Heller 1914-3-28 11241 Butte Dry Creek, 12 miles southeast of Chico Comment
  CAS-BOT-BC98188  Baccharis salicifolia A. A. Heller 1914-3-28 11241 Butte Dry Creek, 12 miles southeast of Chico Comment
  GH386855  Baccharis salicifolia A. A. Heller 1914-3-28 11241 Unknown bottoms of Dry Creek, 12 miles southeast of Chico Comment
  RSA30406  Baccharis salicifolia A. A. Heller 1914-3-28 11241 Butte Dry Creek, 12 miles southeast of Chico Comment
  UC893677  Baccharis salicifolia subsp. salicifolia A. A. Heller 1914-3-28 11241 Butte 12 mi se of Chico; Dry Creek Comment
  CAS-BOT-BC27831  Balsamorhiza macrolepis H. E. Brown 1897-4-15 208 Butte Near Clear Crerek 53 Comment
  NY162467  Balsamorhiza macrolepis H. E. Brown 1897-5-1 208 Butte Near Clear Creek 53.3 Comment
  CHSC25452  Bidens frondosa Marc Hayes; Warner 1977-9-12 101 Butte Ca. 10 m N of wooden foot-bridge across W branch of Clear Creek on Butte College Campus near the intersection of Pentz and Clark Rds. 82 Comment
  CHSC26659  Bidens frondosa M. S. Taylor 1977-8-16 1503 Butte In Clear Creek, Butte College Campus, ca. 15 mi S of Chico. 60 Comment
  NY31005  Blennosperma californicum H. E. Brown 1897-3-3 146 - Butte Near Clear Creek 53.3 Comment
  CAS-BOT-BC100689  Blennosperma nanum var. nanum H. E. Brown 1897-4-15 146 1/2 Butte near Clear Creek 53 Comment
  RSA34062  Boisduvalia stricta A. A. Heller 1900-5-8 5513 Butte Berry Canyon Comment
  CHSC68550  Brachypodium distachyon Lowell Ahart 1997-5-18 7740 Butte Clear Creek, south of the hay barn, Butte Junior College. 76 Comment
  JEPS94325  Brachypodium distachyon Lowell Ahart 1997-5-18 7740 Butte low water crossing Clear Creek, Butte Junior College, s of the hay barn Clear Creek; , Butte Junior College 76 Comment
  UC204947  Brassica nigra A. A. Heller 1914-3-13 11199 Butte low hills 8 mi n of Oroville (in many places in the Sacramento Valley); Sacramento Valley Comment
  CAS-BOT-BC145531  Briza minor Ira L. Wiggins 1925-3-25 1427 Butte 3.5 miles west of Pence on Pence-Durham Road. Comment
  CAS-BOT-BC145532  Briza minor A. A. Heller; H. E. Brown 1902-5-6 s.n. Butte Berry Canyon (near Clear Creek) Comment
  CAS-BOT-BC145533  Briza minor A. A. Heller 1914-4-14 11289 Butte Hills 8 miles north of Oroville. Comment
  CAS-BOT-BC145534  Briza minor A. A. Heller 1914-4-14 11289 Butte 8 miles north of Oroville. Comment
  CHSC26721  Briza minor M. S. Taylor; M. Hayes 1978-4-14 1555 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd on Butte College Campus, ca. 15 mi s of Chico. 30 Comment
  GH341501  Briza minor A. A. Heller & H. E. Brown 1902-5-6 5475 Unknown Berry Canyon (Near Clear Creek) Comment
  GH341523  Briza minor A. A. Heller 1914-4-14 11289 Unknown 8 miles north of Oroville. Comment
  POM204991  Briza minor A. A. Heller, H. E. Brown 1902-5-6 1439 Butte Berry Canyon (Near Clear Creek) Comment
  RSA385271  Briza minor M. M. Boney 1897-1 1924 Butte [No locality information provided] Comment
  UC203848  Briza minor A. A. Heller 1914-4-14 11289 Butte 8 mi n Oroville (along streams and low places) Comment
  UCD57483  Briza minor A. A. Heller 1914-4-14 11289 Butte 8 miles N of Oroville. Comment
  UC203643  Brodiaea californica var. californica A. A. Heller 1914-5-11 11385 Butte 8 mi n Oroville Comment
  UCD147862  Brodiaea coronaria Robert E. Preston 2005-6-13 2354 Butte Ca. 4 mi NW of Oroville, in field along N side of Cottonwood Rd. 55 Comment
  UC203652  Brodiaea coronaria subsp. coronaria A. A. Heller 1914-5-8 11382 Butte near Clear Creek school house Comment
Read comments
Jun 17 2014
  POM169538  Brodiaea elegans subsp. elegans A. A. Heller, H. E. Brown 1902-5-8 5492 Butte Berry Canyon (near Clear Creek) Comment
  UC203653  Brodiaea elegans subsp. elegans A. A. Heller 1914-5-11 11385 Butte on hills 8 mi n Oroville Comment
  UC726235  Brodiaea elegans subsp. elegans A. A. Heller 1941-5-9 16105 Butte below Clear Creek School House (roadside banks along Clark Road to Paradise) Comment
  POM169625  Brodiaea minor A. A. Heller, H. E. Brown 1902-5-10 5524 Butte Berry Canyon (Near Clear Creek). Comment
  UC203644  Brodiaea minor A. A. Heller 1914-4-24 11321 Butte about 5 mi sw Pentz Comment
  CHSC21265  Brodiaea nana M. S. Taylor 1975-5-1 376 Butte Ca. 1/2 km w of junc of Clark and Pentz Rds, ca. 17m se of Chico. 91 Comment
  CHSC3529  Brodiaea nana John Francis 1966-5-7 156 Butte 4.2 miles N. of intersection of Pentz Rd. and Hwy. 99E., on Pentz Rd. Comment
  CHSC90587  Brodiaea nana Siegel 1977-4-15 2 Butte Butte College, ca. .25 mi se of Clear Creek ca. 4 mi e jct Hwy 99E and Pentz Rd., ca. 10 mi s of Chico. Comment
  UC1075908  Brodiaea nana E. K. Balls and L. W. Lenz 1955-5-13 20483 Butte 10.8 mi n Oroville (on road to Paradise) 121 Comment
  UC1442879  Brodiaea nana Theodore F. Niehaus 1966-4-25 655 Butte at junction of Pentz road and Clark road Comment
  CAS-BOT-BC156026  Bromus diandrus A. A. Heller 1914-4-11 11280 Butte Hills 8 miles north of Oroville. Comment
  CAS-BOT-BC156027  Bromus diandrus A. A. Heller 1914-4-11 11280 Butte Hills 8 miles north of Oroville. Comment
  CAS-BOT-BC156028  Bromus diandrus A. A. Heller 1914-4-11 11280 Butte 8 miles north of Oroville. Comment
  CAS-BOT-BC156029  Bromus diandrus H. E. Brown 1897-4-15 199 Butte Near Clear Creek. 53 Comment
  HSC32411  Bromus diandrus Dave Knorr 1974-4-20 120 Butte On Pentz Rd. near intersection with Clark Rd. Comment
  UC1131173  Bromus diandrus J. E. Sowder 1933-6-6 83 Butte 1/4 mi w of Pentz 137 Comment
  UC203849  Bromus diandrus A. A. Heller 1914-4-11 11280 Butte 8 mi n of Oroville Comment
  UCD59475  Bromus diandrus A. A. Heller 1914-4-11 11280 Butte 8 miles N of Oroville. Comment
  HSC65336  Bromus hordeaceus J. P. Smith 1974-4-20 7345 Butte 300 yds. S of junction of Pentz and Clark Rd. 61 Comment
  CHSC41139  Bromus madritensis subsp. rubens R. L. Ondricek-Fallscheer 1982-3-22 130 Butte Along Hwy 149, ca. 1 mi. e of jct. of Hwy 99 and Hwy 149; ca. 11 mi. se of Chico (Hwy 32). 60 Comment
  UC1131196  Bromus madritensis subsp. rubens C. G. Albertus 1933-5-29 9 Butte 1 1/2 mi n of Wick Comment
  UC203669  Bromus madritensis subsp. rubens A. A. Heller 1914-4-11 11279 Butte 8 mi n of Oroville Comment
  CAS-BOT-BC161958  Bromus rubens A. A. Heller 1914-4-11 11279 Butte Hills 8 miles north of Oroville. Comment
  CAS-BOT-BC161960  Bromus rubens A. A. Heller 1914-4-11 11279 Butte Hills 8 miles north of Oroville. Comment
  GH361912  Bromus rubens A. A. Heller 1914-4-11 11279 Unknown 8 miles north of Oroville. Comment
  UCD59531  Bromus rubens A. A. Heller 1914-4-11 11279 Butte 8 miles N of Oroville. Comment
  CAS-BOT-BC438355  Calandrinia ciliata H. E. Brown 1897-5-1 158 Butte Near Clear Creek Comment
  CHSC26730  Callitriche marginata M. S. Taylor; M. Hayes 1978-4-14 1560 Butte Vernal pool, on e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 16 mi s of Chico. 30 Comment
  CHSC78134  Callitriche trochlearis Lowell Ahart 2000-5-21 8380 Butte Slickens from the Cherokee mine, on the east side of Clark Road (Highway 191), about 200 yards south of Dry Creek, about 10 miles (air) northwest of Oroville. 60 Comment
  POM169376  Calochortus albus A. A. Heller, H. E. Brown 1902-5-7 3032 Butte Berry Canyon (Near Clear Creek). Comment
  UC203864  Calochortus albus A. A. Heller 1914-5-8 11375 Butte above Clear Creek (on the Paradise road) Comment
  UC843624  Calochortus albus A. A. Heller 1914-5-8 11375 Butte above Clear Creek (on the Paradise road) Comment
  UC203869  Calochortus luteus A. A. Heller 1914-4-24 11322 Butte 8 mi n Oroville Comment
  CAS-BOT-BC106087  Calycadenia oppositifolia David D. Keck 1928-6-16 452 Butte 1.5 miles south of Berry Creek Inn 609 Comment
  CAS-BOT-BC106088  Calycadenia oppositifolia David D. Keck 1928-6-16 452 Butte 1.5 mi s. of Berry Cr. Inn 600 Comment
  CAS-BOT-BC106098  Calycadenia oppositifolia A. A. Heller; H. E. Brown 1902-5-9 s.n. Butte Berry Canyon, near Clear Creek Comment
  CAS-BOT-BC106099  Calycadenia oppositifolia A. A. Heller; H. E. Brown 1902-5-9 s.n. Butte Berry Canyon, near Clear Creek Comment
  GH414375  Calycadenia oppositifolia A. A. Heller & H. E. Brown 1902-5-9 5514 Unknown Berry Canyon, (near Clear Creek) Comment
  POM53155  Calycadenia oppositifolia A. A. Heller, Brown 1902-5-9 s.n. Butte Berry Canyon (near Clear Creek) from type region Comment
  UC88992  Calycadenia oppositifolia Mrs. R. M. Austin May 1883 Butte Comment
  CHSC25457  Calycadenia truncata Marc Hayes; Warner 1977-9-12 99 Butte On Butte College Campus, at intersection of Pentz and Clark Rds., ca. 15 SE of Chico. 82 Comment
  CHSC26701  Calycadenia truncata M. S. Taylor; M. Hayes 1977-8-16 1453 Butte On N side of Clear Creek next to the newly built bridge (population partially destroyed by the construction), Butte College Campus, ca. 15 mi S of Chico. 60 Comment
  UC89045  Calycadenia truncata H. E. Brown Nov 15 1896-Nov 30 1896 121 Butte near Clear Creek 53 Comment
  A376852  Calycanthus occidentalis A. A. Heller 1913-6-6 10782 Unknown Ditch along Table Mountain 8 miles north of Oroville 152 Comment
  CAS-BOT-BC90925  Calycanthus occidentalis A. A. Heller 1913-6-6 10782 Butte Ditch along Table Mountain 8 miles north of Oroville. 182 Comment
  GH376842  Calycanthus occidentalis A. A. Heller 1913-6-6 10782 Unknown Ditch along Table Mountain 8 miles north of Oroville 152 Comment
  POM370298  Calycanthus occidentalis M. M. Boney 1897-1 1724 Butte [No locality information provided] Comment
  UC176138  Calycanthus occidentalis A. A. Heller 1913-6-6 10782 Butte 8 mi n Oroville; Table Mountain 182 Comment
  SD8269  Cardamine californica Mrs. R. M. Austin 1883-1 Butte Comment
  CAS-BOT-BC37877  Cardamine oligosperma A. A. Heller 1914-4-14 11290 Butte Hills 8 miles north of Oroville. In a grain field 8 miles north of Oroville. Comment
  CAS-BOT-BC37878  Cardamine oligosperma A. A. Heller 1914-4-14 11290 Butte Hills 8 miles north of Oroville. In a grain field 8 miles north of Oroville. Comment
  JEPS87504  Cardamine oligosperma Vernon H. Oswald and Lowell Ahart 1993-3-24 5246 Butte n. of historical site of Pentz (on e. side of a secondary drainage entering Dry Creek 2 mi n. of Pentz Rd., e. side Dry Creek Canyon); Dry Creek Canyon, drainage entering Dry Creek 262 Comment
  UC1609210  Cardamine oligosperma Vernon H. Oswald and Lowell Ahart 1993-3-24 5246 Butte n. of historical site of Pentz (on e. side of a secondary drainage entering Dry Creek 2 mi n. of Pentz Rd., e. side Dry Creek Canyon); Dry Creek Canyon, drainage entering Dry Creek 262 Comment
  UCD114525  Cardamine parviflora A. A. Heller 1914-4-14 11290 Butte 8 miles north of Oroville. Comment
  UC207729  Cardamine pensylvanica A. A. Heller 1914-4-14 11290 Butte 8 mi n Oroville; n of Oroville Comment
  CHSC25460  Carex barbarae Hayes; Warner 1977-9-12 104 Butte Along the middle branch of Clear Creek on the Butte College Campus near the intersection of Pentz and Clark Rds., ca. 15 mi se of Chico. 82 Comment
  CHSC43913  Carex barbarae L. P. Janeway 1987-5-7 2027 Butte Along Coal Cyn Rd 1.8 mi NE of hwy 70 and just past the drive to Coal Cyn Power Plant. Adj to mdw and Rubus riparian area at penstock. 160 Comment
  CHSC35709  Carex densa J. D. Jokerst 1982-5-19 1581 Butte Artificially watered planters in the southern most parking lot of the Butte College Campus. Comment
  CAS-BOT-BC19996  Carex feta A. A. Heller 1913-6-4 10781 Butte Table Mountain Olive Ranch north of Oroville. Comment
  UC182751  Carex feta A. A. Heller 1913-6-4 10781 Butte n Oroville; Table Mountain Olive Ranch Comment
  UC825096  Carex feta A. A. Heller 1913-6-4 10781 Butte n Oroville; Table Mountain Olive Ranch Comment
  CHSC84928  Carex lenticularis var. lipocarpa L. P. Janeway 2003-9-20 8001 Plumas Northern High Sierra Nevada. Along edges of Round Lake, especially at the outlet; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2047 Comment
  SEINET7564700 Image available Carex lenticularis var. lipocarpa L. P. Janeway 2003-9-20 8001 Plumas Northern High Sierra Nevada. Along edges of Round Lake, especially at the outlet, northeast side of Sierra Nevada crest, Lakes Basin Recreation Area. Gold Lake 7.5' quad. 2047 Comment
  CHSC30507  Carex nudata J. D. Jokerst 1980-3-15 477 Butte Jct of Clear Cr and Clear Creek Cemetary Rd. 121 Comment
  CHSC52250  Carex nudata L. P. Janeway 1988-4-10 2619 Butte Along Clear Creek just north of Durham-Pentz Rd. 80 Comment
  CHSC54369  Carex nudata M. Bailey 1991-3-9 551 Butte Butte College campus, s side of the East Branch of Clear Creek ca 100 yards e of sewage treatment plant. 85 Comment
  CHSC44953  Carex praegracilis L. P. Janeway 1988-6-25 2851 Butte Northwest-facing slope between creek and hwy 191 (Clark Rd), 3.0 mi N of Durham-Pentz Rd. 176 Comment
  CHSC54373  Carex praegracilis M. Bailey 1991-4-19 568 Butte In back yard of 3807 West Branch Lane, ca 1/3 mi w of Clark Road. Property bordering West Branch of Clear Creek. 109 Comment
  CAS-BOT-BC249109  Castilleja affinis A. A. Heller; H. E. Brown 1902-5-6 5467 Butte Berry Canyon (Near Clear Creek) Comment
  POM15992  Castilleja affinis A. A. Heller, H. E. Brown 1902-5-6 5467 Butte Berry Canyon (near Clear Creek). Comment
  UC195473  Castilleja attenuata A. A. Heller 1914-4-6 11263 Butte 8 mi n Oroville Comment
  CHSC97368  Castilleja lacera Paul Maslin 2005-5-1 47 Butte Sierra Nevada Range, west of Hwy 32 between Chico and Forest Ranch within Big Chico Creek Ecological Reserve (BCCER). UTM: 106096636E 4409708N. 268 Comment
  UC721677  Castilleja lacera A. A. Heller and H. E. Brown 1902-5-6 5459 Butte near Clear Creek; Berry Canyon Comment
  UC726419  Castilleja lacera A. A. Heller 1941-5-9 16107 Butte 0.5 mi above old Clear Creek Post Office site (on the Clark Road to Paradise) Comment
  UC444430  Castilleja rubicundula subsp. lithospermoides A. A. Heller 1914-5-8 Butte Clear Creek; ; Clear Creek, Butte Co. 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
  CHSC60665  Caulanthus lasiophyllus Vernon H. Oswald; James Snowden 1993-4-7 5251 Butte Near the SE rim of Hamlin Canyon E of the cattle barns on the McKnight Ranch, E side of Hwy. 99 between Durham-Pentz and Neal roads, S of Chico. 182 Comment
  RSA181783  Ceanothus cordulatus H. F. Copeland 1927-9-2 232 Butte [Unspecified] 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
  GH349053  Ceanothus cuneatus A. A. Heller & H. E. Brown 1902-5-7 5488 Unknown Berry Canyon (Near Clear Creek) Comment
  UC224215  Ceanothus cuneatus var. cuneatus H. E. Brown Mar 2 1897-Mar 22 1897 157 Butte near Clear Creek 53 Comment
  A349583  Ceanothus integerrimus A. A. Heller 1914-4-16 11293 Unknown Chico-Centerville road, 8 miles from Chico 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-BC50782  Ceanothus integerrimus Ira L. Wiggins 1925-3-25 1451 Butte Two and one half miles above Pence on Pence-Magalia Road Comment
  CAS-BOT-BC50784  Ceanothus integerrimus Jean L. Pawek 1956-5-21 52 Butte Highway Alternate 40 609 Comment
  CAS-BOT-BC50818  Ceanothus integerrimus A. A. Heller 1914-4-16 11293 Butte Chico-Centerville Road 8 miles from Chico, on the slopes albong Butte Creek Comment
  CAS-BOT-BC50819  Ceanothus integerrimus A. A. Heller 1914-4-16 11293 Butte Chico-Centerville Road 8 miles from Chico, on the slopes albong Butte Creek Comment
  GH349483  Ceanothus integerrimus A. A. Heller 1914-4-16 11293 Unknown Chico-Centerville road 8 miles from Chico 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
  RSA399894  Ceanothus integerrimus M. M. Boney 1897-1 s.n. Butte [No location data on label] Comment
  RSA399895  Ceanothus integerrimus M. M. Boney 1897-1 s.n. Butte [No location data on label] Comment
  POM136438  Ceanothus integerrimus var. puberulus A. A. Heller, H. E. Brown 1902-5-7 5481 Butte Berry Canyon (Near Clear Creek). Comment
  POM305568  Ceanothus integerrimus var. puberulus Henry J. Ramsey, Henry J. Ramsey 1939-10-15 852 Butte Feather River Hwy. Comment
  SEINET194885  Ceanothus prostratus A. A. Heller 1949-4-10 15371 Butte unspecified Comment
  POM136667  Ceanothus ramulosus A. A. Heller 1902-5-7 s.n. Butte Berry Canyon (Near Clear Creek). Comment
  CHSC62507  Celtis sinensis B. Castro 1990-10-11 436 Butte Midway between Chico, Paradise, and Oroville, ca. 0.3 mi N of 'Pentz', N of jcn Pentz and Messilla Valley Roads. Occasional tree on E edge of Dry Creek. Three other similar trees by house ca 200 yds upstream. 121 Comment
  UC179660  Centaurea benedicta A. A. Heller 1914-4-24 11416 Butte hills 8 mi n Oroville Comment
  JEPS46984  Centaurium muehlenbergii A. A. Heller 1913-6-4 10777 Butte Table Mt. Oroville Comment
  UC175570  Centaurium muehlenbergii A. A. Heller 1913-6-4 10777 Butte n of Oroville (Olive Ranch); Table Mountain Comment
  UC175564  Centaurium venustum A. A. Heller 1913-6-4 10778 Butte n of Oroville (Olive Ranch); Table Mountain Comment
  JEPS87502  Cerastium glomeratum Vernon H. Oswald and Lowell Ahart 1993-3-24 5238 Butte e. side of Dry Creek Canyon n. of Pentz historical site (on e. side of secondary drainage entering Dry Creek 2 mi. n. of Pentz Rd.) 243 Comment
  UC1609208  Cerastium glomeratum Vernon H. Oswald and Lowell Ahart 1993-3-24 5238 Butte e. side of Dry Creek Canyon n. of Pentz historical site (on e. side of secondary drainage entering Dry Creek 2 mi. n. of Pentz Rd.) 243 Comment
  UC203620  Cerastium glomeratum A. A. Heller 1914-3-7 11187 Butte low hills 8 mi. n. Oroville Comment
  UCD98043  Cerastium glomeratum A. A. Heller 1914-3-7 11187 Butte 8 miles north of Oroville. Comment
  RSA405399  Cercis occidentalis M. M. Boney 1897-1 1897 Butte [No location data on label] Comment
  CHSC30216  Chamaesyce hooveri M. S. Taylor 1980-8-15 3252 Butte In Pentz vernal pool, 0.4 mi se of jct of Pentz (Benum) Rd and Hwy 99, ca. 10 mi s of Chico. 54 Comment
  HSC66093  Chamaesyce hooveri M. S. Taylor 1980-8-15 3252 Butte In Pentz Vernal Pool, 0.4 mi. SE of Jct. Pentz Rd. and Hwy. 99, about 10 mi. S of Chico 55 Comment
  CHSC26627  Chamaesyce ocellata M. P. Hayes 1977-9-12 124 Butte In the area of the gardens on Butte College Campus at the corner of Pentz and Clark roads. 90 Comment
  JEPS19342  Chamaesyce ocellata A. A. Heller 1916-9-5 12645 Butte 8 mi n Oroville Comment
  UC175374  Chamaesyce ocellata A. A. Heller 1913-9-24 11143 Butte 8 mi n Oroville (Table Mtn Olive Ranch) 121 Comment
  UC869161  Chamaesyce ocellata A. A. Heller 1916-9-5 12645 Butte 8 mi n Oroville (in hills) Comment
  UC179653  Chenopodium pumilio A. A. Heller 1914-7-20 11580 Butte hills 8 mi n Oroville Comment
  UC204577  Chenopodium pumilio A. A. Heller 1914-7-20 11580 Butte 8 mi n Oroville Comment
  CHSC26824  Chlorogalum angustifolium M. S. Taylor 1978-5-7 1592 Butte On e side of Williams Rd, on Butte College campus, ca. 1/4 mi n of Pentz Rd, ca. 15 mi s of Chico. 30 Comment
  UC203839  Chlorogalum angustifolium A. A. Heller 1914-5-14 11400 Butte near Clear Creek Comment
  JEPS55718  Chlorogalum pomeridianum var. pomeridianum Theodore Niehaus 1968-5-26 822 Butte on Pentz Road ca 1/4 mi w Pentz 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
  SEINET7073000  Chorizanthe polygonoides A. G. Vestal 1963-5-31 s.n. Butte About 8.2 miles northwest of Oroville on Route 149 at junction with Dry Creek. Coordinate datum: WGS84/NAD83. (39? deg. 36' 28" North Latitude; -121? deg. 40' 12" West Longitude. UTM Zone 10, 614172mE, 4384858mN. Coordinate datum: NAD27). Comment
  CHSC35690  Chorizanthe polygonoides var. polygonoides J. D. Jokerst 1982-4-14 1529 Butte Butte College Campus 500 meters due N of junction of Pentz and Clark Roads. Comment
  POM308435  Chrysothamnus nauseosus subsp. albicaulis Henry J. Ramsey, Henry J. Ramsey 1939-10-15 3064 Butte Feather River Hwy. Comment
  CHSC26733  Cicendia quadrangularis M. S. Taylor; M. Hayes 1978-4-14 1564 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 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
  SJSU11874  Cirsium occidentale var. candidissimum J. B. Willis Jr. 1969-5-3 Butte State Highway 70, 7 mi N of Oroville Comment
  POM37904  Clarkia gracilis subsp. albicaulis R. M. Austin 1883-05 s.n. Butte [No location information on label.] Comment
  SD7361  Clarkia gracilis subsp. albicaulis R. M. Austin 1880-1 Butte Comment
  UC107852  Clarkia gracilis subsp. albicaulis Mrs. R. M. Austin 1883-1 Butte Comment
  CAS-BOT-BC172528  Clarkia purpurea subsp. purpurea A. A. Heller 1914-5-11 11384 Butte Hills 8 miles north of Oroville Comment
  CAS-BOT-BC172529  Clarkia purpurea subsp. purpurea A. A. Heller 1912-5-23 10749 Butte Table Mountains Olive Ranch north of Oroville Comment
  CAS-BOT-BC172530  Clarkia purpurea subsp. purpurea A. A. Heller 1914-5-11 11384 Butte Hills 8 miles north of Oroville 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
  UC107844  Clarkia purpurea subsp. purpurea H. E. Brown Mar 3 1897-Mar 23 1897 212 Butte near Clear Creek 53 Comment
  CAS-BOT-BC163638  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1937-5-18 8733 Butte Northern Sierra Nevada. 8 7/10 mi. below Magalia on Oroville Road 365 Comment
  CAS-BOT-BC163646  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1902-5-8 s.n. Butte Berry [Canon] Canyon (near Clear Creek) Comment
  RSA21663  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1937-5-18 8733 Butte Northern Sierra Nevada. 8.7 miles below Magalia on Oroville road 366 Comment
  SEINET7073009  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1963-5-31 s.n. Butte About 8.2 miles north-northwest of Oroville on Route 149. UTM Zone 10, 614599mE, 4384406mN. Coordinate datum: NAD27. Comment
  UC203662  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1914-5-11 11384 Butte 8 mi n Oroville Comment
  UC246743  Clarkia purpurea subsp. quadrivulnera H. E. Brown Apr 15 1897-Apr 30 1897 212 Butte near Clear Creek 53 Comment
  UC930726  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1914-5-11 11384 Butte 8 mi n Oroville 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
  CAS-BOT-BC172383  Clarkia purpurea subsp. viminea H. E. Brown 1897-4-15 212 Butte Near Clear Creek Comment
  CHSC3528  Clarkia purpurea subsp. viminea John Francis 1966-5-7 155 Butte 3.6 miles N. of intersection of Pentz Rd. and Hwy. 99E., on Pentz Rd. Beside road. Comment
  CAS-BOT-BC165443  Clarkia unguiculata A. A. Heller 1913-5-28 10767 Butte Ditch along Table Mountain 8 miles north of Oroville 182 Comment
  UC172865  Clarkia unguiculata A. A. Heller 1913-5-28 10767 Butte 8 mi n Oroville; Table Mountain 182 Comment
  UC204570  Claytonia parviflora subsp. parviflora A. A. Heller 1914-4-6 11240 Butte 12 mi from Chico (Chico-Oroville road, on the banks of Dry Creek); Dry Creek Comment
  CAS-BOT-BC91351  Clematis lasiantha Jeanne McFarland; Kathie Meyer; Anne Mullenniex 1995-4-9 48 Butte About 5 miles south of Paradise on Pentz Road, at intersection with Kuncle Reservoir Road. Comment
  SFV1259  Clematis lasiantha M. L. Vincent 1960-1 97 Butte Comment
  UC135532  Clematis lasiantha Mrs. R. M. Austin May 1896 758 Butte Comment
  SD6961  Collinsia sparsiflora Mrs. R. M. Austin 1883-1 Butte Butte Co. Comment
  UC175549  Collinsia tinctoria A. A. Heller 1913-5-28 10768 Butte Table Mountain 8 mi n of Oroville 182 Comment
  JEPS120524  Conyza canadensis L. P. Janeway 2012-10-18 11082 Butte Sacramento Valley. Along Hwy 70 at wheelock Road / Coal Canyon Road. Comment
  UC1032449  Cordylanthus pilosus subsp. hansenii C. G. Albertus 1933-6-1 12 Butte 6 mi w Paradise 152 Comment
  RSA104167  Cornus sessilis Mrs. R. M. Austin 1883-06 s.n. Butte Not noted Comment
  SD7620  Cornus sessilis Mrs. R. M. Austin 1883-1 Butte Comment
  CHSC6596  Cotula coronopifolia V. Stevens 1968-3-18 1 Butte Stream emptying into Maas Pond on the Lucky 7 Ranch 14 mi se of Chico on the Pentz Rd. (s side). 198 Comment
  CHSC26728  Crassula aquatica M. S. Taylor; M. Hayes 1978-4-14 1553 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  CHSC78141  Crassula aquatica Lowell Ahart 2000-5-21 8379 Butte Slickens from the Cherokee mine, on the east side of Clark Road (Highway 191), about 200 yards south of Dry Creek, about 10 miles (air) northwest of Oroville. 60 Comment
  JEPS98453  Crassula aquatica Lowell Ahart 2000-5-21 8379 Butte 10 mi NW of Oroville (slickens from the Cherokee mine, E side of Clark Road (Hwy 191), 200 yds S of Dry Creek) 60 Comment
  CHSC26736  Crassula connata M. S. Taylor; M. Hayes 1978-4-14 1552 Butte E of Williams Rd ca. 1/4 mi n of Pentz Rd on Butte College Campus, ca. 15 mi s of Chico. 60 Comment
  CHSC54379  Crassula connata M. Bailey 1991-3-30 557 Butte Butte College Campus, in foothills n of Well #2, ca 1000 ft n of Butte Campus Drive. 106 Comment
  CHSC54384  Crassula connata M. Bailey 1991-3-15 553 Butte Butte College Campus. In field e of Williams Road, ca 1/4 mi n of Pentz Road. 85 Comment
  UCD80239  Crassula connata CNPS SN Foothill Team 2005-4-14 SNFN 0034 c Butte Private Rock Ranch, located near the southeast corner of the Rock Ranch pasture. The plot is ~45 m from the southern fence and 30 m west of the eastern fence. 98 Comment
  CHSC26720  Crassula tillaea Hayes; Taylor 1978-4-14 151 Butte On the east side of Williams road, approx. 1/4 mi n of Pentz road on the Butte College Campus. 65 Comment
  CHSC26727  Crassula tillaea M. S. Taylor; M. Hayes 1978-4-14 1554 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  CHSC46978  Crypsis schoenoides Vernon H. Oswald 1989-9-23 4014 Butte Butte Community College where on the margin of the northeast wildlife pond located between Clear Creek and its West Branch. 91 Comment
  POM368338  Cryptantha circumscissa M. M. Boney 1897-1 4164 Butte [No locality information provided] Comment
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Sep 7 2010
  POM64217  Cryptantha flaccida A. A. Heller, H. E. Brown 1902-5-9 11940 Butte Berry Canyon (Near Clear Creek). Comment
  UC179503  Cryptantha flaccida A. A. Heller 1914-4-27 11325 Butte 8 mi n Oroville Comment
  UC196286  Cryptantha flaccida A. A. Heller 1914-4-27 11325 Butte 8 mi n Oroville Comment
  UC857119  Cryptantha flaccida A. A. Heller 1914-4-27 11325 Butte 8 mi n Oroville Comment
  UCD80536  Cynodon dactylon CNPS SN Foothill Team 2006-5-25 SNNR 0936 Butte Horning Ranch (private). 119 Comment
  CHSC4306  Cynosurus echinatus R. L. Smith 1966-5-25 9 Butte Paradise 5 mi sw of post office. Comment
  CHSC25335  Cyperus eragrostis M. P. Hayes 1977-8-13 34 Butte Butte College Campus, football playing fields near a wet standpipe. Intersection of Pentz and Clark Roads. 91 Comment
  CHSC68385  Cyperus eragrostis L. P. Janeway 1996-5-27 4980 Butte Along Durham-Pentz Road 0.7 mi east of Clark Road. 118 Comment
  CHSC26749  Cyperus niger M. S. Taylor; M. Hayes 1977-8-16 1447 Butte Near the man-made ponds on Clear Creek, Butte College Campus, ca. 15 mi s of Chico. 60 Comment
  CHSC68397  Cyperus niger L. P. Janeway 1986-10-19 1936 Butte Along small creek just west of Clear Creek, on north side of Durham-Pentz Road. On Butte College agricultural land. 82 Comment
  CHSC68402  Cyperus niger L. P. Janeway 1988-6-25 2852 Butte Slope between creek and Hwy 191 (Clark Road) 3.0 mi north of Durham-Pentz Road. 176 Comment
  UC203670  Cyperus niger A. A. Heller 1914-7-20 11581 Butte 8 mi. n. Oroville Comment
  CAS-BOT-BC113840  Cyperus niger var. capitatus A. A. Heller 1914-7-20 11581 Butte Hills 8 mi N of Oroville Comment
  CAS-BOT-BC113841  Cyperus niger var. capitatus A. A. Heller 1914-7-20 11581 Butte Hills 8 mi N of Oroville Comment
  CHSC25462  Cyperus strigosus Marc Hayes; Warner 1977-9-12 102 Butte Creekbed, ca. 10 m n of wooden foot-bridge on the w branch of Clear Creek on the Butte College Campus near the intersection of Pentz and Clark Rds. 82 Comment
  HSC32401  Delphinium hesperium Gary S. Lester 1974-4-20 103 Butte Along Pentz Rd. 300 yds. S of intersection with Clark Rd. 76 Comment
  CAS-BOT-BC10103  Delphinium hesperium subsp. pallescens H. E. Brown 1897-5-1 207 Butte near Clear Creek Comment
  UC1185307  Delphinium recurvatum H. E. Brown May 1 1897-May 15 1897 207 Butte near Clear Creek Comment
  RSA400119  Delphinium uliginosum M. M. Boney 1897-1 1724 Butte [No location data on label] Comment
  CHSC40058  Delphinium variegatum H. E. Brown 1897-5-1 160 1/2 Butte Collected near Clear Creek. 53 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-BC16978  Delphinium variegatum subsp. variegatum H. E. Brown 1897-4-15 160 Butte Near Clear Creek Comment
  CAS-BOT-BC16981  Delphinium variegatum subsp. variegatum A. A. Heller 1902-5-13 5520 Butte Near Clear 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
  CHSC36362  Delphinium variegatum subsp. variegatum J. D. Jokerst 1982-4-12 1525 Butte South of Clark Rd. 0.4 mi N of its junction with Hwy 70. Comment
  POM150565  Delphinium variegatum subsp. variegatum A. A. Heller, H. E. Brown 1902-5-10 s.n. Butte Berry Canyon (Near Clear Creek). Comment
  UC204957  Delphinium variegatum subsp. variegatum A. A. Heller 1914-3-18 11205 Butte low hills 8 mi n Oroville Comment
  UC66173  Delphinium variegatum subsp. variegatum A. A. Heller 1902-5-10 5520 Butte Clear Creek P.O. Comment
  NY387586  Dendromecon leiophylla A. E. Bidwell 05 1879 s.n. Butte [illegible] Comment
  CAS-BOT-BC192659  Deschampsia danthonioides A. A. Heller 1914-4-17 11301 Butte Hills 8 miles north of Oroville Comment
  CAS-BOT-BC192662  Deschampsia danthonioides A. A. Heller 1914-4-17 11301 Butte Hills 8 miles north of Oroville Comment
  CHSC26799  Deschampsia danthonioides M. S. Taylor; M. Hayes 1978-4-14 1547 Butte In vernal pools on e side of Williams Rd ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  CHSC54359  Deschampsia danthonioides M. Bailey 1991-4-19 569 Butte Butte College campus, ca 300 feet n of Well #3 in depression ca 50 yds w of fencing around man-made pond, area containing Wallis Ponds stone marker. 85 Comment
  UC203843  Deschampsia danthonioides A. A. Heller 1914-4-17 11301 Butte 8 mi. n. Oroville Comment
  UCD62777  Deschampsia danthonioides var. gracilis A. A. Heller 1974-4-17 11301 Butte 8 miles north of Oroville. Comment
  SACT000938  Deschampsia elongata 1925-6-5 Butte No collector/determiner listed. Comment
  UCD148232  Dichelostemma capitatum subsp. capitatum Robert E. Preston 2013-3-16 2893 Butte 7.9 mi NNE of Oroville, along E side of Clark Rd, 0.9 mi N of its jct with Hwy 70. 84 Comment
  UC203548  Dichelostemma multiflorum A. A. Heller 1914-5-19 11421 Butte 8 mi n Oroville (near Table Mountain) Comment
  UC220923  Dichelostemma volubile H. E. Brown April 1-15, 1897 210 Butte Near Clear Creek. 53 Comment
  CAS-BOT-BC209033  Digitaria sanguinalis A. A. Heller 1914-6-2 11476 Butte Hills 8 miles north of Oroville. Comment
  CAS-BOT-BC209034  Digitaria sanguinalis A. A. Heller 1914-6-2 11476 Butte Hills 8 miles north of Oroville. Comment
  GH355561  Digitaria sanguinalis A. A. Heller 1914-6-2 11476 Unknown 8 miles north of Oroville Comment
  UCD63970  Digitaria sanguinalis A. A. Heller 1914-6-2 11476 Butte 8 miles north of Oroville. Comment
  UCD64122  Digitaria sanguinalis A. A. Heller 1914-6-2 11476 Butte 8 miles north of Oroville. Comment
  CAS-BOT-BC151924  Diplacus douglasii H. E. Brown 1897-4-15 198 Butte Near Clear Creek Comment
  CAS-BOT-BC153216  Diplacus kelloggii A. A. Heller 1914-5-8 11374 Butte About the Clear Creek-Paradise grade Comment
  CAS-BOT-BC153217  Diplacus kelloggii A. A. Heller 1914-5-8 11374 Butte Plateau above Clear Creek on the Paradise road Comment
  CAS-BOT-BC153219  Diplacus kelloggii A. A. Heller; H. E. Brown 1902-5-6 5464 Butte Berry Canyon (near Clear Creek) Comment
  CAS-BOT-BC154168  Diplacus tricolor H. E. Brown 1897-4-15 183 Butte Near Clear Creek Comment
  UC1185278  Dodecatheon clevelandii subsp. patulum H. E. Brown Apr. 1-15, 1897 Butte near Clear Creek; near Clear Creek 53 Comment
  UC195373  Dodecatheon clevelandii subsp. patulum A. A. Heller 1914-2-16 11178 Butte 8 mi n Oroville; n of Oroville Comment
  SEINET7073007  Downingia bacigalupii A. G. Vestal 1963-5-31 s.n. Butte About 8.2 miles north-northwest of Oroville on Route 149. UTM Zone 10, 614599mE, 4384406mN. Coordinate datum: NAD27. Comment
  POM59144  Downingia ornatissima A. A. Heller, H. E. Brown 1902-5-14 5549 Butte Berry Canyon (near Clear Creek) Comment
  JEPS16284  Downingia ornatissima var. ornatissima A. A. Heller 1914-4-17 11305 Butte 8 mi n Oroville Comment
  UC196263  Downingia ornatissima var. ornatissima A. A. Heller 1914-4-17 11305 Butte 8 mi n Oroville 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
  CHSC25451  Dysphania ambrosioides Hayes; Warner 1977-9-12 98 Butte Growing in flowerbed beside the Agriculture rainshed near the Clear Creek. On the Butte College Campus at the intersection of Clark and Pentz Roads, approx. 15 mi sse of Chico. 85 Comment
  CHSC26666  Dysphania ambrosioides M. S. Taylor; M. Hayes 1977-8-16 1445 Butte In flower bed, Butte College, Campus, ca. 15 mi s of Chico. 60 Comment
  UCD98820  Dysphania pumilio A. A. Heller 1914-7-20 11580 Butte Hills 8 miles north of Oroville. Comment
  UC203668  Echinochloa crus-galli A. A. Heller 1914-5-19 11418 Butte 8 mi n Oroville Comment
  CDA2010  Echinochloa crus-galli var. crus-galli J. Harroun 1958-9-16 1233 -58 Butte 0 Comment
  CAS-BOT-BC197250  Echinochloa muricata A. A. Heller 1914-5-19 11418 Butte 8 miles north of Oroville Comment
  CAS-BOT-BC197254  Echinochloa muricata var. microstachya A. A. Heller 1914-5-19 11418 Butte Hills 8 miles north of Oroville Comment
  GH355580  Echinochloa muricata var. microstachya A. A. Heller 1914-5-19 11418 Unknown 8 miles north of Oroville Comment
  CDA1998  Echinochloa oryzicola J. Harroun 1958-9-16 1232 -58 Butte 0 Comment
  CHSC25340  Echinodorus berteroi M. P. Hayes 1977-8-13 33 Butte Butte College Campus, in northern-most pond between the branches of Clear Creek. 88 Comment
  CHSC68433  Eleocharis macrostachya L. P. Janeway 1986-10-19 1938 Butte Along small creek just west of Clear Creek, on north side of Durham-Pentz Road. On Butte College agricultural land. 82 Comment
  CHSC78188  Eleocharis macrostachya Lowell Ahart 2000-5-21 8376 Butte Slickens from the Cherokee mine, on the east side of Clark Road (Highway 191), about 200 yards south of Dry Creek, about 10 miles (air) northwest of Oroville. 60 Comment
  HSC97773  Eleocharis macrostachya L. Ahart 2000-5-21 8376 Butte Slickens from the Cherokee mine, E side of Clark Rd. (Hwy. 191), 200 yds. S of Dry Creek, 10 mi. NW of Oroville 61 Comment
  JEPS98566  Eleocharis macrostachya Lowell Ahart 2000-5-21 8376 Butte 10 mi NW of Oroville (slickens from the Cherokee mine, E side of Clark Road (Hwy 191), 200 yds S of Dry Creek) 60 Comment
  CHSC68444  Eleocharis montevidensis L. P. Janeway 1986-10-19 1935 Butte Along small creek just west of Clear Creek, on north side of Durham-Pentz Road. On Butte College agricultural land. 82 Comment
  JEPS102306  Elodea canadensis Lowell Ahart 2001-7-6 8883 Butte 12 mi SE of Chico (small pond W of a lg. pond, lg. overflow area on E side of Sacramento River, NW of Parrott Landing, 1 mi SE of Ord Ferry, 2 mi SE of Ord bend[sic]) 32 Comment
  UC203661  Epilobium brachycarpum A. A. Heller 1914-8-20 11689 Butte along creek about 5 mi s Pentz; Dry Creek Comment
  UC873511  Epilobium brachycarpum A. A. Heller 1916-9-5 12648 Butte 8 mi n Oroville Comment
  UCD105294  Epilobium brachycarpum A. A. Heller 1916-9-5 12648 Butte 8 miles N of Oroville. Comment
  POM305569  Epilobium canum subsp. latifolium Henry J. Ramsey 1939-10-15 851 Butte Feather River Hwy. Comment
  UC107941  Epilobium densiflorum H. E. Brown 1896-10-9 111 Butte near Clear Creek 53 Comment
  UC204400  Epilobium densiflorum A. A. Heller 1914-8-20 11691 Butte along creek about 5 mi s Pentz; Dry Creek Comment
  UC70424  Epilobium densiflorum H. E. Brown 1896-10-9 111 Butte near Clear Creek 53 Comment
  UC873166  Epilobium densiflorum A. A. Heller 1914-8-20 11691 Butte 5 mi s Pentz; Dry Creek Comment
  SEINET194313  Epilobium minutum A. A. Heller 1900-5-8 5513 Butte Berry Canyon Comment
  UC172853  Epilobium pallidum A. A. Heller 1912-5-23 10750 Butte n Oroville; Table Mountain Olive Ranch Comment
  SEINET7073008 Image available Epilobium torreyi A. G. Vestal 1963-5-31 s.n. Butte About 8.2 miles north-northwest of Oroville on Route 149. UTM Zone 10, 614599mE, 4384406mN. Coordinate datum: NAD27. Comment
  UC204407  Epilobium torreyi A. A. Heller 1914-5-11 11388 Butte 8 mi n Oroville Comment
  UC725503  Epilobium torreyi A. A. Heller 1900-5-8 5513 Butte Berry Canyon Comment
  UC873167  Epilobium torreyi A. A. Heller 1914-5-11 11388 Butte 8 mi n Oroville (in a field below the Quercus Douglasii belt) Comment
  CHSC29223  Equisetum laevigatum M. S. Taylor; J. D. Jokerst 1980-3-15 2384 Butte Jct of Clear Creek Rd and Clear Creek, ca. 200 ft se of its jct with Clark Rd, ca. 7 mi sw of Paradise. 115 Comment
  CAS-BOT-BC204455  Eragrostis cilianensis A. A. Heller 1914-6-2 11478 Butte 8 miles north of Oroville Comment
  CAS-BOT-BC204456  Eragrostis cilianensis A. A. Heller 1914-6-2 11478 Butte 8 miles north of Oroville Comment
  CHSC26626  Eragrostis cilianensis M. P. Hayes 1977-9-7 123 Butte In a flower bed on Butte College Campus parking lot at the corner of Clark and Pentz roads. 95 Comment
  CHSC49238  Eragrostis cilianensis Vernon Oswald 1987-6-12 2989 Butte East side of Sacramento River just n of Golden State Island (perhaps technically in Glenn County because of shifting channel). Along the river. 33 Comment
  GH355706  Eragrostis cilianensis A. A. Heller 1914-6-2 11478 Unknown 8 miles north of Oroville Comment
  UC204882  Eragrostis cilianensis A. A. Heller 1914-6-2 11478 Butte 8 mi n Oroville Comment
  UCD62963  Eragrostis cilianensis A. A. Heller 1914-6-2 11478 Butte 8 miles north of Oroville. Comment
  UCD62970  Eragrostis cilianensis A. A. Heller 1914-6-2 11478 Butte 8 miles north of Oroville. Comment
  UCD64027  Eragrostis mexicana subsp. virescens A. A. Heller 1914-8-20 11688 Butte 8 miles north of Oroville near the base of Table mountain. Comment
  GH355743  Eragrostis pilosa A. A. Heller 1914-8-20 11688 Unknown 8 miles north of Oroville near the base of Table mountain. Comment
  UC203852  Eragrostis pilosa var. pilosa A. A. Heller 1914-8-20 11688 Butte near the base Table Mountain (8 mi n of Oroville) Comment
  UCD65674  Eragrostis pilosa var. pilosa A. A. Heller 1914-8-20 11688 Butte 8 miles north of Oroville near the base of Table mountain. Comment
  UC73441  Eremocarpus setiger H. E. Brown 1896-10-9 112 Butte near Clear Creek 53 Comment
  CAS-BOT-BC298292  Ericameria nauseosa var. speciosa H. E. Brown 1896-11-15 46 Butte Near Clear Creek 53 Comment
  GH417345  Ericameria nauseosa var. speciosa H. E. Brown 1896-11-15 - 1896-11-30 46 Unknown Near Clear Creek 53 Comment
  UC31170  Ericameria nauseosa var. speciosa H. E. Brown Nov 15 1896-Nov 30 1896 46 Butte near Clear Creek 53 Comment
  UC87299  Ericameria nauseosa var. speciosa H. E. Brown Nov 15 1896-Nov 30 1896 46 Butte near Clear Creek 53 Comment
  CHSC45661  Erigeron bonariensis Vernon Oswald 1987-6-12 2991 Butte East side of Sacramento River just n of Golden State Island (perhaps technically in Glenn County because of shifting channel). 33 Comment
  CHSC110116  Erigeron canadensis L. P. Janeway 2012-10-18 11082 Butte Sacramento Valley. Along Hwy 70 at Wheelock Road/Coal Canyon Road. 136 Comment
  CHSC26623  Erigeron canadensis M. P. Hayes 1977-9-4 121 Butte Near organic garden area on Butte College Campus at the corner of Clark and Pentz roads. 90 Comment
  POM55488  Erigeron divergens A. A. Heller, H. E. Brown 1902-5-6 s.n. Butte Berry Canyon (Near Clear Creek) Comment
  CAS-BOT-BC295950  Erigeron philadelphicus H. E. Brown 1897-4-15 195 Butte Near Clear Creek Comment
  CHSC26624  Erigeron sumatrensis M. P. Hayes 1977-9-4 121 Butte Near organic garden area on Butte College Campus at the corner of Clark and Pentz roads. 90 Comment
  POM305187  Eriogonum luteolum Henry J. Ramsey, Henry J. Ramsey 1939-10-15 594 Butte Feather River Hwy. Comment
  POM306191  Eriogonum luteolum Henry J. Ramsey, Henry J. Ramsey 1939-10-15 s.n. Butte Feather River Hwy. Comment
  UC912846  Eriogonum luteolum var. luteolum A. A. Heller 1916-9-5 12646 Butte hills 8 mi n Oroville Comment
  UC849636  Eriogonum nudum var. pubiflorum A. A. Heller 1916-9-5 12664 Butte hills 8 mi n Oroville Comment
  GH427040  Eriophyllum lanatum var. croceum C. B. Wolf 1937-5-18 8732 Unknown Northern Sierra Nevada. 8 7/10 mi. below Magalia on Oroville Road 365 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
  GH427013  Eriophyllum lanatum var. grandiflorum A. A. Heller & H. E. Brown 1902-5-7 5483 Unknown Berry Canyon (Near Clear Creek) Comment
  POM358062  Eriophyllum lanatum var. grandiflorum M. M. Boney 1897-1 s.n. Butte [Unspecified] Comment
  POM53933  Eriophyllum lanatum var. grandiflorum A. A. Heller, H. E. Brown 1902-5-7 5483 Butte Berry Canyon (Near Clear Creek). Comment
  RSA21662  Eriophyllum lanatum var. grandiflorum C. B. Wolf 1937-5-18 8732 Butte Northern Sierra Nevada. 8.7 miles below Magalia on Oroville road 366 Comment
  RSA388909  Eriophyllum lanatum var. grandiflorum C. B. Wolf 1937-5-18 8732 Butte Northern Sierra Nevada. 8.7 miles below Magalia on Oroville road 366 Comment
  UC171383  Eriophyllum lanatum var. grandiflorum A. A. Heller 1912-5-23 10748 Butte n Oroville; Table Mountain Olive Ranch Comment
  UC175162  Eriophyllum lanatum var. grandiflorum A. A. Heller 1913-5-28 10763 Butte 8 mi n Oroville (ditch along Table Mountain); Table Mountain 182 Comment
  UC1130255  Erodium botrys C. G. Albertus 1933-6-6 22 Butte 0.25 mi w Pentz; Chico Quad. 137 Comment
  UC867334  Erodium botrys A. A. Heller 1915-3-24 11777 Butte 5 mi s Pentz (near Dry Creek) Comment
  UCD103055  Erodium botrys A. A. Heller 1915-3-24 11777 Butte Near Dry Creek, 5 miles south of Pentz. Comment
  UC204454  Erodium brachycarpum A. A. Heller 1914-3-21 11201 Butte 8 mi N of Oroville Comment
  UCD103123  Erodium brachycarpum A. A. Heller 1914-3-13 11201 Butte Hills 8 miles north of Oroville. Comment
  UC195454  Eryngium castrense A. A. Heller 1914-6-2 11472 Butte 5 mi. s. Pentz (along Dry Creek); Dry Creek Comment
  UC764741  Eryngium castrense R. F. Hoover 1936-5-20 1156 Butte 8 mi. n. Oroville 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-BC153866  Erythranthe glaucescens A. A. Heller; H. E. Brown 1902-5-6 5461 Butte Berry Canyon (Near Clear Creek) Comment
  CHSC105165  Erythranthe guttata Christopher T. Ivey 2007-4-28 366 Butte Clark Road, along Dry Creek, in cattle pasture on W side of road, 2.4 m S of Durham-Pentz Rd, 1.2 m N of Hwy 70. 82 Comment
  CHSC3884  Erythranthe guttata Gerry Carrauthers 1966-3-21 67 Butte Coal Canyon Rd. Ca. 15 mi S.E. of city of Chico. Comment
  CHSC90015  Erythranthe guttata Rebecca L. Hill 1990-4-19 13 Butte W side of the East Branch of Clear Creek, ca. 200 yds ne of Clear Creek Cemetery Road. Ca. 6 mi s of Paradise off of Clark Rd. 121 Comment
  CHSC9273  Erythranthe guttata D. C. Burns 1971-4-3 117 Butte Abundant on s side of highway 70, ca. 8.2 mi n of Oroville, (1.2 mi from end of Oroville freeway). 82 Comment
  SD7068  Erythranthe primuloides Mrs. R. M. Austin 1883-1 Butte Butte Co. Comment
  CAS-BOT-BC402648  Eschscholzia caespitosa James Jokerst 1985-3-24 2169 Butte Near Serpentine Point 547 Comment
  CAS-BOT-BC402967  Eschscholzia californica A. A. Heller 1912-5-23 10747 Butte Table Mountain Olive Ranch north of Oroville Comment
  CAS-BOT-BC402968  Eschscholzia californica A. A. Heller 1914-4-3 s.n. Butte Hills 8 miles north of Oroville 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
  CAS-BOT-BC402971  Eschscholzia californica H. E. Brown 1897-4-15 166 Butte Near Clear Creek Comment
  UC175321  Eschscholzia californica A. A. Heller 1912-5-23 10747 Butte n Oroville; Table Mountain Olive Ranch Comment
  CAS-BOT-BC419498  Eschscholzia lobbii H. E. Brown 1897-4-15 149 Butte Near Clear Creek 53 Comment
  UC204950  Eschscholzia lobbii A. A. Heller 1914-3-7 11188 Butte 8 mi n Oroville Comment
  CAS-BOT-BC202424  Euphorbia ocellata A. A. Heller 1913-9-24 11143 Butte Table Mountain Olive Ranch 8 miles north of Oroville 121 Comment
  CAS-BOT-BC202425  Euphorbia ocellata A. A. Heller 1916-9-5 12645 Butte Hills 8 miles north of Oroville Comment
  CAS-BOT-BC202426  Euphorbia ocellata A. A. Heller 1919-9-5 12645 Butte Hills 8 miles north of Oroville Comment
  POM57352  Filago californica A. A. Heller, H. E. Brown 1902-5-9 5515 Butte Berry Canyon (Near Clear Creek). Comment
  A378070  Frangula californica subsp. tomentella A. A. Heller 1912-5-23 10754 Unknown Table Mountain Olive Ranch north of Oroville Comment
  A378071  Frangula californica subsp. tomentella A. A. Heller 1912-5-23 10753 Unknown Table Mountain Olive Ranch north of Oroville Comment
  CAS-BOT-BC62905  Frangula californica subsp. tomentella A. A. Heller 1912-5-23 10753 Butte Table Mountain Olive Ranch n. of Oroville. Comment
  CAS-BOT-BC62906  Frangula californica subsp. tomentella A. A. Heller 1912-5-23 10754 Butte Table Mountain Olive Ranch n. of Oroville. 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
  GH378012  Frangula californica subsp. tomentella A. A. Heller & H. E. Brown 1902-5-6 5468 Unknown Berry Canyon (Near Clear Creek) Comment
  GH378015  Frangula californica subsp. tomentella A. A. Heller 1912-5-23 10753 Unknown Table Mountain Olive Ranch north of Oroville Comment
  GH378016  Frangula californica subsp. tomentella A. A. Heller 1912-5-23 10754 Unknown Table Mountain Olive Ranch north of Oroville Comment
  CAS-BOT-BC130429  Fritillaria pluriflora H. E. Brown 1897-4-15 141 Butte Near Clear Creek Comment
  UC143417  Fritillaria pluriflora H. E. Brown Mar 3 1897-Mar 22 1897 141 Butte near Clear Creek 53 Comment
  CHSC4070  Galium aparine H. E. Lindahl 1967-3-25 5 Butte 1/2 mi. S and 100 yds. W of forks of dry creek Pentz. 152 Comment
  CHSC26731  Galium murale M. S. Taylor; M. Hayes 1978-4-14 1551 Butte On E side of Williams Rd, ca. 1/4 mi N of Pentz Rd, on Butte College campus, ca. 15 mi S of Chico. 30 Comment
  POM60708  Galium nuttallii var. tenue A. A. Heller, H. E. Brown 1902-5-6 5454 Butte Berry Canyon (near Clear Creek). Comment
  UC1143092  Galium porrigens C. G. Albertus 1933-6-6 23 Butte 1/4 mi w Pentz; Chico Quadrangle 137 Comment
  UC175553  Galium porrigens A. A. Heller 1913-5-28 10769 a Butte 8 mi n Oroville (ditch along Table Mountain) 182 Comment
  UCD66573  Gastridium phleoides A. A. Heller 1914-6-2 11474 Butte 8 miles north of Oroville. Comment
  UCD66574  Gastridium phleoides A. A. Heller 1914-6-2 11474 Butte 8 miles north of Oroville. Comment
  UCD66713  Gastridium phleoides C. G. Albertus 1933-5-29 8 Butte 1/2 mi. N. of Wick. 60 Comment
  GH360005  Gastridium ventricosum A. A. Heller 1914-6-2 11474 Unknown 8 miles north of Oroville Comment
  CHSC57292  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1984-8-12 998 Sierra At second switchback (to the south) along road down from Packers Saddle. Meadow. 1965 Comment
  CHSC14097  Genista monspessulana L. V. Ritter 1969-4-16 160 Butte Ca. 4.8 mi w of Cherokee turn off Hwy 70, ca. 10 yds e of rd, ca. 9 mi n of Oroville. 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
  POM60083  Githopsis pulchella subsp. campestris A. A. Heller, H. E. Brown 1902-5-14 s.n. Butte Berry Canyon (near Clear Creek) Comment
  POM60080  Githopsis specularioides A. A. Heller, H. E. Brown 1902-5-8 s.n. Butte Berry Canyon (near Clear Creek) Comment
  CDA2162  Glyceria declinata L. Ahart 2000-5-21 8377 Butte On the east side of Clark Road (Highway 191), about 200 yards south of Dry Creek, about 10 miles (air) northwest of Oroville. Comment
  CHSC78223  Glyceria declinata Lowell Ahart 2000-5-21 8377 Butte Slickens from the Cherokee mine, on the east side of Clark Road (Highway 191), about 200 yards south of Dry Creek, about 10 miles (air) northwest of Oroville. 60 Comment
  JEPS98452  Glyceria declinata Lowell Ahart 2000-5-21 8377 Butte 10 mi NW of Oroville (slickens from the Cherokee mine, E side of Clark Road (Hwy 191), 200 yds S of Dry Creek) 60 Comment
  GH417626  Grindelia hirsutula A. A. Heller 1913-6-4 10780 Unknown Table Mountain Olive Ranch north of Oroville Comment
  UC175440  Grindelia hirsutula A. A. Heller 1913-6-4 10780 Butte n Oroville (Table Mountain Olive Ranch); Table Mountain Olive Ranch Comment
  CHSC114618  Harmonia doris-nilesiae 1993-6-22 Butte Comment
  CAS-BOT-BC309403  Helenium puberulum A. A. Heller 1914-8-13 11681 Butte Hills 8 miles north of Oroville Comment
  CAS-BOT-BC309404  Helenium puberulum A. A. Heller 1914-8-13 11681 Butte Hills 8 miles north of Oroville Comment
  UC179688  Helenium puberulum A. A. Heller 1914-8-13 11681 Butte hills 8 mi n Oroville Comment
  CHSC25336  Helianthus bolanderi M. P. Hayes 1977-8-13 31 Butte Wash on Butte College Campus, along Williams Road. Comment
  CHSC26668  Helianthus bolanderi M. S. Taylor; M. Hayes 1977-8-16 1439 Butte On both sides of Williams Rd, ca. 1/2 mi n of its jct with Pentz Rd, on Butte College Campus, ca. 15 mi s of Chico. 60 Comment
  UC134875  Helianthus bolanderi H. E. Brown Nov 15 1896-Nov 30 1896 126 Butte near Clear Creek 53 Comment
  CHSC35087  Heliotropium europaeum R. A. Schlising 1981-11-3 4220 Butte Central part of county, at jct of Messilla Valley Road and Pentz Road. At roadside. 130 Comment
  CAS-BOT-BC309783  Hemizonia congesta subsp. luzulifolia A. A. Heller 1913-10-7 11147 Butte Table Mountain Olive Ranch 8 miles north of Oroville 121 Comment
  CHSC26628  Hemizonia congesta subsp. luzulifolia M. P. Hayes 1977-9-12 125 Butte In the area of the organic garden on Butte College Campus at the corner of Clark and Pentz roads. 90 Comment
  UC186058  Hemizonia congesta subsp. luzulifolia A. A. Heller 1913-10-7 11147 Butte 8 mi n Oroville (Table Mountain Olive Ranch) 121 Comment
  CAS-BOT-BC310157  Hesperevax caulescens H. E. Brown 1897-4-15 209 Butte Near Clear Creek Comment
  CHSC26822  Hesperevax caulescens M. S. Taylor 1978-5-7 1597 A Butte On e side of Williams Rd, on Butte College campus, ca. 1/4 mi n of Pentz Rd, ca. 15 mi s of Chico. 30 Comment
  UC1185274  Hesperevax caulescens H. E. Brown May 1 1897-May 15 1897 209 Butte near Clear Creek Comment
  UC134866  Hesperevax caulescens Mrs. R. M. Austin 1896-5-1 685 Butte Comment
  UCD80069  Hesperevax caulescens CNPS SN Foothill Team 2005-4-14 SNFN 0032 b Butte Private Rock Ranch, pasture about 120 m south of the ranch house and about 15 m east of the ephemeral creek running through the property. 95 Comment
  CAS-BOT-BC175992  Hesperolinon californicum A. A. Heller 1914-4-24 11323 Butte 8 miles north of Oroville Comment
  CAS-BOT-BC175993  Hesperolinon californicum H. E. Brown 1897-5-1 214 Butte Near Clear Creek Comment
  CAS-BOT-BC175994  Hesperolinon californicum A. A. Heller; H. E. Brown 1902-5-8 5504 Butte Berry Canyon (near Clear Creek) Comment
  CAS-BOT-BC175995  Hesperolinon californicum A. A. Heller 1914-4-24 11323 Butte 8 miles north of Oroville Comment
  CHSC58673  Hesperolinon californicum M. Bailey 1991-5-25 Butte Growing on thin soils on a slope on Butte College campus, ca 300 ft east of Williams Road, nw portion of the campus. 83 Comment
  JEPS16249  Hesperolinon californicum A. A. Heller 1914-4-24 11323 Butte hills 8 mi n Oroville Comment
  UC867721  Hesperolinon californicum A. A. Heller 1914-4-24 11323 Butte low hills 8 mi n Oroville Comment
  SD8553  Hesperolinon micranthum R. M. Austin 1883-1 Butte Butte Co. Comment
  SD8501  Heteromeles arbutifolia R. M. Austin 1883-1 Butte Comment
  UC114259  Heteromeles arbutifolia Mrs. R. M. Austin Jun 1887 Butte Comment
  CHSC8127  Heterotheca grandiflora K. Henegar 1969-4-17 88 Butte At corner of Pentz and Pentz-Paradise Road. Comment
  CHSC25262  Hoita macrostachya M. S. Taylor 1977-6-27 1394 Butte In creek on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  CHSC36109  Hordeum marinum subsp. gussoneanum K. Bridwell 1978-5-25 109 Butte Ca. 300 yds s of Pentz Rd, ca. 3 mi e of intersection with Hwy 99, ca. 12 mi se of Chico. 76 Comment
  CHSC41136  Hordeum marinum subsp. gussoneanum R. L. Ondricek-Fallscheer 1982-3-22 133 Butte Along Hwy 149, ca. 1 mi e of jct. of Hwy 99 and Hwy 149; ca. 11 mi se of Chico (Hwy 32). 60 Comment
  HSC91100  Hordeum marinum subsp. gussoneanum J. P. Smith 1974-4-20 7345 Butte 300 yds. S of junction of Pentz and Clark Rd. 61 Comment
  UC1132515  Hordeum marinum subsp. gussoneanum C. G. Albertus 1933-5-29 7 Butte 1 1/2 mi n Wick; Chico Quad. Comment
  CHSC54388  Hordeum murinum subsp. leporinum M. Bailey 1991-3-18 639 Butte On top of a hill northwest of Wallis Pond, Butte College campus. 106 Comment
  CHSC25265  Hosackia oblongifolia M. S. Taylor 1977-6-27 1395 Butte In creek on Butte College campus, ca. 15 mi s of Chico. 60 Comment
  CHSC51993  Hydrocotyle umbellata B. Castro 1987-9-22 250 Butte S side of Pentz Rd ca 2.2 mi e of its jcn with Clark Rd. 115 Comment
  CAS-BOT-BC400827  Hypericum anagalloides A. A. Heller 1913-6-4 10774 Butte Table Mountain Olive Ranch north of Oroville Comment
  UC176927  Hypericum anagalloides A. A. Heller 1913-6-4 10774 Butte Table Mt. Olive Ranch n. of Oroville; Table Mt. Olive Ranch Comment
  SEINET6190908 Image available Iris douglasiana A. A. Heller 1919-1 13102 Butte Butte County Comment
  CAS-BOT-BC133565  Iris hartwegii A. A. Heller; H. E. Brown 1902-5-9 5517 a Butte Berry Canyon (Near Clear Creek) Comment
  UC203672  Juncus bufonius A. A. Heller 1914-6-2 11478 Butte 8 mi n Oroville Comment
  CHSC26800  Juncus bufonius var. bufonius M. S. Taylor; M. Hayes 1978-4-14 1559 Butte Vernal pools, on e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  CHSC54363  Juncus bufonius var. bufonius M. Bailey 1991-4-19 567 Butte Butte College campus. Within fenced area around Wallis Pond, along drainage to the w of the pond and e of Well #3. 85 Comment
  CHSC49607  Juncus bufonius var. congestus Vernon Oswald 1987-6-12 2986 Butte East side of Sacramento River just n of Golden State Island (perhaps technically in Glenn County because of shifting channel). 33 Comment
  CHSC26722  Juncus capitatus M. S. Taylor; M. Hayes 1978-4-14 1565 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  CHSC26750  Juncus effusus subsp. pacificus M. S. Taylor; M. Hayes 1977-8-16 1449 Butte Near man-made ponds on Clear Creek, Butte College Campus, ca. 15 mi s of Chico. 60 Comment
  UC183502  Juncus effusus subsp. pacificus A. A. Heller 1913-6-4 10773 Butte n of Oroville (Table Mountain Olive Ranch) Comment
  CHSC111094  Juncus occidentalis Peter F. Zika 2011-7-7 25542 Butte Near parking for Big Bald Rock Trailhead, 0.2 air miles E of Big Bald Rock, northern Sierra Nevada Highlands (n SNH). 150 Comment
  CHSC26748  Juncus patens M. S. Taylor; M. Hayes 1977-8-16 1446 Butte Near man-made ponds on Clear Creek, Butte College Campus, ca. 15 mi s of Chico. 60 Comment
  JEPS102314  Juncus patens Lowell Ahart 2001-7-6 8881 Butte 12 mi SW of Chico (W of a large pond, large overflow area on E side of Sacramento River, NW of Parrott Landing, 1 mi SE of Ord Ferry, 2 mi SE of Ord bend[sic]) 32 Comment
Read comments
Nov 27 2006
  LA28295  Keckiella breviflora A. A. Heller; Howard S. Brown 1902-5-6 5471 Butte Berry Canyon (near Clear Creek) Comment
  UC175341  Keckiella breviflora A. A. Heller 1913-6-6 10785 Butte 8 mi n Oroville; Table Mountain 182 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
  NY790172  Keckiella breviflora var. glabrisepala A. A. Heller 1913-6-6 10785 Butte Ditch along Table Mountain 8 miles north of Oroville 182.9 Comment
  NY790193  Keckiella breviflora var. glabrisepala Mrs. C. C. Bruce 05 1898 2008 Butte Comment
  UC690220  Keckiella breviflora var. glabrisepala A. A. Heller and H. E. Brown 1902-5-6 5471 Butte near Clear Creek; Berry Canyon Comment
  NY790318  Keckiella lemmonii A. A. Heller 1902-5-6 5471 Butte Berry Canyon (near Clear Creek) Comment
  GH360121  Koeleria cristata A. A. Heller 1902-5-13 5534 Unknown Grade between Clear Creek and Paradise Comment
  CHSC26818  Koeleria phleoides M. S. Taylor 1978-5-7 1594 Butte On e side of Williams Rd, ca. 1/2 mi n of Pentz Rd on Butte College Campus, ca. 15 mi s of Chico. 30 Comment
  UC204878  Koeleria phleoides A. A. Heller 1914-5-19 11417 Butte Comment
  CHSC26747  Lactuca saligna M. S. Taylor; M. Hayes 1977-8-16 1443 Butte Around maintance buildings, Butte College Campus, ca. 15 mi S of Chico. 60 Comment
  CHSC26678  Lactuca serriola M. S. Taylor; M. Hayes 1977-8-16 1452 Butte Between maintenance buildings and Clear Creek, Butte College Campus, ca. 15 mi s of Chico. 60 Comment
  CHSC25273  Lagophylla glandulosa M. S. Taylor 1977-6-27 1396 Butte Butte College campus, ca. 15 mi s of Chico. 30 Comment
  CHSC26761  Lagophylla glandulosa M. S. Taylor; M. Hayes 1977-8-16 1438 Butte On both sides of Williams Rd, ca. 300 yds n of its jct with Pentz Rd, on Butte College Campus, ca. 15 mi s of Chico. 60 Comment
  GH403727  Lagophylla glandulosa A. A. Heller 1914-5-14 11401 Unknown near Clear Creek Comment
  UC828870  Lagophylla glandulosa A. A. Heller 1914-5-14 11401 Butte treeless plain near Clear Creek Comment
  UC828872  Lagophylla glandulosa A. A. Heller 1915-8-20 12200 Butte on treeless hills 8 mi n Oroville Comment
  CHSC49826  Lasthenia ferrisiae Vernon Oswald 1990-4-11 4160 Butte Campus of Butte Community College, along the edge of the road just west of the Horse Arena. 91 Comment
  CAS-BOT-BC354117  Lasthenia fremontii A. A. Heller 1914-4-3 11260 Butte On the Chico-Oroville rd 8 miles from Oroville. Comment
  CAS-BOT-BC354118  Lasthenia fremontii A. A. Heller 1914-4-3 11260 Butte On the Chico-Oroville rd 8 miles from Oroville. Comment
  CAS-BOT-BC354124  Lasthenia fremontii H. E. Brown 1897-4-15 153 Butte Near Clear Creek. 53 Comment
  UC196261  Lasthenia fremontii A. A. Heller 1914-4-3 11260 Butte on the Chico-Oroville road 8 mi from Oroville Comment
  UC893757  Lasthenia fremontii A. A. Heller 1914-4-3 11260 Butte on the Chico-Oroville road 8 mi from Oroville Comment
  CHSC35629  Lasthenia platycarpha R. E. Preston 1982-3-22 196 B Butte Ca. 50 ft e of Hwy 149, ca. 3/4 mi e of Hwy 99, ca. 10.5 mi nw of Oroville. 60 Comment
  CAS-BOT-BC213338  Lathyrus jepsonii subsp. californicus H. E. Brown 1897-4-15 213 Butte Near Clear Creek 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
  CAS-BOT-BC213297  Lathyrus sulphureus A. A. Heller; H. E. Brown 1902-5-7 5485 Butte Berry Canyon, near Clear Creek Comment
  CAS-BOT-BC321755  Layia fremontii A. A. Heller 1914-4-14 11292 Butte Hills 8 miles N of Oroville Comment
  CAS-BOT-BC321779  Layia fremontii H. E. Brown 1897-4-15 184 Butte Near Clear Creek Comment
  CHSC3471  Layia fremontii Roger Jaegel 1966-3-21 64 Butte Located six miles southeast of Chico two miles east of Highway 99 on Pentz Road. Comment
  CHSC3872  Layia fremontii Gerry Carrauthers 1966-3-21 70 Butte Pentz Rd. ca. 15 mi. E. of Clark Rd. Ca. 15 mi. S.E. of city of Chico. Along roadside. Comment
  HSC32399  Layia fremontii Gary S. Lester 1974-4-20 105 Butte Along Pentz Rd. 300 yds. S of intersection with Clark Rd. 76 Comment
  UC179640  Layia fremontii A. A. Heller 1914-3-28 11235 Butte 8 mi n Oroville Comment
  UC179642  Layia fremontii A. A. Heller 1914-4-14 11292 Butte 8 mi n Oroville Comment
  UC304001  Layia fremontii H. E. Brown 1897-4-15 184 Butte Clear Creek 53 Comment
  UC894089  Layia fremontii A. A. Heller 1914-4-14 11235 Butte 8 mi n Oroville Comment
  CHSC8142  Layia septentrionalis J. G. Moore 1969-4-18 89 Butte Magalia Hwy., 50 yds. s along roadside, from Pentz Rd intersection. 152 Comment
Read comments
May 24 2013
  CHSC51670  Leersia oryzoides M. Bailey 1990-10-9 417 Butte East Branch of Clear Creek, near intersection of the east and west branches of Clear Creek near Pentz Road, Butte College Campus. 85 Comment
  CHSC25338  Leontodon saxatilis subsp. longirostris M. P. Hayes 1977-8-13 32 Butte Butte College Campus, football playing fields, near a water standpipe. Intersection of Pentz and Clark Roads. 91 Comment
  CHSC26760  Leontodon saxatilis subsp. longirostris M. S. Taylor; M. Hayes 1977-8-16 1444 Butte Along Clear Creek, Butte College Campus, ca. 15 mi s of Chico. 60 Comment
  CAS-BOT-BC89875  Lepidium nitidum A. A. Heller 1914-3-21 11274 Butte Hills 8 miles north of Oroville. Comment
  CAS-BOT-BC89876  Lepidium nitidum A. A. Heller 1914-3-21 11274 Butte Hills 8 miles north of Oroville. Comment
  CAS-BOT-BC89884  Lepidium nitidum James Jokerst 1985-3-24 2171 Butte Near Serpentine Point. 547 Comment
  CAS-BOT-BC89885  Lepidium nitidum H. E. Brown 1897-4-15 146 Butte Near Clear Creek. Comment
  CHSC34539  Lepidium nitidum Lana L. Smith 1975-4-5 6 Butte Ca. 0.32 km w of junction of Clark and Pentz Rds. and 1.19 km n of Fallager Creek, 17 km se of Chico. 85 Comment
  CHSC35019  Lepidium nitidum R. E. Preston 1982-3-22 196 Butte Ca. 50 ft from sides of Hwy 149, ca. 1/2 mi e of its jct with Hwy 99, ca. 10.5 mi nw of Oroville. 60 Comment
  UC203607  Lepidium nitidum A. A. Heller 1914-4-11 11274 Butte 8 mi n Oroville Comment
  UC203609  Lepidium nitidum A. A. Heller 1914-2-10 11177 Butte 8 mi n Oroville (near w base of Table Mountain) Comment
  UC856525  Lepidium nitidum A. A. Heller 1914-4-11 11274 Butte 8 mi n Oroville Comment
  UCD115784  Lepidium nitidum A. A. Heller 1914-2-10 11177 Butte Eight miles north of Oroville, near the western base of Table mountain. Collected near Santa Barbara. Comment
  UCD115785  Lepidium nitidum A. A. Heller 1914-3-21 11274 Butte 8 miles north of Oroville. Comment
  CHSC49537  Leptochloa fusca subsp. fascicularis Vernon Oswald 1987-6-5 2957 Butte East side of Sacramento River just n of Golden State Island, (perhaps now technically in Glenn County because of shifting channel). 33 Comment
  CHSC51515  Leptochloa fusca subsp. fascicularis M. Bailey 1990-10-16 417 Butte NW side of fence behind fire training area, Butte College campus. 91 Comment
  CHSC58674  Leptochloa fusca subsp. uninervia M. Bailey 1991-6-6 Butte West side of Clark Road, ca 1 mi n of its jct with Pentz Road, in the vicinity of the jct of West Branch Lane. 76 Comment
  CHSC32609  Leptosiphon bolanderi J. D. Jokerst 1981-3-28 1268 Butte Butte College Campus, adj to ephemeral creek. Ca 500 m due N of the jct of Pentz and Clark roads. 97 Comment
  CHSC36822  Leptosiphon bolanderi R. A. Schlising; J. D. Jokerst 1980-7-2 3813 Butte 0.75 mi SW of road crossing of Butte Creek. 658 Comment
  CHSC26732  Leptosiphon filipes M. S. Taylor; M. Hayes 1978-4-14 1561 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  POM65231  Leptosiphon filipes A. A. Heller, H. E. Brown 1902-5-9 5508 Butte Berry Canyon (Near Clear Creek) from [type?] region Comment
  SD8923  Lessingia nemaclada Mrs. R. M. Austin 1883-1 Butte Butte Co. Comment
  CAS-BOT-BC342058  Lessingia virgata A. A. Heller 1914-9-4 11762 Butte Hills 8 miles north of Oroville Comment
  CAS-BOT-BC342063  Lessingia virgata A. A. Heller 1914-9-4 11762 Butte Hills 8 miles north of Oroville Comment
  CHSC46973  Lessingia virgata Vernon H. Oswald 1989-9-23 4013 Butte Butte Community College, between Parking Lot C and the Horse Arena. 106 Comment
  UC179649  Lessingia virgata A. A. Heller 1914-9-4 11762 Butte hills 8 mi n Oroville Comment
  POM109710  Lilium humboldtii subsp. humboldtii Mrs. R. M. Austin 1895-06 s.n. Modoc Hills Comment
  JEPS89153  Limnanthes douglasii subsp. nivea A. A. Heller 1914-4-3 11261 Butte 8 mi nw Oroville Comment
  UC203549  Limnanthes douglasii subsp. rosea A. A. Heller 1914-3-23 11224 Butte in low hills 8 mi n Oroville Comment
  UC726867  Limnanthes douglasii subsp. rosea A. A. Heller 1916-3-8 12279 Butte 8 mi n Oroville (below blue oak belt) Comment
  UC869482  Limnanthes douglasii subsp. rosea A. A. Heller 1916-3-8 12279 Butte 8 mi n Oroville (hills below Oak Belt) Comment
  GH364863  Limnanthes floccosa C. T. Mason, Jr. 1949-4-24 1256 Unknown Nine miles N.W. Oroville on the north side of the Oroville-Chico road Comment
  GH364865  Limnanthes floccosa A. A. Heller 1914-4-3 11261 Unknown Hills 8 miles north of Oroville Comment
  UCD116436  Limnanthes floccosa Jeff Dole 1988-3-26 s.n. Butte near junction of Bruce Road and Stilson Canyon Road. Comment
  CAS-BOT-BC45926  Limnanthes floccosa subsp. californica Charles T. Mason, Jr. 1949-4-24 1255 Butte 8 miles N.W. of Oroville along the Oroville-Chico road Comment
  CAS-BOT-BC45929  Limnanthes floccosa subsp. californica A. A. Heller 1914-4-3 11261 Butte 8 miles north of Oroville Comment
  CAS-BOT-BC45930  Limnanthes floccosa subsp. californica A. A. Heller 1914-4-3 11261 Butte 8 miles north of Oroville Comment
  UC203613  Limnanthes floccosa subsp. californica A. A. Heller 1914-4-3 11261 Butte 8 mi from Oroville (on Chico-Oroville road, below blue oak belt) Comment
  UC971878  Limnanthes floccosa subsp. californica Charles T. Mason Jr. 1949-4-24 1255 Butte 8 mi nw Oroville (along the Oroville-Chico road, near a large asphalt area marked Bombing Range) Comment
  CHSC3959  Linanthus dichotomus M. Lee 1967-4-10 18 Butte Along roadside 2 1/2 mi. E. of Hwy 99E on Pentz Rd. Pentz. 136 Comment
  UC196267  Linanthus parviflorus A. A. Heller 1914-4-3 11258 Butte 8 mi n Oroville Comment
  UC885983  Linaria vulgaris A. A. Heller 1915-8-20 12201 Butte 8 mi n of Oroville 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
  CAS-BOT-BC342142  Logfia filaginoides A. A. Heller 1914-6-2 11148 Butte 8 miles north of Oroville Comment
  CHSC26713  Logfia gallica M. P. Hayes 1978-4-7 152 Butte On top of ne butte on Butte College campus at the corner of Pentz and Clark roads. 170 Comment
  CHSC26785  Logfia gallica M. S. Taylor 1978-5-6 1591 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, ca. 15 mi s of Chico. 30 Comment
  UC171399  Logfia gallica A. A. Heller 1913-10-7 11148 Butte 8 mi n Oroville; Table Mountain Olive Ranch 121 Comment
  CAS-BOT-BC283386  Lolium multiflorum A. A. Heller 1914-5-19 11420 Butte Hills, 8 miles N of Oroville Comment
  CAS-BOT-BC283387  Lolium multiflorum A. A. Heller 1914-5-19 11420 Butte Hills, 8 miles N of Oroville Comment
  GH360193  Lolium multiflorum A. A. Heller 1914-5-19 11420 Unknown 8 miles north of Oroville Comment
  UC204470  Lolium multiflorum A. A. Heller 1914-5-19 11420 Butte 8 mi n Oroville Comment
  UCD66065  Lolium multiflorum A. A. Heller 1914-5-19 11420 Butte 8 miles north of Oroville. Comment
  GH360210  Lolium temulentum A. A. Heller 1914-6-2 11475 Unknown 8 miles north of Oroville. Comment
  UC203667  Lolium temulentum A. A. Heller 1914-6-2 11475 Butte 8 mi n Oroville Comment
  UCD66485  Lolium temulentum A. A. Heller 1914-6-2 11475 Butte 8 miles north of Oroville. Comment
  UC875115  Lomatium caruifolium var. denticulatum A. A. Heller 1915-3-6 11769 Butte 8 mi. n. Oroville Comment
  POM132576  Lomatium dasycarpum subsp. tomentosum A. A. Heller, H. E. Brown 1902-5-14 5552 Butte Berry Canyon (near Clear Creek) Comment
  UC195446  Lomatium dasycarpum subsp. tomentosum A. A. Heller 1914-4-13 11259 Butte 8 mi. n. Oroville Comment
  UC195445  Lomatium utriculatum A. A. Heller 1914-4-3 11259 Butte 8 mi. n. Oroville Comment
  POM67639  Lonicera hispidula var. vacillans C. C. Bruce 1897-06 1809 Butte [No location data on label] Comment
  A422925  Lonicera interrupta A. A. Heller & H. E. Brown 1902-5-14 5551 Unknown Berry Canyon (Near Clear Creek) Comment
  CAS-BOT-BC240684  Lonicera interrupta A. A. Heller; H. E. Brown 1902-5-14 5551 Butte Berry Canyon (Near Clear Creek) Comment
  CAS-BOT-BC240686  Lonicera interrupta A. A. Heller; H. E. Brown 1902-5-14 5551 Butte Berry Canyon (Near Clear Creek) Comment
  GH422889  Lonicera interrupta A. A. Heller & H. E. Brown 1902-5-14 5551 Unknown Berry Canyon (Near Clear Creek) Comment
  POM46731  Lonicera interrupta A. A. Heller, H. E. Brown 1902-5-14 5551 Butte Berry Canyon (near Clear Creek) Comment
  UC1129064  Lotus humistratus C. G. Albertus 1933-6-1 11 Butte 6 mi sw Paradise; Chico Quad. 152 Comment
  UC204729  Lotus humistratus A. A. Heller 1914-5-8 11377 Butte the Clear Creek to Paradise grade Comment
  UC176246  Lotus purshianus var. purshianus A. A. Heller 1913-10-7 11146 Butte 8 mi n Oroville (Table Mountain Olive Ranch) 121 Comment
  UC204722  Lotus purshianus var. purshianus A. A. Heller 1914-8-20 11692 Butte about 5 mi s Pentz (along Dry Creek); Dry Creek Comment
  UC204727  Lotus wrangelianus A. A. Heller 1914-5-28 11238 Butte 8 mi n Oroville Comment
  UC204453  Ludwigia palustris A. A. Heller 1914-8-13 11683 Butte hills 8 mi. n. Oroville Comment
  CAS-BOT-BC201355  Lupinus albifrons var. albifrons Charles Piper Smith 1949-4-16 49115 Butte Berry Creek - Brush Creek Road Comment
  CAS-BOT-BC196247  Lupinus albifrons var. eminens H. E. Brown 1897-4-15 s.n. Butte Near Clear Creek Comment
  CAS-BOT-BC196250  Lupinus albifrons var. eminens A. A. Heller 1913-5-28 10764 Butte Eight miles north of Oroville 182 Comment
  CAS-BOT-BC196251  Lupinus albifrons var. eminens A. A. Heller 1913-5-28 10764 Butte Eight miles north of Oroville 182 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
  CAS-BOT-BC196254  Lupinus albifrons var. eminens A. A. Heller 1913-5-28 10764 Butte Eight miles north of Oroville 182 Comment
  RSA104809  Lupinus albifrons var. eminens A. A. Heller 1913-5-28 10764 Butte 8 mi N of Oroville. Comment
  CHSC36149  Lupinus bicolor C. W. Dawson 1978-4-2 13 Butte 2.1 mi. ne of junction of Cal. Hwy. 99 and Pentz Rd. se side of roadway. 60 Comment
  CHSC90018  Lupinus bicolor Rebecca L. Hill 1990-4-7 10 Butte Ca. .4 mi ese on Clear Creek Cemetery Rd., ca. 6 mi s of Paradise off of Clark Rd. 121 Comment
  UC204553  Lupinus bicolor A. A. Heller 1914-3-13 11198 Butte near the western base Table Mountain (hills eight mi n of Oroville); near western base of Table Mountain Comment
  CHSC32608  Lupinus bicolor var. tridentatus J. D. Jokerst 1981-3-28 1269 Butte Butte College Campus ca 500 m due N of the jct of Pentz and Clark roads. 97 Comment
  CHSC54367  Lupinus bicolor var. tridentatus M. Bailey 1991-3-30 556 Butte Butte College campus, n side of hill directly ne of water tower, distance ca 1/4 mi. 176 Comment
  CHSC33129  Lupinus microcarpus var. microcarpus J. D. Jokerst 1981-4-29 1301 Butte Adjacent to entrance road to Butte College Campus from Pentz Road. 76 Comment
  CHSC84647  Lupinus microcarpus var. microcarpus Matt Quinn 2001-4-26 53 Butte Approximately 1500 feet east of Clark Road and 1/2 mile south of Fallager Creek. 85 Comment
  CHSC90373  Lupinus nanus Paula J. Minton 1980-4-13 1 Butte Butte College, about 11 mi southeast of Chico, 1 mi north of Pentz Road and 1 mi west of Clark Road. 175 Comment
  UC204550  Lupinus nanus A. A. Heller 1914-5-8 11378 Butte Clear Creek-Paradise grade Comment
  UCD108994  Lupinus nanus A. A. Heller 1914-5-8 11378 Butte Clear Creek-Paradise grade. Comment
  JEPS87401  Lupinus pachylobus Vernon H. Oswald and Lowell Ahart 1993-3-24 5243 Butte e side Dry Creek Canyon (n of the historical site of Pentz, on the e side of a secondary drainage entering Dry Creek 2 mi n Pentz Rd. Area burned during previous summer); e side of Dry Creek Canyon n of historical site of Pentz 262 Comment
  UC1609454  Lupinus pachylobus Vernon H. Oswald and Lowell Ahart 1993-3-24 5243 Butte e side Dry Creek Canyon (n of the historical site of Pentz, on the e side of a secondary drainage entering Dry Creek 2 mi n Pentz Rd. Area burned during previous summer); e side of Dry Creek Canyon n of historical site of Pentz 262 Comment
  CHSC32605  Lupinus succulentus J. D. Jokerst 1981-3-28 1270 Butte Butte College Campus along entrance in the vicinity of the eastern-most parking lot. Comment
  CHSC52031  Lycopus americanus B. Castro 1987-9-22 249 Butte S side of Pentz Rd ca 2.2 mi e of its jcn with Clark Rd. 115 Comment
  GH400389  Lycopus americanus A. A. Heller 1914-8-20 11686 Unknown on the Oroville-Chico road, 14 miles from Chico Comment
  SEINET7073010  Lythrum hyssopifolia A. G. Vestal 1963-5-31 s.n. Butte About 8.2 miles north-northwest of Oroville on Route 149. UTM Zone 10, 614599mE, 4384406mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC342704  Madia elegans A. A. Heller 1914-8-13 11684 Butte Hills 8 miles north of Oroville Comment
  CAS-BOT-BC342705  Madia elegans A. A. Heller 1914-8-13 11684 Butte Hills 8 miles north of Oroville 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
  UC179655  Madia elegans A. A. Heller 1914-8-13 11684 Butte hills 8 mi n of Oroville Comment
  UC220566  Madia elegans H. E. Brown Apr 1 1897-Apr 15 1897 196 Butte near Clear Creek 53 Comment
  UC65347  Madia elegans A. A. Heller 1902-5-10 5518 Butte Clear Creek P.O. Clear Creek Comment
  CHSC25454  Madia elegans subsp. densifolia Marc Hayes; Warner 1977-9-12 103 Butte Along the middle branch of Clear Creek on the Butte College Campus, ca. 15 mi se of Chico. 82 Comment
  UC196259  Marah watsonii A. A. Heller 1914-4-27 11328 Butte 8 mi n Oroville Comment
  UC890412  Marah watsonii A. A. Heller 1914-4-27 11328 Butte 8 mi n Oroville Comment
  UC204541  Medicago polymorpha A. A. Heller 1914-3-7 11186 Butte along a small stream in olive orchard 8 mi n Oroville Comment
  UCD107828  Medicago polymorpha A. A. Heller 1914-3-7 11186 Butte 8 miles north of Oroville. Comment
  CAS-BOT-BC262501  Melica torreyana A. A. Heller 1902-5-8 5511 Butte Berry Canyon (near Clear Creek) Comment
  CAS-BOT-BC262502  Melica torreyana A. A. Heller 1902-5-13 554 Butte Near Clear Creek Comment
  GH360473  Melica torreyana A. A. Heller 1902-5-8 5511 Unknown Berry Canon (near Clear Creek) Comment
  POM114759  Melica torreyana C. C. Bruce 1898-05 2378 Butte [No locality information provided] 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
  UCD89083  Melica torreyana August L. Hormay 1929-6-24 s.n. Butte East of Chico, Deer Creek, near Murphy. Comment
  CHSC48487  Mentha pulegium Vernon Oswald 1987-6-12 2995 Butte East side of the Sacramento River just n of Golden State Island (perhaps technically in Glenn County because of shifting channel). 33 Comment
  CHSC21248  Mentha spicata M. S. Taylor 1975-10-31 981 Butte Along creek, ca. 50 yds n of Pentz Rd, in Butte College Campus, ca. 12 mi s of Chico. 91 Comment
  GH400472  Mentha spicata A. A. Heller 1914-8-20 11687 Unknown Hills 8 miles north of Oroville Comment
  UC196321  Mentha spicata A. A. Heller 1914-8-20 11687 Butte hills 8 mi n Oroville Comment
  NY112245  Mentzelia laevicaulis A. A. Heller 1914-8-13 11682 Butte Hills 8 miles north of Oroville. Comment
  CAS-BOT-BC428758  Micranthes californica Mrs. C. C. Bruce 1898-2-1 2042 Butte Unspecified Comment
  CAS-BOT-BC348465  Micropus californicus var. californicus A. A. Heller 1914-4-11 11278 Butte 8 miles north of Oroville Comment
  CHSC4591  Micropus californicus var. californicus C. Glascock 1965-5-11 378 Butte Ca. 7.5 mi. ne of Chico and 3.6 mi. s of Russell Dr., S Paradise, ca. 30 yds. se of Hwy. Comment
  HSC32400  Micropus californicus var. californicus Gary S. Lester 1974-4-20 102 Butte Along Pentz Rd. 300 yds. S of intersection with Clark Rd. 76 Comment
  UC1070012  Micropus californicus var. californicus C. G. Albertus 1933-7-6 25 Butte 1/4 mi w Pentz; Chico Quadrangle Comment
  UC519235  Micropus californicus var. californicus C. G. Albertus 1933-6-6 1424 Butte 0.25 mi w Pentz 137 Comment
  UC831274  Micropus californicus var. californicus A. A. Heller 1914-4-11 11278 Butte 8 mi n Oroville Comment
  CAS-BOT-BC348705  Microseris acuminata A. A. Heller 1914-4-14 11291 Butte 8 miles north of Oroville Comment
  CHSC26714  Microseris acuminata M. P. Hayes 1978-4-7 153 Butte On buttes at the Butte College campus on the corner of Pentz and Clark roads. 150 Comment
  CHSC26734  Microseris acuminata M. S. Taylor; M. Hayes 1978-4-14 1562 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, ca. 15 mi s of Chico. 30 Comment
  UC831277  Microseris acuminata A. A. Heller 1914-4-14 11291 Butte grain field 8 mi n Oroville Comment
  CAS-BOT-BC348882  Microseris douglasii subsp. douglasii A. A. Heller 1914-4-14 11291 Butte 8 miles north of Oroville Comment
  CHSC54378  Microseris douglasii subsp. douglasii M. Bailey 1991-4-19 572 Butte Butte College campus ca 1/4 mi n of Pentz Road and ca 300 ft e of Williams Road. 85 Comment
  UC179687  Microseris douglasii subsp. douglasii A. A. Heller 1914-4-14 11291 Butte hills 8 mi n Oroville Comment
  UCD80104  Microseris douglasii subsp. douglasii CNPS SN Foothill Team 2005-4-13 SNFN 0080 c Butte Private Rock Ranch (horse ranch) owned by Chris and Maria Rock. The plot location on the ranch is near the SE corner of the south pasture, approximately 25 m from the south fence. 92 Comment
  GH365952  Mimulus aurantiacus Mrs. R. M. Austin 1879-06-01 - 1879-07-01 Unknown Comment
  GH367256  Mimulus glaucescens A. A. Heller 1912-5-23 10755 Unknown Table Mountain Olive Ranch north of Oroville Comment
  GH367259  Mimulus glaucescens A. A. Heller & H. E. Brown 1902-5-6 5461 Unknown Berry Canyon (Near Clear Creek) Comment
  POM5060  Mimulus glaucescens A. A. Heller, H. E. Brown 1902-5-6 s.n. Butte Berry Canyon (near Clear Creek). Comment
  RSA454333  Mimulus glaucescens M. M. Boney 1897-1 s.n. Butte [No location data on label] Comment
  UC176073  Mimulus glaucescens A. A. Heller 1912-5-23 10755 Butte n Oroville (Table Mountain Olive Ranch) Comment
  UC26940  Mimulus glaucescens Mrs. R. M. Austin March 1898 2104 Butte Comment
  UC726352  Mimulus glaucescens A. A. Heller 1938-5-4 15060 Butte near coverd bridge Comment
  UC886185  Mimulus guttatus A. A. Heller 1915-5-4 11868 Butte 8 mi n Oroville Comment
  CAS-BOT-BC7511  Mimulus guttatus var. glaucescens R. M. Austin 1883-5-1 s.n. Butte unspecified 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
  UC1609161  Mimulus kelloggii Vernon H. Oswald and Lowell Ahart 1993-3-24 5242 Butte n Pentz historical site (e side of canyon, on e side of a secondary drainage entering Dry Creek 2 mi n of Pentz Rd.); Dry Creek Canyon 274 Comment
  UC65831  Mimulus kelloggii A. A. Heller 1902-5-6 5464 Butte Clear Creek P.O. Clear Creek Comment
  CAS-BOT-BC174595  Minuartia californica H. E. Brown 1897-3-3 143 Butte Near Clear Creek 53 Comment
  UC203619  Minuartia californica A. A. Heller 1914-3-18 11208 Butte 8 mi n Oroville Comment
  HSC32406  Minuartia douglasii Gary S. Lester 1974-4-20 106 Butte Along Pentz Rd. 300 yds. S of intersection with Clark Rd. 76 Comment
  UC204576  Mollugo verticillata A. A. Heller 1914-6-2 11473 Butte land 8 mi n of Oroville Comment
  UCD99637  Mollugo verticillata A. A. Heller 1914-6-2 11473 Butte 8 miles north of Oroville. Comment
  JEPS87430  Montia fontana Vernon H. Oswald and Lowell Ahart 1993-3-24 5244 Butte 2 mi n of Pentz Road (e side of Canyon n of the historical site of Pentz, on e side of secondary drainage entering Dry Creek); Dry Creek Canyon 262 Comment
  UC1609467  Montia fontana Vernon H. Oswald and Lowell Ahart 1993-3-24 5244 Butte 2 mi n of Pentz Road (e side of Canyon n of the historical site of Pentz, on e side of secondary drainage entering Dry Creek); Dry Creek Canyon 262 Comment
  UC203629  Montia fontana A. A. Heller 1914-3-18 11209 Butte 8 mi n of Oroville Comment
  CHSC54372  Montia fontana subsp. amporitana M. Bailey 1991-3-8 548 Butte Edge of vernal pool, e of Williams Road and w of Wallis Ponds. 85 Comment
  CHSC54371  Montia fontana subsp. chondrosperma M. Bailey 1991-3-8 547 Butte Butte College campus, near edge of vernal pool, e of Williams Road and w of Wallis Ponds. 85 Comment
  UCD86404  Muhlenbergia andina William Anderson 1965-8-7 s.n. Butte Deer Creek Falls. State Hwy. 32. Comment
  CHSC51671  Muhlenbergia mexicana M. Bailey 1990-10-9 415 Butte In the vicinity of the intersection of the East and West Branches of Clear Creek, near Pentz Road on the Butte College campus. 85 Comment
  CHSC58675  Myosurus minimus subsp. minimus M. Bailey 1991-4-21 Butte Bottom of drainages, Butte Community College campus. Drainages located atop a ridge north of Wallis Ponds and east of Williams Road, ca 1/4 mi north of Pentz Road. 121 Comment
  CAS-BOT-BC259752  Nassella cernua A. A. Heller 1902-5-8 5497 Butte Berry Canyon (near Clear Creek) Comment
  GH361563  Nassella cernua A. A. Heller 1902-5-8 5497 Unknown Berry Canon (near Clear Creek) Comment
  CHSC54376  Nassella pulchra M. Bailey 1991-4-14 562 Butte Butte College campus. On foothills se of Steamboat Rock, in the vicinity of a drainage near the Butte Campus boundary. 144 Comment
  CAS-BOT-BC230290  Navarretia eriocephala A. A. Heller; H. E. Brown 1902-5-7 5477 Butte Berry Canyon (near Clear Creek) Comment
  SD7460  Navarretia filicaulis Mrs. R. M. Austin 1883-1 Butte Butte Co Comment
  CHSC26825  Navarretia heterandra M. S. Taylor 1978-5-7 1590 Butte In vernal pools, on e side of Williams Rd on Butte College campus, ca. 1/4 mi n of Pentz Rd, ca. 15 mi s of Chico. 30 Comment
  CHSC36713  Navarretia heterandra D. H. Ikeda 1980-5-8 346 Butte 0.3 mi n of intersection of Pentz Rd. and Williams Rd. on e side of the road. In vernal pool. Comment
  UCD77884  Navarretia heterandra Robert E. Preston 2005-6-13 2353 Butte Ca. 4 mi NW of Oroville, in field along N side of Cottonwood Rd 54 Comment
  RSA122934  Navarretia intertexta C. G. Albertus 1933-6-6 27 Butte 0.5 mile west of Pentz. 137 Comment
  UC1124108  Navarretia intertexta C. G. Albertus 1933-6-6 27 Butte 0.5 mi w Pentz; Chico Quad. 137 Comment
  UC196268  Navarretia intertexta A. A. Heller 1914-5-11 11386 Butte 8 mi n Oroville Comment
  UC856827  Navarretia intertexta A. A. Heller 1914-5-11 11386 Butte 8 mi n Oroville Comment
  CHSC26827  Navarretia leucocephala M. S. Taylor 1978-5-7 1596 Butte In vernal pools, on e side of Williams Rd on Butte College campus, ca. 1/4 mi n of Pentz Rd, ca. 15 mi s of Chico. 30 Comment
  UC856833  Navarretia leucocephala A. A. Heller 1914-5-11 11387 Butte 8 mi n Oroville Comment
  CHSC36708  Navarretia nigelliformis D. H. Ikeda 1980-5-8 348 Butte 0.3 mi n of intersection of Pentz Rd. and Williams Rd. on e side road. In vernal pools. Comment
  CHSC36816  Navarretia nigelliformis D. H. Ikeda 1980-5-11 361 Butte 0.3 mi n of intersection of Pentz Rd. and Williams Rd. on e side of the road. In vernal pools. Comment
  GH385271  Navarretia nigelliformis A. A. Heller 1914-5-14 11402 Unknown near Dry Creek southeast of Pentz, the station is in the treeless hills just below the blue oak belt Comment
  UC856846  Navarretia nigelliformis A. A. Heller 1914-5-14 11402 Butte sw of Pentz (near Dry Creek) Comment
  JEPS9647  Navarretia nigelliformis subsp. nigelliformis A. A. Heller 1914-5-14 11402 Butte pastured field near Dry Creek (sw of Pentz) Comment
  CAS-BOT-BC230473  Navarretia nigelliformis var. nigelliformis A. A. Heller 1914-5-14 11402 Butte 8 miles N of Oroville, near Dry creek SW of Pentz Comment
  CAS-BOT-BC230474  Navarretia nigelliformis var. nigelliformis A. A. Heller 1914-5-14 11402 Butte 8 miles N of Oroville Comment
  GH385281  Navarretia prostrata A. A. Heller 1914-5-11 11387 Unknown 8 miles north of Oroville Comment
Read comments
Apr 10 2019
  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
  CHSC26826  Navarretia pubescens M. S. Taylor 1978-5-7 1593 Butte In vernal pools on e side of Williams Rd, on Butte College campus, ca. 1/2 mi n of Pentz Rd, ca. 15 mi s of Chico. 30 Comment
  POM65860  Navarretia pubescens A. A. Heller, H. E. Brown 1902-5-14 5547 Butte Berry Canyon (near Clear Creek) Comment
  UC1124127  Navarretia pubescens C. G. Albertus 1933-6-6 26 Butte 1.5 mi w Pentz; Chico Quad. 137 Comment
  UC196276  Navarretia pubescens A. A. Heller 1914-5-4 11357 Butte 8 mi n Oroville Comment
  UC856881  Navarretia pubescens A. A. Heller 1914-5-4 11357 Butte 8 mi n Oroville Comment
  POM65213  Navarretia squarrosa A. A. Heller, H. E. Brown 1902-5-7 5477 Butte Berry Canyon (Near Clear Creek). Comment
  CHSC26823  Navarretia tagetina M. S. Taylor 1978-5-7 1597 Butte In vernal pools, on e side of Williams Rd, on Butte College campus, ca. 1/2 mi n of Pentz Rd, ca. 15 mi s of Chico. 30 Comment
  CHSC36706  Navarretia tagetina D. H. Ikeda 1980-5-8 347 Butte 0.3 mi n of intersection of Pentz Rd. and Williams Rd. on e side of the road. Comment
  UC196275  Navarretia tagetina A. A. Heller 1914-5-11 11383 Butte 8 mi n Oroville Comment
  UC856894  Navarretia tagetina A. A. Heller 1914-5-11 11383 Butte 8 mi n Oroville Comment
  SD7652  Navarretia viscidula Mrs. R. M. Austin 1883-1 Butte Butte Co Comment
  CAS-BOT-BC7184  Nemophila alata H. E. Brown 1897-3-3 173 Butte Near Clear Creek 53 Comment
  GH93100  Nemophila alata H. E. Brown 1897-03-03 - 1897-03-22 173 Unknown Clear Creek Comment
  NY337163  Nemophila alata H. E. Brown 1897-3-3 173 Butte Clear Creek Comment
  POM65257  Nemophila heterophylla A. A. Heller, H. E. Brown 1902-5-9 11606 Butte Berry Canyon (Near Clear Creek). Comment
  UC107251  Nemophila heterophylla H. E. Brown Mar 3 1897-Mar 22 1897 261 Butte near Clear Creek; ; near Clear Creek, Butte Co. 53 Comment
  UC107252  Nemophila heterophylla H. E. Brown Mar 3 1897-Mar 22 1897 261 Butte near Clear Creek; near Clear Creek 53 Comment
  UC196272  Nemophila heterophylla A. A. Heller 1914-5-8 11376 Butte plateau above Clear Creek (on the Paradise Road); above Clear Creek Comment
  CAS-BOT-BC7219  Nemophila menziesii H. E. Brown 1897-4-15 145 Butte Near Clear Creek 53 Comment
  UC107227  Nemophila menziesii H. E. Brown Mar 3 1897-Mar 23 1897 252 Butte near Clear Creek; ; near Clear Creek, Butte Co. 53 Comment
  UC196340  Nemophila menziesii A. A. Heller 1914-2-16 11179 Butte 8 mi n Oroville; n of Oroville Comment
  CAS-BOT-BC7185  Nemophila pedunculata H. E. Brown 1897-3-3 173 Butte Clear Creek Comment
  UC107250  Nemophila pedunculata H. E. Brown Mar 3 1897-Mar 22 1897 173 Butte near Clear Creek; ; Clear Creek, Butte Co. 53 Comment
  UC67075  Nemophila pedunculata H. E. Brown Mar 3 1897-Mar 22 1897 173 Butte near Clear Creek; ; Clear Creek, Butte Co. Comment
  SD7923  Notholithocarpus densiflorus R. M. Austin Butte Comment
  CHSC48637  Oenothera elata subsp. hirsutissima Vernon Oswald 1987-6-12 2994 Butte East side of Sacramento River just n of Golden State Island (perhaps technically in Glenn County because of shifting channel). Along the river. 33 Comment
  CHSC48638  Oenothera elata subsp. hirsutissima Vernon Oswald 1987-6-12 2993 Butte East side of Sacramento River just n of Golden State Island (perhaps technically in Glenn County because of shifting channel). Along the river. 33 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
  RSA32035  Orthocarpus lacerus A. A. Heller 1941-5-9 16107 Butte On the Clark Road to Paradise a half mile above the site of the old Clear Creek Post Office. 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
  CHSC58678  Oxalis corniculata M. Bailey 1991-3-30 676 Butte Butte College campus. Southwest side of Technology Building, in lawn at edge of concrete apron. Comment
  CHSC4395  Panicum acuminatum var. acuminatum R. L. Smith 1966-5-20 Butte Paradise, 5 mi sw of Post Office. Comment
  CHSC62319  Panicum capillare B. Castro 1990-10-11 438 Butte Midway between Chico, Paradise and Oroville, ca 0.75 mi NW of 'Pentz', N and W of jcn Pentz and Messilla Valley Roads. In springs at base of W slope of Sausage Mtn. 164 Comment
  UC819486  Panicum capillare A. A. Heller 1916-9-30 12665 Butte 8 mi n Oroville; n of Oroville Comment
  UCD89512  Panicum capillare A. A. Heller 1916-9-30 12665 Butte 8 miles north of Oroville. Comment
  UCD89514  Panicum capillare A. A. Heller 1916-9-30 12665 Butte 8 miles north of Oroville. Comment
  GH355608  Panicum capillare var. occidentale A. A. Heller 1916-9-30 12665 Unknown 8 miles north of Oroville Comment
  CDA6386  Parentucellia viscosa L. P. Janeway 2005-5-9 8384 Butte Northern Sierra Nevada Foothills; Northwest side of Highway 10, 0.6 km southwest of Pentz Road. Comment
  CHSC52374  Parentucellia viscosa L. P. Janeway 1989-5-13 3234 Butte NE corner of Durham-Pentz Rd and Lake Hills Dr (pvt) 1.0 mi E of hwy 191. 115 Comment
  CHSC90964  Parentucellia viscosa L. P. Janeway 2005-5-9 8384 Butte Northern Sierra Nevada Foothills. Northwest side of Hwy 70 0.6 km southwest of Pentz Road. 207 Comment
  UCD77900  Parentucellia viscosa Robert E. Preston 2003-5-11 2131 Butte ca. 2.25 mi W of Pentz, along Pentz Rd, ca. 0.5 mi E of Clark Rd. 97 Comment
  NY571128  Penstemon azureus var. angustissimus D. D. Keck 1928-6-16 451 Butte 1.5 miles south of Berry Creek Inn 609.6 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
  NY601757  Penstemon heterophyllus var. purdyi A. A. Heller 1902-5-7 5482 Butte Berry Canyon (Near Clear Creek) Comment
  UC103025  Penstemon laetus var. leptosepalus Mrs. R. M. Austin 1883-1 Butte Butte Co. Comment
  CAS-BOT-BC77139  Pentagramma triangularis subsp. semipallida Jeffrey D. Mott 1978-4-24 8 Butte West Branch Feather River - Cherokee Quadrangle 280 Comment
  CHSC28417  Pentagramma triangularis subsp. semipallida Bruce Hamren 1978-4-24 8 Butte West Branch of Feather River. 280 Comment
  UC1390033  Perideridia bolanderi subsp. involucrata T. I. Chuang, R. S. Mitchell, and G. Keator 1965-6-17 5987 Butte 7 mi s Paradise Comment
  CHSC25263  Perideridia kelloggii M. S. Taylor 1977-6-27 1398 Butte On Butte College campus, ca. 15 mi s of Chico. 30 Comment
  CHSC51525  Persicaria hydropiperoides M. Bailey 1990-10-16 418 Butte North side of man-made pond #3, Butte College campus. Comment
  UCD99567  Persicaria maculosa A. A. Heller 1914-8-20 11690 Butte 8 miles north of Oroville Comment
  CHSC26675  Persicaria punctata M. S. Taylor; M. Hayes 1977-8-16 1450 Butte Abundant in Clear Creek on Butte College Camputs, ca. 15 mi s of Chico. 60 Comment
  UC196302  Phacelia egena A. A. Heller 1914-4-3 11257 Butte 8 mi n Oroville Comment
  UC175560  Phacelia imbricata A. A. Heller 1913-6-6 10786 Butte 8 mi n Oroville; Table Mountain 182 Comment
  GH360512  Phalaris caroliniana A. A. Heller 1914-4-17 11307 Unknown 8 miles north of Oroville. Comment
  POM116441  Phalaris caroliniana C. C. Bruce 1898-05 2376 Butte [No locality information provided] Comment
  UC203841  Phalaris caroliniana A. A. Heller 1914-4-17 11307 Butte 8 mi n Oroville Comment
  UCD88797  Phalaris caroliniana A. A. Heller 1914-4-17 11307 Butte 8 miles N of Oroville. Comment
  UCD88798  Phalaris caroliniana A. A. Heller 1914-4-17 11307 Butte 8 miles N of Oroville. Comment
  CAS-BOT-BC77374  Philadelphus lewisii A. A. Heller 1913-6-6 10784 Butte Ditch along Table Mountain 8 miles north of Oroville 182 Comment
  UC176134  Philadelphus lewisii A. A. Heller 1913-6-6 10784 Butte 8 mi n Oroville (ditch along mountain); Table Mountain 182 Comment
  CHSC49450  Phyla nodiflora var. rosea Vernon Oswald 1987-6-5 2956 Butte East side of Sacramento River just n of Golden State Island (perhaps now technically in Glnn County because of shifting channel). 33 Comment
  CHSC78115  Pilularia americana Lowell Ahart 2000-5-21 8378 Butte Slickens from the Cherokee mine, on the east side of Clark Road (Highway 191), about 200 yards south of Dry Creek, about 10 miles (air) northwest of Oroville. 60 Comment
  JEPS98331  Pilularia americana Lowell Ahart 2000-5-21 8378 Butte 10 air miles NW of: slickens from the Cherokee mine, E side of Clark Road (Hwy 191), about 200 yds S of Dry Creek Oroville; ; <coords cont.: NW 1/4> 60 Comment
  UCD134797  Pinus monticola E. B. Copeland 1929-7-17 s.n. Butte Above Jonesville. 2000 Comment
  CAS-BOT-BC136583  Piperia leptopetala Chester Dudley 1940-6-1 s.n. Butte Field redacted by CAS, contact the data manager for more information Comment
  CHSC4403  Piptatherum miliaceum R. L. Smith 1966-5-5 3 Butte Paradise, 5 mi sw of post office. Comment
  CHSC68710  Piptatherum miliaceum Lowell Ahart 1997-5-18 7739 Butte Below the cement of the low water crossing, Clear Creek, south of the hay barn, Butte Junior College. 76 Comment
  JEPS94954  Piptatherum miliaceum Lowell Ahart 1997-5-18 7739 Butte Clear Creek, s of the hay barn, Butte Junior College Clear Creek; , Butte Junior College 76 Comment
  JEPS95141  Piptatherum miliaceum Lowell Ahart 1997-5-18 7739 Butte Clear Creek, s of the hay barn, Butte Junior College Clear Creek; , Butte Junior College 76 Comment
  CAS-BOT-BC227981  Plagiobothrys H. E. Brown 1897-4-4 165 Butte Near Clear Creek 53 Comment
  CHSC26781  Plagiobothrys austiniae M. S. Taylor; M. Hayes 1978-4-14 1569 Butte In vernal pools on e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College Campus. 30 Comment
  UCD80155  Plagiobothrys austiniae CNPS SN Foothill Team 2005-4-14 SNFN 0034 b Butte Private Rock Ranch, located near the southeast corner of the Rock Ranch pasture. The plot is ~ 45 m from the southern fence and 30 m west of the eastern fence. 98 Comment
  UC196292  Plagiobothrys bracteatus A. A. Heller 1914-4-17 11308 Butte in vernal pool in field 8 mi n Oroville Comment
  UC179491  Plagiobothrys canescens A. A. Heller 1914-4-6 11267 Butte 8 mi n Oroville Comment
  JEPS21223  Plagiobothrys fulvus A. A. Heller 1914-3-23 11223 Butte hills 8 mi n Oroville Comment
  UC196320  Plagiobothrys fulvus A. A. Heller 1914-3-23 11223 Butte low hills 8 mi n Oroville Comment
  CHSC26802  Plagiobothrys fulvus var. campestris M. S. Taylor; M. Hayes 1978-4-14 1568 Butte In vernal pools, on e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  UCD80148  Plagiobothrys fulvus var. campestris CNPS SN Foothill Team 2005-4-14 SNFN 0033 a Butte Private Rock Ranch. Plot is located in the horse pasture, near the NE corner of the pasture located west of the barn and house, ~10 m from corner of pasture fence. 105 Comment
  JEPS77831 Image available Plagiobothrys glyptocarpus A. A. Heller 1914-5-16 11202 Butte 8 mi n Oroville Comment
  UC196289  Plagiobothrys glyptocarpus A. A. Heller 1914-3-16 11202 Butte low hills 8 mi n Oroville Comment
  CHSC26801  Plagiobothrys greenei M. S. Taylor 1978-4-14 1567 Butte In vernal pools, on e side of Williams Rd. ca. 1/4 mi n of Pentz Rd, on Butte College Campus, ca. 15 mi s of Chico. 30 Comment
  UC196310  Plagiobothrys greenei A. A. Heller 1914-4-6 11266 Butte 8 mi n Oroville Comment
  UCD80154  Plagiobothrys greenei CNPS SN Foothill Team 2005-4-13 SNFN 0080 a Butte Private Rock Ranch (horse ranch) owned by Chris and Maria Rock. The plot is near the SE corner of the south pasture, approximately 25 m from the south fence. 92 Comment
  UCD80171  Plagiobothrys greenei CNPS SN Foothill Team 2005-4-14 SNFN 0033 b Butte Plot located at private Rock Ranch, in the horse pasture, near the NE corner of the pasture located west of the barn and house, ~10 m from corner of pasture fence. 105 Comment
  CHSC54361  Plagiobothrys nothofulvus M. Bailey 1991-3-30 558 Butte Butte College campus, in foothills n of Well #2, ca 1000 ft n of Butte Campus Drive. 106 Comment
  JEPS21212  Plagiobothrys nothofulvus A. A. Heller 1914-4-13 11283 Butte low treeless hills 8 mi n Oroville Comment
  UC179609  Plagiobothrys nothofulvus A. A. Heller 1914-4-13 11283 Butte 8 mi n Oroville Comment
  UC196322  Plagiobothrys nothofulvus A. A. Heller 1914-4-13 11283 Butte 8 mi n Oroville Comment
  CHSC28143  Plagiobothrys shastensis Robert A. Schlising 1979-4-30 3382 Butte Ca 10 mi nw of Oroville, near jct Pentz and Clark Roads. At roadside. 76 Comment
  UC196296  Plagiobothrys shastensis A. A. Heller 1914-4-6 11267 Butte low hills 8 mi n Oroville Comment
  CHSC26798  Plagiobothrys stipitatus M. S. Taylor; H. Hayes 1978-4-14 1566 Butte In vernal pools, on e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  CHSC54380  Plagiobothrys stipitatus var. micranthus M. Bailey 1991-4-19 565 Butte At margin of seasonal drainage ca 200 ft e of Williams Road and ca 1/4 mi n of Pentz Road; near Wallis Ponds. 85 Comment
  UCD80157  Plagiobothrys stipitatus var. micranthus CNPS SN Foothill Team 2005-4-13 SNFN 0080 b Butte Private Rock Ranch (horse ranch) owned by Chris and Maria Rock, near the SE corner of the south pasture, approximately 25 m from the south fence. 92 Comment
  CHSC54377  Plagiobothrys stipitatus var. stipitatus M. Bailey 1991-4-19 564 Butte Butte College campus. On margins of drainages, w of Well #3 ca 500 ft e of Williams Road and 1/4 mi n of Pentz Road. 85 Comment
  RSA63834  Plagiobothrys tenellus A. A. Heller, H. E. Brown 1902-5-9 5509 Butte Berry Canyon (near Clear Creek) from type region Comment
  UC179493  Plagiobothrys tenellus A. A. Heller 1914-5-8 11373 Butte Clear Creek-Paradise grade Comment
  UC66153  Plagiobothrys tenellus A. A. Heller and H. E. Brown 1902-5-9 5509 Butte near Clear Creek; Berry Canyon Comment
  CHSC30056  Plantago bigelovii Thomas E. Lewis 1978-4-5 11 Butte S side of Pentz-Durham Rd, ca. 1 km w of Butte College. 80 Comment
  CHSC90966  Plantago coronopus L. P. Janeway 2005-5-9 8385 Butte Northern Sierra Nevada Foothills. Northwest side of Hwy 70 0.6 km southwest of Pentz Road. 207 Comment
  RSA716326  Plantago coronopus L. P. Janeway 2005-5-9 8385 Butte Northern Sierra Nevada Foothills. Northwest side of Hwy 70, 0.6 km SW of Pentz Rd. 207 Comment
  CHSC26726  Plantago elongata M. S. Taylor 1978-4-14 1550 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  CHSC54364  Plantago elongata M. Bailey 1991-4-19 566 Butte Butte College campus, ca 300 ft e of Williams Road, on western side of Well #3, ca 1/4 mi n of Pentz Road. 85 Comment
  CHSC4071  Plantago erecta H. E. Lindahl 1967-4-2 13 Butte Located 1/2 mi. s and 100 yards w of forks of dry creek Pentz. 152 Comment
  UC1125624  Plantago erecta C. G. Albertus 1933-5-29 5 Butte 1.5 mi n Wick; Chico Quad. 60 Comment
  UC1125625  Plantago erecta C. G. Albertus 1933-5-29 6 Butte 1.5 mi n Wick; Chico Quad. Comment
  UC195449  Plantago erecta A. A. Heller 1914-4-14 11288 Butte 8 mi n Oroville Comment
  UC195481  Plantago erecta A. A. Heller 1914-3-21 11221 Butte 8 mi n Oroville Comment
  UCD80496  Plantago erecta CNPS SN Foothill Team 2005-4-14 SNFN 0033 c Butte Rock Ranch (private), in the NE corner of the horse pasture, ca. 10 m from the fence; west of the barn and house. 105 Comment
  CAS-BOT-BC91593  Platystemon californicus H. E. Brown 1897-4-15 467 Butte Near Clear Creek. 53 Comment
  UC1185280  Platystemon californicus H. E. Brown 1897-4-15 Butte near Clear Creek; near Clear Creek 53 Comment
  UC1185298  Platystemon californicus H. E. Brown Apr 15 1897-Apr 30 1897 167 Butte near Clear Creek; near Clear Creek 53 Comment
  CAS-BOT-BC236367  Poa secunda subsp. secunda Ira L. Wiggins 1925-3-25 1416 Butte 3.5 miles E of Durham on State Land Colony Highway Comment
  CHSC30545  Poa secunda subsp. secunda J. D. Jokerst 1980-3-15 476 Butte In the vicinity of Pentz Rd vernal pools. Ca 0.5 mi SE of the jct of Hwy 99 and Pentz Rd. Comment
  CHSC54370  Poa secunda subsp. secunda M. Bailey 1991-3-9 550 Butte Butte College campus, in the vicinity of the intersection of Clark and Pentz Roads. 85 Comment
  UCD91669  Poa secunda subsp. secunda P. B. Kennedy 1914-5-8 s.n. Butte Clear Creek, Paradise Grade. Comment
  CHSC54365  Pogogyne zizyphoroides M. Bailey 1991-4-19 571 Butte Butte College Campus. Scattered populatios in field just e of Williams Road, ca 1/4 mi n of Pentz Road. Field s of service road to Well #3. 85 Comment
  CHSC7066  Pogogyne zizyphoroides Darron Cook 1969-4-22 69 Butte Roadside ca. 3 mi. w off Pentz. S. side Pentz Rd. Comment
  GH400785  Pogogyne zizyphoroides A. A. Heller & H. E. Brown 1902-5-6 5473 Unknown Berry Canyon (Near Clear Creek) Comment
  UC196327  Pogogyne zizyphoroides A. A. Heller 1914-4-11 11275 Butte 8 miles north Oroville Comment
  UC883706  Pogogyne zizyphoroides A. A. Heller 1914-4-11 11275 Butte 8 miles north of Oroville Comment
  CHSC26625  Polygonum aviculare M. P. Hayes 1977-9-4 122 Butte Growing on disturbed ground near organic gardens on Butte College Campus at the corner of Clark and Pentz roads. 90 Comment
  NY323753  Polygonum bidwelliae A. E. Bidwell 05 1878 s.n. Butte Comment
  UC1136130  Polygonum bidwelliae J. E. Sowder 1933-6-2 79 Butte about 3 mi n Clear Creek; Chico Quadrangle 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
  UC85634  Polygonum bidwelliae Mrs. R. M. Austin 1883-1 Butte Butte County Comment
  CAS-BOT-BC414371  Polygonum californicum A. A. Heller 1914-9-4 11763 Butte Hills 8 miles north of Oroville Comment
  CAS-BOT-BC414372  Polygonum californicum A. A. Heller 1914-9-4 11763 Butte Hills 8 miles north of Oroville Comment
  UC204384  Polygonum californicum A. A. Heller 1914-9-23 11763 Butte hills 8 mi n Oroville Comment
  UC203615  Polygonum persicaria A. A. Heller 1914-8-20 11690 Butte about 5 mi s Pentz; Dry Creek Comment
  UC849887  Polygonum persicaria A. A. Heller 1916-9-30 12663 Butte hills 8 mi n Oroville Comment
  UC204575  Polygonum punctatum A. A. Heller 1914-7-16 11578 Butte hills 8 mi n Oroville Comment
  CAS-BOT-BC71859  Polypodium californicum Bruce Hamren 1978-4-24 13 Butte West Branch Feather River, Cherokee Quadrangle 280 Comment
  SEINET11715827  Polypodium californicum J. D. Mott 1978-1 13 Butte West Branch Feather River 280 Comment
  CAS-BOT-BC232966  Polypogon australis A. A. Heller 1914-5-19 11419 Butte Hills 8 miles N of Oroville Comment
  CAS-BOT-BC232967  Polypogon australis A. A. Heller 1914-5-19 11419 Butte Hills 8 miles N of Oroville Comment
  UC184159  Polypogon australis A. A. Heller 1913-6-4 10775 Butte Table Mountain Olive Ranch n Oroville; Table Mountain Olive Ranch Comment
  UC204879  Polypogon australis A. A. Heller 1914-5-19 11419 Butte 8 mi n Oroville Comment
  UCD90971  Polypogon australis A. A. Heller 1913-6-4 10775 Butte Table Mountain Olive Ranch north of Oroville. Comment
  UCD90975  Polypogon australis A. A. Heller 1914-5-19 11419 Butte 8 miles north of Oroville Comment
  UCD90979  Polypogon australis A. A. Heller 1914-5-19 11419 Butte 8 miles north of Oroville Comment
  CHSC4402  Polypogon monspeliensis R. L. Smith 1966-5-1 2 Butte 5 mi sw of post office, Paradise. Comment
  CHSC46627  Potamogeton pectinatus Vernon H. Oswald 1988-8-5 3619 Butte Butte Community College, near the intersection of Durham-Pentz Rd and Clark Rd (Hwy 191). Pond. 85 Comment
  CHSC77026  Proboscidea lutea Loren Gehrung 1999-8-11 Butte Along Hwy 149 about 1 mi southeast of Hwy 99. Disturbed ground between the road and agricultural fields. 60 Comment
  UC195448  Proboscidea lutea A. A. Heller 1914-8-20 11685 Butte near Dry Creek (on Oroville-Chico rd 12 mi from Chico) Comment
  UCD122082  Proboscidea lutea A. A. Heller 1914-8-29 11685 Butte Hills 8 miles north of Oroville. Comment
  UC1609298  Pseudobahia heermannii Vernon H. Oswald and Lowell Ahart 1993-3-24 5239 Butte e side of canyon n historical site of Pentz (on e side of a secondary drainage entering Dry Creek 2 mi n of Pentz Rd.); Dry Creek Canyon 274 Comment
  CHSC26751  Pseudognaphalium luteoalbum M. S. Taylor; M. Hayes 1977-8-16 1448 Butte In flower bed near maintenance buildings, Butte College Campus, ca. 15 mi s of Chico. 60 Comment
  UCD80116  Psilocarphus oregonus CNPS SN Foothill Team 2005-4-13 SNFN 0080 d Butte Private Rock Ranch (horse ranch) owned by Chris and Maria Rock, near the SE corner of the south pasture, approximately 25 m from the south fence. 92 Comment
  UC109312  Ptelea crenulata Mrs. R. M. Austin jun 1879 263 Butte Comment
  UC109313  Ptelea crenulata R. M. Austin May 1883 263 Butte Comment
  SBBG50492  Quercus berberidifolia J. T. Howell 1955-6-15 Butte 6 mi from Paradise on Rd to Pentz 426 Comment
  UCD45252  Quercus berberidifolia John Thomas Howell 1955-6-15 30492 Butte Volcanic slope, 6 miles from Paradise, on road to Pentz, 1400 ft, Butte County. 426 Comment
  HSC32631  Quercus douglasii Gary S. Lester 1974-4-20 101 Butte Along Pentz Rd. 300 yds. S of intersection with Clark Rd. 76 Comment
  CAS-BOT-BC105143  Quercus kelloggii John Thomas Howell 1959-9-20 34700 Butte Feather River Highway 9 mi NE of Oroville Comment
  UCD46667  Quercus kelloggii K. D. Jones 1927-9-10 1707 Butte California Black Oak. Calistoga-Wrights, Napa County, California. Comment
  CHSC25455  Quercus lobata Hayes; Warner 1977-9-12 105 Butte Growing along Clear Creek on the Butte College Campus near the intersection of Pentz and Clark Rds., ca. 15 mi se of Chico. 82 Comment
  HSC32641  Quercus lobata Gary S. Lester 1974-4-20 100 Butte Along Pentz Rd. 300 yds. S of intersection with Clark Rd. 76 Comment
  UC1135701  Quercus lobata H. A. Jensen 1934-10-25 389 Butte 1.5 mi n Penty; Chico Quad., Dry Creek 152 Comment
  A343698  Quercus wislizeni H. E. Brown 1896-10-9 Unknown Near Clear Creek 53 Comment
  CAS-BOT-BC104694  Quercus wislizeni E. B. Copeland 1899-5-28 s.n. Butte unspecified Comment
  UC57375  Quercus wislizeni H. E. Brown 1896-10-9 109 Butte near Clear Creek 53 Comment
  SD7927  Quercus wislizeni var. wislizeni Mrs. R. M. Austin Butte Comment
  CHSC53703  Ranunculus hebecarpus Kirsten Tarp 1983-4-9 266 Butte N of Butte College. 91 Comment
  POM150445  Ranunculus hebecarpus A. A. Heller, H. E. Brown 1902-5-6 s.n. Butte Berry Canyon (near Clear Creek). Comment
  CHSC46060  Ranunculus muricatus Kirsten Tarp 1983-4-9 267 Butte N of Butte College, in ditch. 91 Comment
  UC204954  Ranunculus muricatus A. A. Heller 1914-4-17 11306 Butte 8 mi n Oroville Comment
  UCD80710  Ranunculus muricatus CNPS SN Foothill Team 2005-4-14 SNFN 0033 d Butte Rock Ranch (private), in the horse pasture, near the NE corner of the pasture located west of the barn and house; plot is ca. 10 m from corner of pasture fence. 105 Comment
  UCD96234  Ranunculus muricatus A. A. Heller 1914-4-17 11306 Butte 8 miles north of Oroville. Comment
  CHSC54389  Raphanus raphanistrum M. Bailey 1991-3-8 649 Butte North side of Butte Campus Drive, across from the Fire Training facility, Butte College Campus. Roadside. 76 Comment
  CAS-BOT-BC74263  Raphanus sativus A. A. Heller 1914-3-16 11203 Butte Low hills 8 miles north of Oroville. Comment
  UC203587  Raphanus sativus A. A. Heller 1914-3-16 11203 Butte 8 mi n of Oroville Comment
  GH378217  Rhamnus crocea var. ilicifolia A. A. Heller & H. E. Brown 1902-5-10 5522 Unknown Berry Canyon (Near Clear Creek) 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
  POM136612  Rhamnus ilicifolia A. A. Heller, H. E. Brown 1902-5-10 5522 Butte Berry Canyon (Near Clear Creek). Comment
  POM136575  Rhamnus tomentella subsp. tomentella A. A. Heller, H. E. Brown 1902-5-6 s.n. Butte Berry Canyon (near Clear Creek). Comment
  UC175334  Rhamnus tomentella subsp. tomentella A. A. Heller 1912-5-23 10753 Butte n of Oroville (Table Mountain Olive Ranch) Comment
  UC175348  Rhamnus tomentella subsp. tomentella A. A. Heller 1912-5-23 10754 Butte n of Oroville (Table Mountain Olive Ranch) Comment
  CHSC23134  Rorippa nasturtium-aquaticum M. S. Taylor 1975-10-31 983 Butte Ca. 500 yds n of Pentz Rd, in Butte College Campus, by the creek, ca. 12 mi s of Chico. 91 Comment
  CHSC48342  Rorippa palustris var. hispida Vernon Oswald 1987-6-5 2955 Butte East side of Sacramento River just n of Golden State Island (perhaps now technically in Glenn County because of shifting channel). 33 Comment
  POM365846  Rosa bridgesii M. M. Boney 1897-1 1724 Butte [No location information provided.] Comment
  CAS-BOT-BC147379  Rosa californica A. A. Heller; H. E. Brown 1902-5-14 5546 Butte Berry Canyon (Near Clear Creek) 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
  CAS-BOT-BC274229  Rostraria cristata A. A. Heller 1914-5-19 11417 Butte Hills 8 miles north of Oroville Comment
  CAS-BOT-BC274232  Rostraria cristata A. A. Heller 1914-5-19 11417 Butte Hills 8 miles north of Oroville Comment
  UCD92292  Rostraria cristata A. A. Heller 1914-5-19 11417 Butte Butte County. Comment
  CHSC52471  Rubus armeniacus L. P. Janeway 1987-5-7 2028 Butte Along Coal Cyn Rd 1.8 mi NE of hwy 70 and just past the drive to Coal Cyn Power Plant. 160 Comment
  CHSC26723  Sagina apetala M. S. Taylor; M. Hayes 1978-4-14 1563 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  CAS-BOT-BC129901  Salix bonplandiana A. A. Heller 1914-3-21 11222 Butte Hills, 8 miles north of Oroville, below the Quercus Doutlasii belt. Comment
  CAS-BOT-BC129902  Salix bonplandiana A. A. Heller 1914-3-21 11222 Butte Hills, 8 miles north of Oroville, below the Quercus Doutlasii belt. Comment
  A382832  Salix gooddingii A. A. Heller 1914-4-6 11262 Unknown Chico-Oroville road 12 miles from Chico Comment
  CAS-BOT-BC107830  Salix gooddingii A. A. Heller 1914-4-6 11262 Butte Chico-Oroville Road 12 miles from Chico on the banks of Dry Creek Comment
  CAS-BOT-BC107831  Salix gooddingii A. A. Heller 1914-4-6 11262 Butte Chico-Oroville Road 12 miles from Chico Comment
  GH382808  Salix gooddingii A. A. Heller 1914-4-6 11262 Unknown Chico-Oroville road 12 miles from Chico on the banks of Dry Creek Comment
  LA208653  Salix gooddingii A. A. Heller; 1914-4-6 11262 Butte Chico-Oroville rd 12 mi from Chico on the banks of Dry Creek Comment
  RSA28801  Salix gooddingii A. A. Heller 1914-4-6 11262 Butte Chico-Oroville road 12 miles from Chico on the banks of Dry Creek. Comment
  UC203649  Salix gooddingii A. A. Heller 1914-4-6 11262 Butte 12 mi from Chico (on Chico-Oroville rd; banks of Dry Creek); Sacramento Valley, Dry Creek Comment
  GH383314  Salix laevigata A. A. Heller 1914-3-21 11222 Unknown Hills 8 miles north of Oroville Comment
  GH383315  Salix laevigata A. A. Heller 1914-3-21 11222 Unknown Hills 8 miles north of Oroville Comment
  LA208680  Salix laevigata A. A. Heller; 1914-3-21 11222 Butte 8 mi N of Oroville Comment
  RSA28803  Salix laevigata A. A. Heller 1914-3-21 11222 Butte 8 miles N of Oroville below the Quercus douglasii belt. Comment
  UC203647  Salix laevigata A. A. Heller 1914-3-21 11222 Butte 8 mi n Oroville Comment
  A383636  Salix lasiolepis A. A. Heller 1914-4-27 11324 Unknown Hills 8 miles north of Oroville Comment
  CHSC21249  Salix lasiolepis M. S. Taylor 1975-10-31 978 Butte Ca. 500 yds n of Pentz Rd, in Butte College Campus, ca. 12 mi s of Chico. 91 Comment
  CHSC57510  Salix lasiolepis Rebecca L. Hill 1990-4-7 8 Butte E side of the East Branch of Clear Creek, ca. 0.3 mi ne of Clear Creek Cemetary rd., ca. 6 mi s of Paradise off of Clark Rd. 121 Comment
  GH383520  Salix lasiolepis A. A. Heller 1914-4-27 11324 Unknown stream 8 miles north of Oroville Comment
  LA208766  Salix lasiolepis A. A. Heller; 1914-4-27 11324 Butte 8 mi N of Oroville Comment
  RSA28802  Salix lasiolepis A. A. Heller 1914-4-27 11324 Butte 8 miles N of Oroville. Comment
  UC204568  Salix lasiolepis A. A. Heller 1914-4-27 11324 Butte banks of a winter stream 8 mi n Oroville Comment
  CAS-BOT-BC129580  Salix lasiolepis var. lasiolepis A. A. Heller 1914-4-27 11324 Butte Hills 8 miles north of Oroville, on the stony banks of a winter stream 8 miles north of Oroville Comment
  CAS-BOT-BC129581  Salix lasiolepis var. lasiolepis A. A. Heller 1914-4-27 11324 Butte Hills 8 miles north of Oroville, on the stony banks of a winter stream 8 miles north of Oroville Comment
  SD6666  Salvia sonomensis Mrs. R. M. Austin Butte Comment
  UC195403  Sambucus mexicana A. A. Heller 1914-4-27 11326 Butte banks of winter stream 8 mi n Oroville Comment
  A386208  Sambucus nigra subsp. caerulea A. A. Heller & H. E. Brown 1902-5-14 5550 Unknown Berry Canyon (Near Clear Creek) Comment
  A386209  Sambucus nigra subsp. caerulea A. A. Heller 1914-4-27 11326 Unknown 8 miles north of Oroville Comment
  CAS-BOT-BC238618  Sambucus nigra subsp. caerulea A. A. Heller 1914-4-27 11326 Butte Hills 8 miles north of Oroville 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
  CAS-BOT-BC238622  Sambucus nigra subsp. caerulea A. A. Heller 1914-4-27 11326 Butte 8 miles north of Oroville Comment
  CHSC3478  Sanicula bipinnata Roger Jaegel 1966-3-21 87 Butte Located three miles east of the Highway 99 intersection on Pentz Road. Comment
  UC195452  Sanicula bipinnatifida A. A. Heller 1914-3-18 11206 Butte 8 mi n of Oroville (near w base of Table Mountain); Table Mountain 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
  UC11862  Saxifraga californica Mrs. R. M. Austin and Bruce 1898-3-1 2042 Butte Comment
  UC1609159  Saxifraga californica Vernon H. Oswald and Lowell Ahart 1993-3-24 5237 Butte 2 mi n of Pentz Road (e side of Dry Creek Canyon, n of the historical site of Pentz, on e side of secondary drainage entering Dry Creek); Dry Creek Canyon 243 Comment
  POM354597  Saxifraga marshallii M. M. Boney 1897-1 s.n. Butte [No locality information provided] Comment
  CAS-BOT-BC239960  Scribneria bolanderi James Jokerst 1985-3-24 2172 Butte Near Serpentine Point 547 Comment
  CHSC19935  Scrophularia californica subsp. floribunda M. S. Taylor 1975-2-16 372 Butte Ca. 1.4 mi w of Pentz-Magalia Hwy, ca. 5 mi s of Paradise, in vicinity of Lime Saddle Reservoir. Comment
  UC1609162  Scutellaria tuberosa Vernon H. Oswald and Lowell Ahart 1993-3-24 5240 Butte e side of Dry Creek Canyon (n of the historical site of Pentz, on e side of secondary drainage entering Dry Creek, 2 mi n of Pentz Road) 274 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
  POM142368  Sedella pumila A. A. Heller, H. E. Brown 1902-5-7 5486 Butte Berry Canyon (Near Clear Creek). From the type region. Comment
  UC150824  Selaginella hansenii A. A. Heller 1902-5-6 5466 Butte near Clear Creek Berry Canyon Comment
  GH420640  Sidalcea calycosa A. A. Heller 1914-3-23 11225 Unknown 8 miles north of Oroville below the Quercus Douglasii belt Comment
  GH420642  Sidalcea calycosa A. A. Heller 1912-5-23 10751 Unknown Table Mountain Olive Ranch north of Oroville Comment
  UC176926  Sidalcea calycosa A. A. Heller 1912-5-23 10751 Butte Table Mountain Olive Ranch n Oroville; n of Oroville, Table Mountain Comment
  UC725427  Sidalcea calycosa A. A. Heller 1942-5-27 16479 Butte Clark Road , Clark Road (Clear Creek Schoolhouse) Comment
  UC871456  Sidalcea calycosa A. A. Heller 1914-3-23 11225 Butte 8 mi n Oroville; n of Oroville Comment
  UC220520  Sidalcea diploscypha H. E. Brown May 1-15 1897 Butte near Clear Creek; near Clear Creek 53 Comment
  GH420705  Sidalcea hartwegii A. A. Heller & H. E. Brown 1902-5-9 5512 Unknown Berry Canyon (Near Clear Creek) Comment
  GH420706  Sidalcea hartwegii A. A. Heller 1914-5-11 Unknown Hills 8 miles north of Oroville 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
  SJSU8457  Sidalcea hartwegii J. B. Willis Jr. 1969-5-3 87 Butte by State Rte 70, 7 mi S of Oroville Comment
  UC220532  Sidalcea hartwegii H. E. Brown Apr 15 1897-Apr 30 1897 193 1/2 Butte near Clear Creek; near Clear Creek 53 Comment
  UC66034  Sidalcea hartwegii A. A. Heller and H. E. Brown 1902-5-9 5512 Butte near Clear Creek; near Clear Creek, Berry Canyon Comment
  SJSU8536  Sidalcea hirsuta J. B. Willis Jr. 1969-5-3 99 Butte by State Hwy 70 c. 7 mi NE of Oroville 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
  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
  POM61850  Sidalcea robusta A. A. Heller, H. E. Brown 1902-5-8 s.n. Butte Berry Canyon (near Clear Creek). Comment
  RSA31842  Sidalcea robusta A. A. Heller 1941-5-9 s.n. Butte Clark Road about a mile above the site of the old Clear Creek Post Office. Comment
Read comments
May 22 2007
  RSA88031  Sidalcea robusta C. L. Hitchcock 1952-5-28 19535 Butte Along Paradise-Durham Road about 5 miles south of Paradise Comment
  UC727036  Sidalcea robusta A. A. Heller 1941-5-9 16108 Butte steep roadside bank on the Clark Road about a mi above old Clear Creek Post Office; mi above site of old Clear Creek Post Office Comment
  UC203623  Silene gallica A. A. Heller 1914-4-24 11319 Butte 8 mi n Oroville; n of Oroville Comment
  UCD98658  Silene gallica A. A. Heller 1914-4-24 11319 Butte 8 miles north of Oroville. Comment
  CAS-BOT-BC74931  Sinapis arvensis A. A. Heller 1914-3-13 11199 Butte Hills 8 miles north of Oroville. Comment
  UC203642  Sisyrinchium bellum A. A. Heller 1914-4-17 11304 Butte 8 mi n of Oroville (along a small stream) Comment
  SD8215  Smilax californica Mrs. R. M. Austin 1883-1 Butte Butte County Comment
  NY821125  Solanum parishii H. E. Brown 1897-4-15 191 Butte Near Clear Creek 53 Comment
  NY821150  Solanum parishii A. A. Heller 1902-5-6 5455 Butte Berry Canyon (Near Clear Creek) Comment
  SEINET12318607  Solanum parishii Unknown 1978-1 2 Butte West Branch Feather River 280 Comment
  CAS-BOT-BC157056  Solanum umbelliferum A. A. Heller; H. E. Brown 1902-5-6 5455 Butte Berry Canyon (Near Clear Creek) Comment
  GH244884  Solanum umbelliferum H. E. Brown 1897-04-15 - 1897-04-30 Unknown Near Clear Creek Comment
  GH244888  Solanum umbelliferum A. A. Heller & H. E. Brown 1902-5-6 Unknown Berry Canyon (Near Clear Creek) Comment
  POM308449  Solidago californica Henry J. Ramsey, Henry J. Ramsey 1939-10-15 3058 Butte Feather River Hwy. Comment
  UC176382  Spiranthes porrifolia A. A. Heller 1913-6-4 10776 Butte n Oroville; Table Mountain Olive Ranch Comment
  CHSC59058  Sporobolus cryptandrus Lowell Ahart 1992-7-23 6834 Butte Along the edge of Oroville Chico Highway, at the intersection of Shippee Road and Openshaw Road. 60 Comment
  UC1594710  Sporobolus cryptandrus Lowell Ahart 1992-7-23 6834 Butte at intersection of Shippee Rd. and Openshaw Rd. (along edge of Oroville Chico Hwy.) 60 Comment
  CHSC51378  Sporobolus indicus Mary Bailey 1990-9-28 Butte Butte Community College, between Butte Campus Dr. and Staff Parking Lot 3. On an embankment along the road and in playing fields on campus. 91 Comment
  UC196365  Stachys ajugoides var. rigida A. A. Heller 1914-7-16 11577 Butte hills 8 mi n Oroville Comment
  UC884252  Stachys ajugoides var. rigida A. A. Heller 1914-7-16 11577 Butte hills 8 mi n Oroville Comment
  CHSC62469  Stachys pycnantha B. Castro 1990-10-11 437 Butte Midway between Chico, Paradise and Oroville, ca 0.25 mi N of 'Pentz', N of jcn Pentz and Messilla Valley Roads. Along Dry Creek. 115 Comment
  GH402357  Stachys stebbinsii A. A. Heller & H. E. Brown 1902-5-9 5516 Unknown Berry Canyon (Near Clear Creek) Comment
  GH402364  Stachys stricta A. A. Heller 1914-7-16 11577 Unknown Hills 8 miles north of Oroville Comment
  UC179507  Stebbinsoseris heterocarpa A. A. Heller 1914-4-13 11282 Butte 8 mi north of Oroville. Comment
  UC832685  Stebbinsoseris heterocarpa A. A. Heller 1914-4-13 11282 Butte 8 mi n Oroville Comment
  JEPS87499  Stellaria nitens Vernon H. Oswald and Lowell Ahart 1993-3-24 5235 Butte 2 mi n Pentz Road (n of historical site of Pentz, e side of Dry Creek Canyon, on the e side of a secondary drainage entering Dry Creek); Dry Creek Canyon 243 Comment
  UC1609205  Stellaria nitens Vernon H. Oswald and Lowell Ahart 1993-3-24 5235 Butte 2 mi n Pentz Road (n of historical site of Pentz, e side of Dry Creek Canyon, on the e side of a secondary drainage entering Dry Creek); Dry Creek Canyon 243 Comment
  CAS-BOT-BC48065  Styrax redivivus Lowell Ahart 1980-6-8 2369 Butte Along the road to Goldbank Mine. 600 Comment
  GH384804  Styrax redivivus A. E. Bidwell 1879-05-01 - 1879-06-01 Unknown Comment
  SD6581  Symphoricarpos mollis Mrs. R. M. Austin 1883-1 Butte Comment
  UC29849  Symphyotrichum bracteolatum H. E. Brown Nov 15 1896-Nov 30 1896 80 Butte near Clear Creek 53 Comment
  CAS-BOT-BC97689  Symphyotrichum chilense H. E. Brown 1896-9-15 80 Butte near Clear Creek 53 Comment
  CAS-BOT-BC97690  Symphyotrichum chilense H. E. Brown 1896-9-15 80 Butte near Clear Creek 53 Comment
  CHSC3380  Syringa vulgaris Robert L. Smith 1966-4-4 55 Butte 5 miles south of post office. Paradise. Comment
  NY17382  Taxus brevifolia Collector unspecified 1879-1 s.n. Butte This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC88199  Thysanocarpus curvipes A. A. Heller; H. E. Brown 1902-5-12 5528 Butte Berry Canyon (near Clear Creek). Comment
  CAS-BOT-BC88232  Thysanocarpus curvipes James Jokerst 1985-3-24 2170 Butte Near Serpentine Point. 547 Comment
  CAS-BOT-BC67297  Thysanocarpus radians A. A. Heller 1916-3-18 12281 Butte 8 miles north of Oroville. Comment
  CAS-BOT-BC67298  Thysanocarpus radians A. A. Heller 1916-3-18 12281 Butte 8 miles north of Oroville. Comment
  UC725627  Thysanocarpus radians A. A. Heller 1916-3-18 12281 Butte 8 mi n Oroville Comment
  UC857581  Thysanocarpus radians A. A. Heller 1916-3-18 12281 Butte 8 mi n Oroville Comment
  UC221663  Torilis nodosa H. E. Brown Apr 1-15 1897 192 Butte near Clear Creek 53 Comment
  NY20764  Torreya californica E. S. Burgess 1879-1 s.n. Butte This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SD53  Torreya californica Mrs. R. M. Austin 1883-1 Butte Comment
  UCD135164  Torreya californica H. F. Copeland 1932-7-18 s.n. Butte Near West Branch. Comment
  A347319  Toxicodendron diversilobum A. A. Heller 1913-6-6 10787 Unknown Ditch along Table Mountain 8 miles north of Oroville 182 Comment
  CAS-BOT-BC172925  Toxicodendron diversilobum A. A. Heller 1913-6-6 10787 Butte Ditch along Table Mountain 8 miles north of Oroville 182 Comment
  GH347224  Toxicodendron diversilobum A. A. Heller 1913-6-6 10787 Unknown Ditch along Table Mountain 8 miles north of Oroville 182 Comment
  UC176924  Toxicodendron diversilobum A. A. Heller 1913-6-6 10787 Butte 8 mi. n. Oroville (Table Mt.); Table Mt. 182 Comment
  CHSC54366  Toxicoscordion fremontii M. Bailey 1991-3-9 549 Butte Butte College Campus. Near campus fence line north of the Recycling Center on Butte Campus Drive (ca 75 yds n of Center). 85 Comment
  UCD80436  Toxicoscordion fremontii CNPS SN Foothill Team 2005-4-14 SNFN 0032 a Butte Private Rock Ranch pasture, about 120 m south of the ranch house and about 15 m east of the ephemeral creek running through the property. 95 Comment
  CHSC26629  Trichostema lanceolatum Hayes 1977-9-14 126 Butte Growing on partially disturbed ground on Butte College Campus at the intersection of Clark and Pentz Roads. 90 Comment
  CHSC30749  Trichostema lanceolatum M. S. Taylor 1980-8-15 3254 Butte Pentz vernal pool, 0.4 mi se of Pentz (Benum) Rd and Hwy 99, ca. 10 mi s of Chico. 54 Comment
  UC1185305  Trichostema lanceolatum H. E. Brown Nov 15-30 1896 Butte near Clear Creek 53 Comment
  UC57376  Trichostema lanceolatum H. E. Brown Nov 15-30 1896 124 Butte near Clear Creek 53 Comment
  UC204382  Trifolium albopurpureum A. A. Heller 1914-3-28 11237 Butte 8 mi n Oroville Comment
  UC630764  Trifolium albopurpureum A. A. Heller 1914-3-28 11239 Butte 8 mi n Oroville Comment
  UC204551  Trifolium albopurpureum var. albopurpureum A. A. Heller 1914-4-3 11256 Butte 8 mi n Oroville Comment
  CHSC3853  Trifolium albopurpureum var. olivaceum L. E. Dunkel 1965-3-30 13 Butte Along Pentz Road ca. 1 mi e of Clark Road. 45 Comment
  CHSC26724  Trifolium bifidum var. decipiens M. S. Taylor; M. Hayes 1978-4-14 1548 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College Campus, ca. 15 mi s of Chico. 30 Comment
  POM21439  Trifolium ciliolatum A. A. Heller, H. E. Brown, A. H. Heller 1902-5-8 7348 Butte Berry Canyon (near Clear Creek) Comment
  UC204547  Trifolium ciliolatum A. A. Heller 1914-4-6 11264 a Butte 8 mi w Oroville Comment
  CHSC3892  Trifolium depauperatum var. depauperatum Susan Carrauthers 1996-3-21 73 Butte Ca. .5 mi E of Highway 99E on Pentz Rd. ca. 12 mi S.E. of city of Chico. Comment
  UC630924  Trifolium depauperatum var. depauperatum A. A. Heller 1914-3-21 11218 Butte 8 mi n Oroville (hills) Comment
  UC204549  Trifolium gracilentum A. A. Heller 1914-4-6 11264 Butte 8 mi n Oroville Comment
  UC631250  Trifolium gracilentum A. A. Heller 1914-3-23 11264 Butte 8 mi n Oroville Comment
  CHSC26735  Trifolium hirtum M. S. Taylor; M. Hayes 1978-4-14 1556 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  UC204389  Trifolium microcephalum A. A. Heller 1914-4-17 11300 Butte 8 mi n Oroville 137 Comment
  UC176275  Trifolium obtusiflorum A. A. Heller 1913-6-4 10771 Butte n Oroville (Olive Ranch); Table Mtns Comment
  CHSC58677  Trifolium subterraneum M. Bailey 1991-3-8 665 Butte Butte College Campus. East end of the field east of Williams Road, south of Well # 3 and north ca. 1/4 mi of Pentz Road. 76 Comment
  UCD80323  Trifolium subterraneum CNPS SN Foothill Team 2005-4-13 SNFN 0080 e Butte Private Rock Ranch (horse ranch), owned by Chris and Maria Rock. The plot location on the ranch is near the SE corner of the south pasture, approximately 25 m from the south fence. 92 Comment
  UC175096  Trifolium variegatum var. melananthum A. A. Heller 1913-6-4 10772 Butte n Oroville (Olive Ranch); Table Mtn Comment
  UC204378  Trifolium variegatum var. melananthum A. A. Heller 1914-3-28 11236 Butte 8 mi n of Oroville Comment
  UC204391  Trifolium variegatum var. melananthum A. A. Heller 1914-5-8 11380 Butte Clear Creek Schoolhouse meadow Comment
  UC204552  Trifolium variegatum var. melananthum A. A. Heller 1914-3-28 11234 Butte 8 mi n Oroville Comment
  CHSC3317  Trifolium variegatum var. variegatum M. Gregg 1966-3-21 53 Butte South of Chico to Pentz Rd. Approx. 1 mile east of Clark Rd. Comment
  UC204394  Trifolium willdenovii A. A. Heller 1914-3-21 11219 Butte 8 mi n Oroville (hills) Comment
  UC176284  Trifolium wormskioldii A. A. Heller 1913-6-6 10788 Butte 8 mi n Oroville (ditch along Table Mtn) 1828 Comment
  CHSC29997  Triphysaria eriantha J. M. Lund 1980-3-17 30 Butte 0.1 mi west of Clark Rd. along the creek on the entrance to Butte College. Comment
  UC195471  Triphysaria eriantha subsp. eriantha A. A. Heller 1914-3-21 11220 Butte 8 mi n Oroville Comment
  UC203840  Triteleia bridgesii A. A. Heller 1914-5-8 11379 Butte near Clear Creek school house Comment
  SBBG40364  Triteleia hyacinthina J. Ingram 1960-4-6 509 Butte Pentz Rd, near jct with Clark Rd, near Paradise Comment
  UC1377791  Triteleia hyacinthina John Ingram 1960-4-6 509 Butte roadsides along Pentz Road near junction with Clark Road (near Paradise) Comment
  UC203865  Triteleia hyacinthina A. A. Heller 1914-4-17 11302 Butte field 8 mi n Oroville (just below the blue oak belt) Comment
  UC221477  Triteleia hyacinthina H. E. Brown April 1-15, 1897 216 Butte Near Clear Creek. 53 Comment
  CHSC90014  Triteleia laxa Rebecca L. Hill 1990-4-19 14 Butte W side of the East Branch of Clear Creek, ca. 200 yds ne of Clear Creek Cemetery Road. Ca. 6 mi s of Paradise off of Clark Rd. 121 Comment
  POM169664  Triteleia laxa A. A. Heller, H. E. Brown 1902-5-8 5505 Butte Berry Canyon (near Clear Creek) Comment
  UC203880  Triteleia laxa A. A. Heller 1914-4-6 11265 Butte 8 mi n Oroville Comment
  UCD80435  Triteleia lilacina CNPS SN Foothill Team 2005-4-14 SNFN 0034 a Butte Private Rock Ranch, near the southeast corner of the Rock Ranch pasture, ca. 45 m from the southern fence and 30 m west of the eastern fence. 98 Comment
  CAS-BOT-BC200499  Triticum aestivum Lowell Ahart 1980-6-1 2366 Butte South of Dry Creek, near Clark Road 100 Comment
  SD149198  Triticum aestivum Lowell Ahart 1980-6-1 2366 Butte South of Dry Creek, near Clark Road. 99 Comment
  CAS-BOT-BC200541  Tuctoria greenei John R. Reeder; Charlotte G. Reeder 1973-6-5 6235 Butte Ca. 11 miles S of Chico on Route 99 30 Comment
  CHSC83224  Tuctoria greenei Beecher Crampton 1958-8-12 5069 Butte 10 miles southeast of central portion of Chico, 0.4 mile south of junction of Pentz Road with U.S. Highway 99E. In vernal pool. Comment
  RSA253275  Tuctoria greenei J. R. Reeder 1973-6-5 6235 Butte About 11 miles south of Chico along Hwy 99 30 Comment
  SD116671  Tuctoria greenei John R. Reeder, Charlotte G. Reeder 1973-6-5 6235 Butte ca. 11 miles S of Chico on Route 99. Large vernal pool in rangeland 29 Comment
  UCD37260  Tuctoria greenei Beecher Crampton 1958-8-12 5069 Butte 10 miles SE of central portion of Chico, 0.4 mile S of junction of Pentz Road with U.S. Highway 99E. Comment
  UC220708  Umbellularia californica H. E. Brown 1896-10-9 110 Butte near Clear Creek 53 Comment
  CAS-BOT-BC381816  Uropappus lindleyi James Jokerst 1985-3-24 2173 Butte Near Serpentine Point 547 Comment
  CHSC8163  Uropappus lindleyi D. McClain 1969-4-24 103 Butte Along the ditch at corner of Pentz Rd. and Pentz-Magalia Rd. 365 Comment
  CHSC8169  Uropappus lindleyi D. McClain 1969-4-24 104 Butte Along ditch at corner of Pentz Rd. and Pentz-Magalia Rd. 365 Comment
  CHSC54360  Veronica peregrina subsp. xalapensis M. Bailey 1991-4-19 570 Butte Butte College campus. Growing at the margin of a drying vernal pool ca 250 feet e of Well #3 e of Williams Road. 85 Comment
  CHSC54387  Vicia benghalensis M. Bailey 1991-3-8 633 Butte Northeast side of the entrance to Well #2 on Butte Campus Drive, Butte College campus. Comment
  CHSC54386  Vicia faba M. Bailey 1991-3-6 610 Butte Butte College campus, south of the library, west of the tennis courts. Comment
  CHSC58672  Vicia hirsuta M. Bailey 1991-4-26 Butte Butte Community College campus, growing in a grassy area ca 100 ft w of the stadium entrance. 76 Comment
  CHSC3480  Viola douglasii Roger Jaegel 1966-3-21 77 Butte Three miles east of the junction of Highway 99 on Pentz Road. Comment
  CHSC3851  Viola douglasii Susan Carrauthers 1966-3-21 69 Butte Ca. 15 mi E. of Clark Rd. on Pentz R.d ca. 15 mi S.E. of city of Chico. Comment
  UC204464  Viola douglasii A. A. Heller 1914-3-7 11189 Butte 8 mi n Oroville (near the western base of Table Mountain) Comment
  UC828072  Viola douglasii A. A. Heller 1914-3-7 11189 Butte 8 mi n of Oroville (near the w base of Table Mountain) Comment
  UCD60258  Vitis W. B. Hewitt 1935-7-1 Butte Lower Road between Oroville and Paradise. Comment
  UCD17098  Vitis californica H. Olmo; W. B. Hewitt 1935-7-1 s.n. Butte between Oroville and Paradise. Comment
  UCD54962  Vitis californica Andy Walker; Eric Wada 2006-5-30 NC 19 Butte On Junction of SR70 and SR191 in a roadside ditch. 99 Comment
  UCD54963  Vitis californica Andy Walker; Eric Wada 2006-5-30 NC 20 Butte In a wash along Durham-Pentz Road at the south edge of Butte College Wildlife Refuge. 83 Comment
  UCD60323  Vitis californica H. Olmo; W. B. Hewitt 1935-7-1 s.n. Butte Between Oroville and Paradise. Comment
  CHSC26806  Vulpia microstachys var. ciliata M. S. Taylor 1978-5-7 1595 Butte On e side of Williams Rd, ca. 1/4 mi n of Pentz Rd, on Butte College campus, ca. 15 mi s of Chico. 30 Comment
  CHSC54382  Vulpia microstachys var. ciliata M. Bailey 1991-4-5 561 Butte Butte College Campus. Ca 100 feet w of the Recycling Center on Butte Campus Drive. 85 Comment
  UCD15445  Vulpia myuros Joseph H. Connell 1997-3-18 s.n. Butte California, Butte Co.; collected and donated by farm advisor. Comment
  UCD94766  Vulpia myuros A. A. Heller 1914-4-6 11269 Butte 8 miles north of Oroville. Comment
  SEINET7292828 Image available Vulpia myuros f. megalura A. A. Heller 1914-1 11269 Butte Hills 8 miles north of Oroville Comment
  CAS-BOT-BC184704  Vulpia myuros subsp. megalura A. A. Heller 1914-4-6 11269 Butte Hills 8 miles north of Oroville Comment
  CAS-BOT-BC184706  Vulpia myuros subsp. megalura A. A. Heller 1914-4-6 11269 Butte Low hills 8 miles north of Oroville Comment
  CHSC38124  Vulpia myuros var. hirsuta R. L. Ondricek-Fallscheer 1982-3-22 131 Butte Along Hwy 149, ca. 1 mi e of jct. of Hwy 99 and Hwy 149; ca. 11 mi se of Chico (Hwy 32). 60 Comment
  CHSC54381  Vulpia myuros var. hirsuta M. Bailey 1991-3-15 554 Butte Butte College campus. On top and across the e rim of hill se of the Fire Training Facility. 114 Comment
  GH361353  Vulpia myuros var. hirsuta A. A. Heller 1914-4-6 11269 Unknown 8 miles north of Oroville Comment
  UC204460  Vulpia myuros var. hirsuta A. A. Heller 1914-4-6 11269 Butte 8 mi n Oroville Comment
  CHSC30515  Vulpia myuros var. myuros J. D. Jokerst 1980-3-15 480 A Butte Clear Cr Cemetary, SE of Butte College Campus. 152 Comment
  GH387444  X Agropogon lutosus A. A. Heller 1914-5-19 11417 Unknown Comment
  GH387445  X Agropogon lutosus A. A. Heller 1914-5-19 11419 Unknown along streamlets 8 miles north of Oroville Comment
  GH387449  X Agropogon lutosus A. A. Heller 1913-6-4 10775 Unknown Table Mountain Olive Ranch north of Oroville Comment
  CAS-BOT-BC383675  Xanthium strumarium A. A. Heller 1916-9-5 12647 Butte 8 miles north of Oroville Comment
  CAS-BOT-BC383676  Xanthium strumarium A. A. Heller 1916-9-5 12647 Butte 8 miles north of Oroville Comment
  CHSC21243  Xanthium strumarium M. S. Taylor 1975-10-31 979 Butte Along creek, ca. 50 yds n of Pentz Rd, ca. 12 mi s of Chico, on Butte College campus. 91 Comment
  CHSC25453  Xanthium strumarium Hayes; Warner 1977-9-12 100 Butte In creekbed, w branch of Clear Creek, ca. 10 m n of small wooden walking bridge on Butte College Campus near the intersection of Pentz and Clark Rds., ca. 15 mi se of Chico. 82 Comment
  UC832923  Xanthium strumarium A. A. Heller 1916-9-5 12647 Butte 8 mi n Oroville Comment
  GH400166  Zeltnera muehlenbergii A. A. Heller 1913-6-4 10777 Unknown Table Mountain Olive Ranch north of Oroville Comment
  GH400094  Zeltnera venusta A. A. Heller 1913-6-4 10778 Unknown Table Mountain Olive Ranch north of Oroville Comment



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