39.63416 39.73416 -121.61666 -121.51666 UC/JEPS: Consortium Search Results
Search Results — 1603 specimen records retrieved (1603 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC4577  Abies concolor C. Glascock 1965-2-6 218 Butte 0.55 mi from highway 70, and 40 yds ne of Rd 24N23. Comment
  UC1134156  Abies concolor J. E. Sowder, C. G. Albertson 1933-6-26 96 Butte 0.25 mi sw of Yankee Hill; Chico Quadrangle 487 Comment
  JEPS95255  Acer circinatum Steve Edwards 1992-5-17 Butte Vilas Road, 0.9 mi from its junction with Cohasset Road Comment
  SEINET7893982  Acer macrophyllum R. T. Short 1961-4-11 s.n. Butte On US 40 alternate, 15 miles E of Oroville. (Hwy 70) 549 Comment
  CAS-BOT-BC210636  Achnatherum lemmonii L. W. Swift 1934-5-7 103 Butte Unspecified 731 Comment
  CHSC35666  Achyrachaena mollis R. E. Preston 1982-4-22 256 Butte Lake Oroville, ca. 0.9 mi ne of Lime Saddle Powerhouse, ca. 4 mi se of Paradise. 280 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
  CHSC40432  Acmispon brachycarpus Lowell Ahart 1985-5-15 4972 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  CHSC78146  Acmispon brachycarpus Lowell Ahart 2000-5-31 8424 Butte A serpentine ridge, about 200 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 335 Comment
  CHSC90520  Acmispon brachycarpus Richard A. Nichols 1980-4-19 10 Butte 1 yd above current shoreline of w branch of Lake Oroville, ca. 500 yds n of Lime Saddle Marina boat ramp. 286 Comment
  CHSC879  Acmispon parviflorus A. Koopman 1929-4-21 Butte Near Pentz. 152 Comment
  CHSC90393  Acmispon parviflorus Richard A. Nichols 1980-4-19 9 Butte 1 yd above current shoreline of w branch of Lake Oroville, ca. 500 yds n of Lime Saddle Marina boat ramp. 286 Comment
  CHSC13613  Adenostoma fasciculatum M. Jaeckel 1974-4-23 36 Butte 1524 Comment
  UC811162  Adiantum aleuticum Mrs. R. M. Austin June 1879 Butte near Cherokee Mines Cold Canyon Comment
  CAS-BOT-BC65621  Adiantum jordanii John Thomas Howell 1955-6-15 30502 Butte West Branch of North Fork of Feather River, 2 miles n. of Pentz 335 Comment
  CHSC27957  Adiantum jordanii M. S. Taylor 1979-3-20 1942 Butte Ca. 1 mi n of jct of north fork Feather River and Hwy 70 along an old road, ca.10 mi n of Oroville. 304 Comment
  UC123384  Adiantum jordanii Mrs. R. M. Austin 1879-1 Butte Cold Canyon Comment
  UCD51568  Aegilops triuncialis James Mallory 1967-6-14 269 Butte 10 miles s.e. Chico near jct. Pentz and Williams Road. Comment
  A381796  Aesculus californica A. A. Heller 1913-5-25 10756 Unknown Near Pents 152 Comment
  CAS-BOT-BC202593  Aesculus californica A. A. Heller 1913-5-25 10756 Butte Near Pents 152 Comment
  GH381729  Aesculus californica A. A. Heller 1913-5-25 10756 Unknown Near Pents 152 Comment
  RSA458170  Aesculus californica M. M. Boney 1897-1 4217 Butte [No location information on label.] Comment
  UC175551  Aesculus californica A. A. Heller 1913-5-25 10756 Butte near Pents <Pentz> 152 Comment
  CHSC20249  Agoseris heterophylla M. Banning 1969-4-18 61 Butte Junction of Pentz Rd. and Pentz Magalia Rd. 304 Comment
  CHSC40548  Agoseris heterophylla Ahart-Jokerst 1985-3-24 4866 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 550 Comment
  CHSC29301  Agoseris retrorsa J. D. Prouty 1980-4-17 80 .69 Butte E of Yankee Hill Road. 518 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
  CHSC78217  Agrostis avenacea Lowell Ahart 2000-5-31 8430 Butte Below the high water line of Lake Oroville, about 400 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 271 Comment
  UCD51764  Agrostis avenacea William Anderson 1965-6-13 s.n. Butte Table Mountain. 365 Comment
  CAS-BOT-BC138850  Agrostis microphylla Lowell Ahart 1984-5-7 4592 Butte About 0.5 mile north and a little east of Kunkle Res., about 2 miles south of Paradise. 600 Comment
  CHSC41243  Agrostis microphylla J. D. Jokerst; L. Ahart, M. S. Taylor 1984-4-6 1965 Butte Ca 1/2 mile north of Kunkle Resv. Comment
  CHSC45201  Agrostis microphylla Lowell Ahart 1984-5-7 4592 Butte About 1/2 mile north and a little east of Kunkle Reservoir, about 2 miles south of Paradise. 548 Comment
  CHSC6154  Aira caryophyllea E. Parreno 1968-4-19 68 Butte Roadside of Cherokee Rd. e of Cherokee cemetery. Comment
  HSC32575  Aira caryophyllea David Johnson 1974-4-20 23 Butte Along Pentz Rd., S of Clark Rd. intersection. Comment
  SEINET7067154  Aira caryophyllea A. G. Vestal 1947-4-30 s.n. Butte Along the road to Cherokee. Coordinate datum: NAD27. UTM Zone 10, 626283mE, 4388764mN. Comment
  UC1130794  Aira caryophyllea J. E. Sowder 1933-6-20 86 Butte 1 1/4 mi n Yankee Hill; Chico Quadrangle Comment
  CAS-BOT-BC131911  Allium John Thomas Howell 1955-6-15 30514 Butte West Branch of North Fork of Feather River 182 Comment
  CHSC30980  Allium amplectens M. S. Taylor; R. Schlising, L. Ahart 1980-5-31 2754 Butte Kunkle Reservoir, on e side of Pentz-Magalia Hwy, ca. 2 mi s of Paradise. 441 Comment
  CHSC40626  Allium amplectens J. D. Jokerst; M. S. Taylor, L. Ahart 1984-4-6 1960 Butte N of Kunkle Reservoir ca 200 m sw of Lago Vista Rd. Comment
  CHSC59361  Allium amplectens J. L. Guardino 1992-4-16 6 Butte Paradise, 1/4 mi s of Circle Dr. terminus. 472 Comment
  CHSC85425  Allium amplectens John Dittes 1992-5-5 467 Butte Sierra Nevada Range Foothills; ca. 2.6 air-miles southeast of Paradise Civic Center, ca. 1.8 air-miles west of West Branch Feather River, ca. 1.3 air-mile northwest of Kunkle Reservoir; slope above tributary drainage of Dry Creek, south of terminus of Libby Road. 445 Comment
  SEINET195011  Allium amplectens A. A. Heller 1941-5-24 16152 Butte Clark Road 2 miles below Paradise. Comment
  UC726998  Allium amplectens A. A. Heller 1941-5-24 16152 Butte Clark Road 2 mi below Paradise Comment
  CAS-BOT-BC466718  Allium cratericola James Jokerst 1985-3-24 2177 Butte Near Lint Road 471 Comment
  CHSC36948  Allium cratericola R. A. Schlising 1981-3-29 4010 Butte N of Oroville and Cherokee, off Hwy 70 on Lunt Road. 533 Comment
  CHSC40617  Allium cratericola Ahart; Jokerst 1985-3-24 4863 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 550 Comment
  CHSC46523  Allium cratericola Lowell Ahart; Jim Jokerst 1985-3-24 4863 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 518 Comment
  CHSC29721  Allium membranaceum J. D. Jokerst 1980-4-17 586 Butte Top of North Table Mt. Northern tip. 472 Comment
  CHSC46418  Allium peninsulare Lowell Ahart 1989-5-10 6210 Butte About 1/10 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  CAS-BOT-BC132076  Allium peninsulare var. peninsulare Lowell Ahart 1989-5-10 6210 Butte Near a dirt road, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville 304 Comment
  CAS-BOT-BC170913  Alnus rhombifolia Lowell Ahart 1985-1-27 4837 Butte At Kunkle Res., about 2 miles S of Paradise 550 Comment
  CHSC21021  Alnus rhombifolia M. S. Taylor 1975-10-4 961 Butte On se corner of Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  CHSC40340  Alnus rhombifolia Lowell Ahart 1985-1-27 4837 Butte Around Kunkle Res., about 2 miles south of Paradise. 550 Comment
  UC1076425  Alnus rhombifolia Herbert L. Mason 1927-5-19 3716 Butte Cherokee mine Table Mt. (ne of Oroville) Comment
  CHSC49849  Alopecurus carolinianus Vernon Oswald 1990-4-4 4144 Butte Vinton Gulch access to the West Branch of Lake Oroville, ca. 0.5 mi (air) north of Cherokee. 262 Comment
  UC1146635  Alopecurus saccatus Freed W. Hoffman 1942-4-20 2237 Butte near Pentz Pentz Comment
  CHSC116123  Amaranthus californicus Lowell Ahart 2015-10-26 20589 Butte Strand of Lake Oroville, on the west side of the West Branch of the Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC51344  Amaranthus californicus Vernon Oswald 1990-8-14 4431 Butte West Branch of Lake Oroville, Vinon Gulch access, 0.5 mi north of Cherokee. Occasional on and along the track below the lower end of the paved launching ramp. 259 Comment
  CHSC51345  Amaranthus californicus Vernon Oswald 1990-8-14 4432 Butte West branch of Lake Oroville, Lime Saddle Recreation Area, Nelson Bar access, near the Lime Saddle Powerhouse. 259 Comment
  CHSC97733  Amaranthus californicus Lowell Ahart 2007-11-3 14572 Butte Below the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about 3/4 mile north of the Lime Saddle Campground, about 5 1/4 miles (air) southeast of Paradise. 257 Comment
  JEPS115051  Amaranthus californicus Lowell Ahart 2007-11-3 14572 Butte Below the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about 3/4 mile north of the Lime Saddle Campground, about 5 1/4 miles (air) southeast of Paradise 257 Comment
  JEPS124258  Amaranthus californicus Lowell Ahart 2015-10-26 20589 Butte About 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  UC726069  Amsinckia eastwoodiae A. A. Heller 1941-3-16 15888 Butte near Pentz (along grain field near the junction of the Cherokee Road with Paradise-Stirling City Road, opposite Cattle Corral) 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
  CHSC33136  Amsinckia intermedia J. D. Jokerst 1980-4-17 592 Butte Top of North Table Mt at its northern most tip. 472 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
  SEINET12479910  Amsinckia intermedia M. J. Williams 1967-4-15 s.n. Butte Near Pentz. 457 Comment
  UC1191045  Amsinckia intermedia Francia Chisaki with R. Bacigalupi and G. T. Robbins 1956-4-19 682 Butte near bridge on West Branch of Feather River (on Nelson Bar Road) Comment
  UC1111640  Amsinckia menziesii var. menziesii Francia Chisaki 1956-4-19 683 Butte 1.5 mi s of West Branch of Feather River (on Nelson Bar Road) Comment
  CHSC20115  Anagallis arvensis M. S. Taylor 1975-4-26 517 Butte Scattered on creek bank, in meadow ca. 50 m e of Kunkle Reservoir, ca. 50 m e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  CHSC62554  Anagallis arvensis L. P. Janeway 1993-5-2 4341 Butte Foothill woodland adjacent to serpentine rocky outcrop narrow ridge, south of Serpentine Point and above Hwy 70. 518 Comment
  CHSC82568  Anagallis arvensis Tara Morgan 2002-5-7 59 Butte Within the Yankee Hill area on the east side of Oroville Lake and Highway 70 within a burn area from the 2001 Yankee Hill Fire. 549 Comment
  CAS-BOT-BC272864  Ancistrocarphus filagineus Ahart; Jokerst 1985-3-24 4854 Butte Serpentine Point, west of Yankee Hill 550 Comment
  CHSC35672  Ancistrocarphus filagineus R. E. Preston; R. A. Schlising 1982-4-25 265 Butte Lake Oroville, ca. 1/2 mi NE of Lime Saddle Powerhouse, ca. 4.5 mi SE of Paradise. 280 Comment
  CHSC40550  Ancistrocarphus filagineus Ahart-Jokerst 1985-3-24 4854 Butte Serpentine Point, west of Yankee Hill. 550 Comment
  CHSC6089  Anthemis cotula B. Wilson 1968-5-11 200 Butte Corner's Gas Station. Comment
  SFV11428  Anthemis cotula M. L. Vincent 1963-6-10 415 Butte Kunkel Reservoir. 4 miles south of Paradise. 0.5 miles off Pentz Road. 450 Comment
  SFV11430  Anthemis cotula M. L. Vincent 1968-6-5 771 A Butte 1 mile south of Cherokee on road to Oroville. Roadside at old Campbell Ranch. 410 Comment
  CHSC51921  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway 1988-6-25 2854 Butte Above Clark Rd (hwy 191) 4.8 mi N of Durham-Pentz Rd. 350 Comment
  CHSC78166  Antirrhinum vexillo-calyculatum subsp. intermedium Lowell Ahart 2000-5-31 8423 Butte A serpentine ridge, about 200 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 335 Comment
  JEPS98474  Antirrhinum vexillocalyculatum subsp. intermedium Lowell Ahart 2000-5-31 8423 Butte 3 mi SE of Paradise (200 yds E of where Kunkle Creek enters Lake Oroville, E of Kunkle Power House) 335 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
  CHSC61215  Aphanes occidentalis Vernon H. Oswald; 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
  CHSC54306  Aphyllon epigalium subsp. epigalium Vernon H. Oswald 1991-5-15 4596 Butte Lime Saddle Memorial Park, ca. 0.5 mi north of Parish Camp. 304 Comment
  CHSC12929  Aphyllon purpureum K. D. Cox 1974-4-5 186 Butte On banks of Lake Oroville, Lunt Ranch on Lunt Rd., off Hwy 70, N of Oroville. Comment
  CHSC25276  Apium graveolens K. R. Stern 1977-4-25 Butte Comment
  SFV2781  Apocynum androsaemifolium M. L. Vincent 1960-7-16 107 Butte Sierra Nevada Paradise. Lot south of 5330 Harrison Road. 515 Comment
  CHSC109  Aralia californica M. Underhill 1952-7-7 Butte 609 Comment
  CHSC110  Aralia californica M. Underhill 1952-7-7 Butte 609 Comment
  SBBG50849  Arbutus menziesii D. B. Marcum 1969-4-12 38 Butte Yankee Hill, Rd 70 640 Comment
  CAS-BOT-BC407685  Arceuthobium americanum James Jokerst 1985-3-24 2176 Butte Cerokee Quad., near Serpentine Point 547 Comment
  CHSC31221  Arceuthobium occidentale M. S. Taylor 1979-3-20 1953 Butte Along old road on n side of Hwy 70 following Feather River, which begins at s side of Bridge over n fork Feather River, ca. 10 mi n of Oroville. 304 Comment
  SEINET3246336  Arceuthobium occidentale R. L. Mathiasen 2011-1 1230 Unknown USA. CALIFORNIA. 14.4 km NE of St. Rte. 149 on St. Rte. 70; On Pinus sabiniana. 370 Comment
  GH362496  Arctostaphylos J. T. Howell & L. Ahart 1976-4-1 51542 Unknown In foothill woodland south of Cherokee on road to Oregon City Comment
  RSA629061  Arctostaphylos Jon E. Keeley 1983-6-27 7815 Butte Highway 70 and Magolia Pentz Road. Comment
  RSA629062  Arctostaphylos Jon E. Keeley 1983-6-27 7816 Butte Highway 70 and Magolia Pentz Road. Comment
  RSA629063  Arctostaphylos Jon E. Keeley 1983-6-27 7817 Butte Highway 70 and Magolia Pentz Road. Comment
  RSA629064  Arctostaphylos Jon E. Keeley 1983-6-27 7818 Butte Highway 70 and Magolia Pentz Road. Comment
  CAS-BOT-BC24437  Arctostaphylos manzanita J. D. Jokerst; L. Ahart; M. S. Taylor 1983-1-17 1684 Butte Top of North Table Mtn. at its nw. corner. Center of w. edge section 32. Comment
  CAS-BOT-BC24439  Arctostaphylos manzanita Walter Knight; Irja Knight; Tiffany Knight 1988-7-24 6300 Butte On Pentz Rd. near Kunkle Reservoir. Comment
  UCD51984  Arctostaphylos manzanita John Thomas Howell; Lowell Ahart 1976-4-1 54541 Butte In foothill woodland south of Cherokee on road to Oregon City. Comment
  UCD52255  Arctostaphylos manzanita John Thomas Howell; Lowell Ahart 1976-4-1 51542 Butte In foothill woodland south of Cherokee on road to Oregon City. Comment
  CAS-BOT-BC24412  Arctostaphylos manzanita subsp. manzanita Walter Knight; Irja Knight 1968-3-7 2279 Butte 1/4 mi. down Pentz Rd. from hwy 70. Comment
  CAS-BOT-BC38867  Arctostaphylos manzanita subsp. manzanita Lowell Ahart 1985-2-17 4839 Butte At Kunkle Res., about 2 miles south of Paradise. 550 Comment
  CAS-BOT-BC38870  Arctostaphylos manzanita subsp. manzanita John Thomas Howell; Lowell Ahart 1976-4-1 51542 Butte In foothill woodland south of Chrokee on road to Oregon City. Comment
  CAS-BOT-BC38871  Arctostaphylos manzanita subsp. manzanita John Thomas Howell; Lowell Ahart 1976-4-1 51541 Butte In foothill woodland south of Chrokee on road to Oregon City. Comment
  CHSC40333  Arctostaphylos manzanita subsp. manzanita Lowell Ahart 1985-2-17 4839 Butte About 2 miles south of Paradise. 167 Comment
  CHSC67925  Arctostaphylos manzanita subsp. manzanita James D. Jokerst; L. Ahart, M. S. Taylor 1983-1-17 1682 Butte Top of N. Table Mtn. at its NW corner. Comment
  CAS-BOT-BC24251  Arctostaphylos mewukka Lowell Ahart 1985-2-17 4840 Butte Near Kunkle Res., about 2 mi. s. of Paradise. 550 Comment
  CHSC40334  Arctostaphylos mewukka Lowell Ahart 1985-2-17 4840 Butte Near Kunkle Res., about 2 miles south of Paradise. 550 Comment
  RSA31997  Arctostaphylos mewukka A. A. Heller 1942-1-4 16344 Butte 5 miles below paradise on the Pentz-Magalia Road. Comment
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Dec 14 2009
  RSA31998  Arctostaphylos mewukka A. A. Heller 1942-1-4 16345 Butte 4 miles below Paradise on the Pentz-Magalia Road. Comment
  RSA31999  Arctostaphylos mewukka A. A. Heller 1942-1-4 16346 Butte 4 miles below Paradise on the Pentz-Magalia Road. Comment
  RSA32000  Arctostaphylos mewukka A. A. Heller 1942-1-4 16347 Butte 4 miles below Paradise on the Pentz-Magalia Road. Comment
  UC1094001  Arctostaphylos mewukka Lewis S. Rose 1955-6-15 55103 Butte 6 mi se Paradise (on Pentz Rd) 426 Comment
  UC725334  Arctostaphylos mewukka A. A. Heller 1942-1-4 16344 Butte on Pentz-Magalia Rd 5 mi below Paradise Comment
  UC725335  Arctostaphylos mewukka A. A. Heller 1942-1-4 16345 Butte 4 mi below Paradise (on Pentz-Magalia Rd) Comment
  UC725336  Arctostaphylos mewukka A. A. Heller 1942-1-4 16346 Butte on Pentz-Magalia Rd 4 mi below Paradise Comment
  UC725989  Arctostaphylos mewukka A. A. Heller 1942-3-1 16383 Butte three mi below Paradise (on Pentz-Magalia road) Comment
  UC726686  Arctostaphylos mewukka A. A. Heller 1942-3-1 16383 Butte on Pentz-Magalia road three mi below Paradise Comment
  UC726979  Arctostaphylos mewukka A. A. Heller 1942-1-4 16347 Butte Pentz-Magalia Rd 4 mi below Paradise Comment
  UCD52377  Arctostaphylos mewukka L. Ahart 1985-11-17 4840 Butte Near Kunkle Reservoir; about 2 miles south of Paradise. 518 Comment
  CAS-BOT-BC38530  Arctostaphylos mewukka subsp. truei John Thomas Howell 1955-6-15 30488 Butte 6 mi. from Paradise on road to Pentz. 426 Comment
  CAS-BOT-BC38531  Arctostaphylos mewukka subsp. truei John Thomas Howell 1955-6-15 30488 Butte 6 mi. from Paradise on road to Pentz. 426 Comment
  CAS-BOT-BC38561  Arctostaphylos mewukka subsp. truei Lewis S. Rose 1955-6-15 55103 Butte 6 mi. SE. of Paradise on pentz Road. 426 Comment
  CAS-BOT-BC38613  Arctostaphylos mewukka subsp. truei John Thomas Howell 1955-6-15 30488 Butte 6 miles from Paradise on road to Pentz 426 Comment
  UCD51951  Arctostaphylos truei John Thomas Howell 1975-6-15 51112 Butte 609 Comment
  GH362393  Arctostaphylos viscida J. T. Howell & L. Ahart 1976-4-1 51540 Unknown south of Cherokee on road to Oregon City Comment
  UCD52812  Arctostaphylos viscida John Thomas Howell; Lowell Ahart 1976-4-1 51540 Butte In foothill woodland south of Cherokee on road to Oregon City, Butte Co. Comment
  CAS-BOT-BC48255  Arctostaphylos viscida subsp. viscida Lowell Ahart 1985-2-17 4841 Butte Near Kunkle Res., about 2 miles south of Paradise. 550 Comment
  CAS-BOT-BC48280  Arctostaphylos viscida subsp. viscida Walter Knight; Irja Knight 1968-3-7 2277 Butte 1/4 mi. down Pentz Road from Hwy 70 Comment
  CAS-BOT-BC48289  Arctostaphylos viscida subsp. viscida John Thomas Howell 1955-6-15 30489 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CAS-BOT-BC48290  Arctostaphylos viscida subsp. viscida John Thomas Howell 1955-6-15 30489 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CAS-BOT-BC48292  Arctostaphylos viscida subsp. viscida John Thomas Howell; Lowell Ahart 1976-4-1 51540 Butte In foothill woodland south of Cherokee on road to Oregon City. Comment
  CHSC37649  Arctostaphylos viscida subsp. viscida T. B. Devine 1981-8-25 750 Butte Along Durham-Pentz Road, at its junction with Pentz-Magalia Hwy. 205 Comment
  CHSC40335  Arctostaphylos viscida subsp. viscida Lowell Ahart 1985-2-17 4841 Butte Found growing on red rocky damp soil near Kunkle Res., about 2 miles south of Paradise. 167 Comment
  CHSC7145  Arctostaphylos viscida subsp. viscida Lynn R. Thomas 1969-3-2 12 Butte E edge at junction of Pentz and Bennum Rds., ca. 0.6 mi. NW of Calif. 70, between Paradise and Oroville. 152 Comment
  RSA636985  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1983-6-27 7814 Butte Kunkle Reservoir, north of Highway 70 on Magolia-Pentz Road. Comment
  CAS-BOT-BC137558  Aristida oligantha John Thomas Howell 1974-9-19 50885 Butte Sierra Nevada. 1.5 miles south of Yankee Hill, Feather River Highway at Lunt Road. Comment
  CHSC27946  Aristolochia californica M. S. Taylor 1979-3-20 1951 Butte Ca. 1 mi n of jct of north fork Feather River and Hwy 70 along an old road, ca. 10 mi n of Oroville. 304 Comment
  CHSC32658  Aristolochia californica M. S. Taylor; L. Hanson 1981-3-16 3407 Butte Embankment, e side of Truex Rd, ca. 1/2 mi s of its jct with Hwy 70, ca. 7 mi n of Oroville. 304 Comment
  SD7868  Aristolochia californica R. M. Austin 1883-1 Butte Comment
  SEINET252473 Image available Artemisia douglasiana Leila M. Shultz, Heather Garrison 2006-1 20317 Butte East of Oroville along hwy 70, turnoff for Big Bend road. Comment
  CHSC119  Asclepias fascicularis Eleanor Stilson 1897-6-1 Butte Comment
  CHSC40387  Aspidotis densa Lowell Ahart 1985-5-15 4981 Butte About 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  CAS-BOT-BC178462  Astragalus gambelianus Lowell Ahart 1985-3-24 4851 Butte Serpentine Point, west of Yankee Hill 550 Comment
  CAS-BOT-BC178464  Astragalus gambelianus Lowell Ahart 1989-5-10 6227 Butte At the end of the dirt road that leads to Lake Oroville, about 1/12 mile north-west of the West Branch Bridge across Lake Oroville. 280 Comment
  CHSC40304  Astragalus gambelianus Lowell Ahart 1985-3-22 4847 Butte About 1/2 mile north-east of the West Branch Bridge across Lake Oroville, 1/4 mile east of Highway 70, north of Oroville. 450 Comment
  CHSC40605  Astragalus gambelianus Ahart; Jokerst 1985-3-24 4851 Butte Serpentine Point, west of Yankee Hill. 550 Comment
  CHSC43389  Astragalus gambelianus Lowell Ahart 1979-5-29 1900 Butte Under trees, about 1/2 mile east of Kinkle Creek, about 2 1/2 miles south-east of Paradise. 487 Comment
  CHSC45902  Astragalus gambelianus Lowell Ahart; Jim Jokerst 1985-3-24 4851 Butte Serpentine Point, west of Yankee Hill. 518 Comment
  CHSC46364  Astragalus gambelianus Lowell Ahart 1989-5-10 6227 Butte Growing at the end of the dirt road that lead to Lake Oroville, about 1/12 mile north-west of the West Branch Bridge across Lake Oroville. 280 Comment
  CHSC62550  Astragalus gambelianus L. P. Janeway 1993-5-2 4333 Butte South of Serpentine Point and above Hwy 70. 518 Comment
  CHSC67362  Astragalus gambelianus James D. Jokerst; R. A. Schlising 1985-4-8 2215 Butte Serpentine Point W and adjacent to Hwy. 70 ca. 0.5 mi S of Lunt Rd. In vicinity of highway right of way fence. 548 Comment
  UCD80287  Astragalus gambelianus CNPS SN Foothill Team 2006-3-22 SNNR 1175 Butte CDPR Oroville State Recreation Area. 295 Comment
  CHSC59315  Astragalus pauperculus J. L. Guardino 1992-3-23 1 Butte Paradise, 1/4 mi s of Circle Dr. terminus. 472 Comment
  CHSC61207  Athysanus pusillus Vernon H. Oswald; Lowell Ahart 1993-3-24 5245 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. 262 Comment
  UC7052  Atriplex canescens unknown 1899-1 Butte Comment
  CAS-BOT-BC146178  Avena barbata Ahart; Jokerst 1985-3-24 4856 Butte Serpentine Point, west of Yankee Hill. 550 Comment
  CAS-BOT-BC146182  Avena barbata Lowell Ahart 1989-5-10 6216 Butte Near a dirt road, near Lake Oroville, about 0.1 mile northwest of the West Branch Bridge across Lake Oroville. 289 Comment
  CHSC111715  Avena barbata Lowell Ahart 2012-6-2 18134 Butte Along the sides of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. 286 Comment
  CHSC40643  Avena barbata Ahart; Jokerst 1985-3-24 4865 Butte Serpentine Point, west of Yankee Hill. 550 Comment
  CHSC46432  Avena barbata Lowell Ahart 1989-5-10 6216 Butte Near Lake Oroville, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville. 289 Comment
  CAS-BOT-BC145880  Avena fatua Lowell Ahart 1989-5-10 6217 Butte Near a dirt road, near Lake Oroville, about 0.1 mile northwest of the West Branch Bridge across Lake Oroville. 289 Comment
  CAS-BOT-BC145881  Avena fatua Lowell Ahart 1989-5-10 6218 Butte Below the high water line of Lake Oroville, near the end of the dirt road that leads to lake Oroville, about 1/12 mile northwest of the West Branch Bridge across Lake Oroville. 271 Comment
  CHSC35663  Avena fatua R. E. Preston 1982-4-22 251 Butte Ca. 0.3 mi ne of Lime Saddle Powerhouse, ca. 4.5 mi se of Paradise. 353 Comment
  CHSC46434  Avena fatua Lowell Ahart 1989-5-10 6218 Butte Below the high water line of Lake Oroville, near the end of the dirt road that leads to Lake Oroville, about 1/12 mile north-west of the West Branch Bridge across Lake Oroville. 271 Comment
  CHSC46435  Avena fatua Lowell Ahart 1989-5-10 6217 Butte Near Lake Oroville, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville. 289 Comment
  RSA129570  Avena fatua C. G. Albertus 1933-6-6 21 Butte 1/4 mi. W. of Pentz [Rd.]; Chico 137 Comment
  SEINET263348  Avena fatua Lowell Ahart 1989-5-10 6218 Butte Ca 1/12 miles NW of the West Branch Bridge across Lake Oroville; near the end of the dirt road that leads to Lake Orovil 271 Comment
  UC577598  Avena fatua C. G. Albertus 1933-6-6 Butte 1/4 mi w Pentz; Chico Quadrangle Comment
  CHSC9339  Avena sativa B. Anthony 1968-5-17 523 Butte Corner of Pentz Road and Dry Creek Road, Pentz. Comment
  CAS-BOT-BC98761  Baccharis douglasii Lowell Ahart 1985-10-12 5196 Butte On dry soil, near the east side of Kunkle Reservoir, about 2 miles south of Paradise 502 Comment
  CHSC40560  Baccharis douglasii Lowell Ahart 1985-10-12 5196 Butte Near the east side of Kunkle Reservoir, about 2 miles south of Paradise. 502 Comment
  CAS-BOT-BC98007  Baccharis pilularis Lowell Ahart 1985-2-17 4838 Butte near Kunkle Res., about 2 miles south of Paradise 550 Comment
  CDA10378  Baccharis pilularis L. Ahart 2000-11-4 8715 Butte On the east side of Highway 70, about 50 yards south of Rich Gulch Road, about 1 mile north of the West Branch Bridge across Lake Oroville, about 5 miles (air) southeast of Paradise. Comment
  CHSC78991  Baccharis pilularis Lowell Ahart 2000-11-4 8715 Butte About 50 yards south of Rich Gulch Road, about 1 mile north of the West Branch Bridge across Lake Oroville, about 5 miles (air) southeast of Paradise. 335 Comment
  JEPS102322  Baccharis pilularis Lowell Ahart 2000-11-4 8715 Butte 1 mi N of West Branch Bridge (Hwy 70) across Lake Oroville (E side of hwy, 1 mi N of bridge, 50 yds. N of Rich Gulch Rd.) 335 Comment
  CHSC40296  Baccharis pilularis subsp. consanguinea Lowell Ahart 1985-2-17 4838 Butte Near Kunkle Res., about 2 miles south of Paradise. 550 Comment
  CAS-BOT-BC98182  Baccharis salicifolia John Thomas Howell 1974-9-19 50883 Butte Feather River Highway bridge at West Branch Feather River - Sierra Nevada 304 Comment
  CAS-BOT-BC98183  Baccharis salicifolia John Thomas Howell 1973-7-9 49687 Butte West Branch Feather River on Feather River Highway - Sierra Nevada 304 Comment
  CHSC116138  Bidens frondosa Lowell Ahart 2015-10-26 20590 Butte Strand of Lake Oroville, on the west side of the West Branch of the Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC39407  Bidens frondosa Lowell Ahart 1983-9-17 4433 Butte East end of Kunkle Reservoir Dam, south of Paradise. 600 Comment
  CHSC97740  Bidens frondosa Lowell Ahart 2007-11-3 14570 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS115000  Bidens frondosa Lowell Ahart 2007-11-3 14570 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  JEPS124257  Bidens frondosa Lowell Ahart 2015-10-26 20590 Butte About 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  RSA726433  Bidens frondosa L. Ahart 2007-11-3 14570 Butte About 3/4 mile east of the Power House below Kuncke Reservoir, about 1.25 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  CHSC35650  Boechera breweri R. E. Preston 1982-4-7 235 Butte Cape Horn, ca. 4 mi sw of Paradise. On cliff. 335 Comment
  CHSC29740  Boechera breweri subsp. shastaensis J. D. Jokerst 1980-4-17 588 Butte Top of North Table Mt, cliffs at the northern edge. 472 Comment
  CHSC35651  Boechera breweri subsp. shastaensis R. E. Preston 1982-4-7 235 B Butte Cape Horn, ca. 4 mi sw of Paradise. On cliff. 335 Comment
  CAS-BOT-BC145682  Brachypodium distachyon John Thomas Howell 1962-6-16 37622 Butte Sierra Nevada. Nelson Bar. 213 Comment
  CDA1767  Brachypodium distachyon T. C. Fuller 1959-7-6 s.n. Butte Hwy 40A at bridge over the West Branch, Feather River. 0 Comment
  CDA1772  Brachypodium distachyon L. P. Janeway, J. Hunt 2003-5-21 7792 Butte Northern Sierra Nevada Foothills; Foreman Creek Recreation Area, Lake Oroville; top of north/south trending ridge between Foreman Creek and Lake Oroville to the west; 2.6 km WNW of Canyon Creek Bridge. Comment
  CHSC111973  Brachypodium distachyon Lowell Ahart 2012-6-2 18143 Butte South edge of Truex Road, about 40 yards east of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. 306 Comment
  CHSC86863  Brachypodium distachyon L. P. Janeway; John Hunt 2003-5-21 7792 Butte Northern Sierra Nevada Foothills. Foreman Creek Recreation Area, Lake Oroville; top of north/south trending ridge between Foreman Creek and Lake Oroville to the west; 2.6 km west-northwest of Canyon Creek Bridge. 442 Comment
  HSC102687  Brachypodium distachyon J. P. Smith 2013-5-5 13701 Butte Just west of the junction of Pentz Road with Durham-Pentz Road. 201 Comment
  CHSC89035  Briza maxima A. Peterson 2003-5-6 75 Butte Southeast of Chico, Pentz Rd near jct with Magalia Hwy, on road shoulder. 213 Comment
  HSC102688  Briza maxima J. P. Smith 2013-5-5 13702 Butte Just west of the junction of Pentz Road with Durham-Pentz Road. 201 Comment
  CAS-BOT-BC145530  Briza minor A. A. Heller 1913-5-25 10762 Butte Near Pents. 152 Comment
  CAS-BOT-BC145535  Briza minor John Thomas Howell 1962-6-16 37610 Butte Sierra Nevada. Feather River West Branch southwest of Nelson Bar. 304 Comment
  CHSC6716  Briza minor V. Hagaman 1968-4-19 479 Butte Cherokee Village ca 200 yards E. of cemetary. Comment
  CHSC82678  Briza minor Tara Morgan 2002-5-7 55 Butte It was located within the Yankee Hill area on the east side of Oroville Lake and Highway 70 within a burn area from the 2001 Yankee Hill Fire. 546 Comment
  CHSC97738  Briza minor Lowell Ahart 2007-11-3 14561 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  GH341524  Briza minor A. A. Heller 1913-5-25 10762 Unknown Near Pents 152 Comment
  RSA385271  Briza minor M. M. Boney 1897-1 1924 Butte [No locality information provided] Comment
  UC1130947  Briza minor J. E. Sowder 1933-6-20 87 Butte 1 1/4 mi nw Yankee Hill; Chico Comment
  UC184182  Briza minor A. A. Heller 1913-5-25 10762 Butte near Pents 152 Comment
  CHSC2076  Brodiaea elegans M. Underhill 1952-7-2 Butte 152 Comment
  JEPS50771  Brodiaea elegans subsp. elegans Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9290 Butte about 1 mi n of beginning of grade on Feather River Highway (just e of Messilla Valley) 304 Comment
  CHSC2093  Brodiaea minor E. R. Washburn 1930-4-1 Butte Comment
  CHSC29832  Brodiaea minor M. S. Taylor; R. S. Schlising, L. Ahart 1980-5-31 2761 Butte E side of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 3 mi s of Paradise. 441 Comment
  CHSC78345  Brodiaea minor Lowell Ahart 2000-6-17 8480 Butte About 1/4 mile northeast of Kunkle Reservoir, east of the Pentz Magalia Road, about 2 miles south of Paradise. 548 Comment
  UC726228  Brodiaea minor A. A. Heller 1941-5-24 16151 Butte Clark Road 2 mi below Paradise Comment
  JEPS26741  Brodiaea sierrae P. C. Hutchison 1961-6-9 2091 Butte on Hwy US Alt. 40 7 mi s Jarbos Gap; canyon of the north fork of the Feather River canyon Comment
  CHSC35753  Bromus carinatus R. E. Preston 1982-6-2 294 Butte On the bank of Miocene Canal, ca. 1/4 mi s of Lime Saddle Powerhouse, ca. 4.5 mi se of Paradise. 292 Comment
  CAS-BOT-BC155946  Bromus commutatus Lowell Ahart s.n. Butte 2 miles southeast of Paradise. 500 Comment
  UC1131009  Bromus commutatus C. G. Albertus 1933-6-6 14 Butte 1 mi w of Nelson's Bar 274 Comment
  UC618973  Bromus commutatus C. G. Albertus 1933-6-6 Butte 1 mi w of Nelson's Bar 274 Comment
  UC1131173  Bromus diandrus J. E. Sowder 1933-6-6 83 Butte 1/4 mi w of Pentz 137 Comment
  UC1131072  Bromus hordeaceus C. G. Albertus 1933-6-6 20 Butte 1/4 mi w of Pentz 137 Comment
  CHSC42141  Bromus japonicus Lowell Ahart 1979-6-9 1932 Butte East of Kunkle Creek, south-east of Paradise. 457 Comment
  CHSC35754  Bromus laevipes R. E. Preston 1982-6-2 295 Butte At side of Nelson Bar Rd, at jct with dirt rd to Lime Saddle Powerhouse; ca. 4.5 mi se of Paradise. 292 Comment
  CHSC86854  Bromus laevipes L. P. Janeway; John Hunt 2003-5-22 7793 Butte Northern Sierra Nevada Foothills. Northeast-facing slope between Lime Saddle Campground and West Branch Feather River arm of Lake Oroville. 287 Comment
  UCD58983  Bromus madritensis Collector unknown 1951-1 Butte Cherokee. 9.5 miles (in direct line) north of Oroville. 373 Comment
  CHSC35671  Bromus madritensis subsp. madritensis R. E. Preston 1982-4-25 264 Butte Slope at lakeside; Lake Oroville, ca. 1/2 mi ne of Lime Saddle Powerhouse, ca. 4.5 mi se of Paradise. 280 Comment
  CHSC67409  Bromus madritensis subsp. rubens James D. Jokerst; R. A. Schlising 1985-4-8 2219 Butte Serpentine Point W of and adjacent to Hwy. 70 ca. 0.5 mi S of Lunt Rd. Near summit near edge of outcrop. 548 Comment
  CAS-BOT-BC162020  Bromus racemosus John Thomas Howell 1962-6-16 37628 Butte Sierra Nevada. Concow School north of Yankee Hill. 533 Comment
  CAS-BOT-BC161965  Bromus rubens L. W. Swift 1934-5-7 100 Butte Outside Forest. 731 Comment
  CAS-BOT-BC161615  Bromus sterilis Lowell Ahart 1979-5-29 s.n. Butte 2.5 miles southeast of Paradise. About 0.25 mile north of Kunkle Pass. 500 Comment
  CHSC44550  Bromus sterilis Lowell Ahart 1979-5-29 1894 Butte West of Kunkle Creek, about 2 1/2 miles south-east of Paradise. 457 Comment
  CHSC54362  Callitriche heterophylla M. Bailey 1991-4-17 563 Butte E side of Pentz-Magalia Road, ca 0.2 mi n of its jct with Hwy 70. Roadside ditch. 152 Comment
  CHSC21073  Callitriche heterophylla var. bolanderi M. S. Taylor 1975-4-26 529 Butte In small pool on e side of Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. Comment
  CHSC47393  Callitriche heterophylla var. bolanderi Lowell Ahart 1984-5-7 4595 Butte In a small pool, east of Kunkle Creek, about 1/2 mile north of Kunkle Reservoir, about 2 miles south of Paradise. 548 Comment
  NY18988  Calocedrus decurrens E. B. Copeland 1931-7-28 603 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
  NY43613  Calocedrus decurrens S. Bianco 1995-11-9 1051 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
  CHSC29726  Calochortus albus J. D. Jokerst 1980-4-17 585 Butte Top of North Table Mt, northern tip. 472 Comment
  CHSC3353  Calochortus albus Robert L. Smith 1966-4-20 19 Butte Paradise, 5 miles SE of post office. Comment
  CHSC34488  Calochortus luteus J. D. Jokerst 1979-5-21 252 Butte NE corner of jct Pentz-Magalia Hwy and Pentz Rd. Comment
  SEINET7067138  Calochortus luteus A. G. Vestal 1947-4-30 s.n. Butte Road to Cherokee. Coordinate datum: NAD27. UTM Zone 10, 626369mE, 4388455mN. Comment
  CHSC3421  Calochortus monophyllus Judy Potter 1966-4-17 212 Butte Across from 5174 Pentz-Magalia Road, (now 5081 Wilderness Way/Pentz Rd, as of 2/4/1987). Comment
  CHSC40405  Calochortus monophyllus Lowell Ahart 1985-3-22 4849 Butte About 1/2 mile north-east of the West Branch Bridge across Lake Oroville, 1/4 mile east of Highway 70, north of Oroville. 4500 Comment
Read comments
Dec 26 2009
  CHSC46786  Calochortus monophyllus Neal Schaeffer 1982-4-18 11 Butte Between Pentz Rd and Kunkle reservoir, ca. 20 m from road, 50m n of reservoir access road. 450 Comment
  CHSC67408  Calochortus monophyllus James D. Jokerst; R. A. Schlising 1985-4-8 2214 Butte Serpentine Point W of and adjacent to Hwy. 70 ca. 0.5 mi S of Lunt Rd. 548 Comment
  JEPS14191  Calochortus monophyllus Rimo Bacigalupi with G. T. Robbins and Fran Chisaki 1956-4-19 5605 Butte 0.7 mi below Oroville-Concow road junction with Yankee Hill road (along Oroville-Concow road) 563 Comment
  SEINET7067153  Calochortus monophyllus A. G. Vestal 1947-4-30 s.n. Butte Along the road to Cherokee. Coordinate datum: NAD27. UTM Zone 10, 626283mE, 4388764mN. Comment
  UC843673  Calochortus tolmiei A. A. Heller 1938-4-23 15055 Butte about 20 mi from Oroville (along the Feather River Highway near the Yankee Hill road) Comment
  CAS-BOT-BC106082  Calycadenia oppositifolia John Thomas Howell 1962-6-16 37623 Butte Nelson Bar - Sierra Nevada 213 Comment
  CAS-BOT-BC106084  Calycadenia oppositifolia John Thomas Howell 1955-6-15 30509 Butte West Branch of North Fork of Feather River 182 Comment
  CAS-BOT-BC106091  Calycadenia oppositifolia Lewis S. Rose 1955-6-15 55106 Butte 3 mi. e. of Pentz, Canyon of W. Branch of N. Fork of Feather River 182 Comment
  CAS-BOT-BC106121  Calycadenia oppositifolia Lowell Ahart 1979-5-29 s.n. Butte 2 1/2 mi se of Paradise, in an open area about 1/4 mi N of Kunckle Res. 500 Comment
  CAS-BOT-BC106124  Calycadenia oppositifolia Lowell Ahart 1985-5-15 4979 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill 550 Comment
  CHSC29833  Calycadenia oppositifolia M. S. Taylor; R. S. Schlising, L. Ahart 1980-5-31 2753 Butte Kunkle Reservoir, on E side of Pentz-Magalia Hwy, ca. 3 mi S of Paradise. 441 Comment
  CHSC40472  Calycadenia oppositifolia Lowell Ahart 1985-5-15 4979 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  CHSC44854  Calycadenia oppositifolia Lowell Ahart 1979-5-29 1898 Butte East of Kunkle Creek. About 2 1/2 air miles south-east of Paradise. 457 Comment
  CHSC76828  Calycadenia oppositifolia L. P. Janeway 1999-11-15 6628 Butte Northern Sierra Nevada foothills. Between Nelson Bar Road and Lake Oroville, 0.25 mi north-northwest of Lime Saddle. 281 Comment
  CHSC78118  Calycadenia oppositifolia Lowell Ahart 2000-5-31 8415 Butte A serpentine ridge, about 200 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 335 Comment
  CHSC84731  Calycadenia oppositifolia L. P. Janeway; John Hunt 2003-6-20 7856 Butte Northern Sierra Nevada Foothills. Serpentine outcrops on west side of West Branch Feather River arm of Lake Oroville, half way between Lime Saddle and Cape Horn. 296 Comment
  CHSC84732  Calycadenia oppositifolia L. P. Janeway; John Hunt 2003-6-20 7854 Butte Northern Sierra Nevada Foothills. Along west edge of West Branch Feather River arm of Lake Oroville, 755 m north of Lime Saddle. 277 Comment
  CHSC86848  Calycadenia oppositifolia L. P. Janeway; Christine Hantelman 2003-7-10 7894 Butte Northern Sierra Nevada Foothills. Above western edge of Rich Gulch arm of West Branch Feather River arm of Lake Oroville; 895 m east of north end of West Branch Bridge (Hwy 70). 294 Comment
  CHSC92149  Calycadenia oppositifolia J. Molter 2005-6-3 891 B Butte Found 10' to 20' SW of Lunt Road, approx. 1/4 mile NW of Hwy. 70 on serpentine barren that parallels the road. 481 Comment
  CHSC95058  Calycadenia oppositifolia L. P. Janeway 2006-5-28 8649 Butte Northern High Sierra Nevada Foothills. Serpentine outcrop along west side of Lunt Road 1.0 km southwest of Hwy 70. 495 Comment
  GH414373  Calycadenia oppositifolia L. S. Rose 1955-6-15 55106 Unknown 3 mi. e. of Pentz, canyon W. branch of N. fork of Feather River 182 Comment
  GH414377  Calycadenia oppositifolia J. T. Howell 1962-6-16 37623 Unknown Serpentine, Nelson Bar 213 Comment
  JEPS105637  Calycadenia oppositifolia L. P. Janeway, John Hunt 2003-6-20 7854 Butte Northern Sierra Nevada Foothills. Along west edge of West Branch Feather River arm of Lake Oroville, 755 m north of Lime Saddle 277 Comment
  JEPS20316  Calycadenia oppositifolia Lewis S. Rose 1955-6-15 55106 Butte 3 mi e Pentz; West Branch of North Fork of Feather River 182 Comment
  JEPS98426  Calycadenia oppositifolia Lowell Ahart 2000-5-31 8415 Butte 3 mi SE of Paradise (serpentine ridge, 200 yds E of where Kunkle Creek enters Lake Oroville, E of the Kunkle Power House) 335 Comment
  RSA107429  Calycadenia oppositifolia L. S. Rose 1955-6-15 s.n. Butte 3 miles E of Pentz, Canyon of W Branch of N Fork of Feather River 183 Comment
  RSA584737  Calycadenia oppositifolia J. T. Howell 1955-6-15 s.n. Butte West Branch of North Fork of Feather River. 183 Comment
  RSA712871  Calycadenia oppositifolia L. P. Janeway 2006-5-28 8649 Butte Northern Sierra Nevada Foothills Along west side of Lunt Road. 1.0 km. southwest of Highway 70. NAD83 495 Comment
  UC1094002  Calycadenia oppositifolia Lewis S. Rose 1955-6-15 55106 Butte 3 mi e of Pentz (canyon of W Branch of N. Fork of Feather River); N. Fork of Feather River 182 Comment
  UC1748340  Calycadenia oppositifolia L. P. Janeway 1999-10-15 6628 Butte 0.25 mi N-NW of Lime Saddle (between Nelson Bar Road and Lake Oroville); Northern Sierra Nevada Foothills 281 Comment
  UC88992  Calycadenia oppositifolia Mrs. R. M. Austin May 1883 Butte Comment
  UCD129789  Calycadenia oppositifolia M. Vincent 1963-6-6 374 Butte 1 mile west in Mt. Meadow from Nelson Bar Road. Comment
  CHSC84753  Calycadenia truncata L. P. Janeway; John Hunt 2003-6-20 7857 Butte Northern Sierra Nevada Foothills. Serpentine outcrops on west side of West Branch Feather River arm of Lake Oroville, half way between Lime Saddle and Cape Horn. 296 Comment
  JEPS105683  Calycadenia truncata L. P. Janeway and John Hunt 2003-6-20 7857 Butte Northern Sierra Nevasda Foothills; W side of West Branch Feather River arm of Lake Oroville, half way between Lime Saddle and Cape Horn 296 Comment
  CHSC174  Calycanthus occidentalis Agnes Riker 1897-5-1 Butte Comment
  CHSC94936  Calycanthus occidentalis K. Lang 2005-5-5 11 Butte Lime Saddle Boat Launch, near Oroville. 279 Comment
  POM370298  Calycanthus occidentalis M. M. Boney 1897-1 1724 Butte [No locality information provided] Comment
  UC1933428  Calystegia occidentalis subsp. fulcrata T. A. Ranker and P. G. Trapp 1994-6-17 1614 Butte Pence Road, south of Paradise (Cherokee quad. 7.5 mim topographic map) 396 Comment
  SD8269  Cardamine californica Mrs. R. M. Austin 1883-1 Butte Comment
  CHSC34479  Cardamine oligosperma M. S. Taylor 1975-4-26 521 Butte On e side of Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi se of Paradise. 609 Comment
  CHSC61208  Cardamine oligosperma Vernon H. Oswald; Lowell Ahart 1993-3-24 5246 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. 262 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
  CHSC27943  Cardamine pachystigma var. dissectifolia M. S. Taylor 1979-3-20 1946 Butte Ca. 1 mi n of jct of north fork Feather River and Hwy 70 along an old road, ca. 10 mi n of Oroville. 304 Comment
  CAS-BOT-BC34955  Carex densa L. P. Janeway 1988-6-25 2855 Butte Ridgetop above Clark Road (Hwy 191) 4.9 miles N of Durham-Pentz Road. 381 Comment
  CHSC52853  Carex densa L. P. Janeway 1987-5-20 2057 Butte Near Gold Flat and Hodap Creek; jct of Lunt Road and Nelson Bar Road. 457 Comment
  CHSC68373  Carex densa L. P. Janeway 1996-5-27 4984 Butte South side of Lunt Road, 300 ft east of Nelson Bar Road. Between Lunt Road and a branch of Hodapp Creek. 457 Comment
  UCR7845  Carex dudleyi Marilyn Malin 1968-4-19 245 Butte W side of Cherokee Road, c. 2 mi south of Cherokee, & 100 yards east of the Cherokee Graveyard 405 Comment
  CHSC111132  Carex feta Lowell Ahart 2012-6-2 18138 Butte Along a small stream, west of a poor dirt road, about 40 yards north of Truex Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oriville. 286 Comment
  CHSC33860  Carex feta J. D. Jokerst 1981-5-6 1306 Butte N of and adjacent to Yankee Hill Rd ca. 300 m SE of its' junction with Hwy 70 (northern most junction). Comment
  JEPS120089  Carex feta Lowell Ahart 2012-6-2 18138 Butte About 40 yards north of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  UCR7833  Carex feta Marilyn Malin 1968-4-19 246 Butte W side of Cherokee Road, c. 2 mi south of Cherokee, & 100 yards east of the Cherokee Graveyard 405 Comment
  CHSC30507  Carex nudata J. D. Jokerst 1980-3-15 477 Butte Jct of Clear Cr and Clear Creek Cemetary Rd. 121 Comment
  CHSC44951  Carex praegracilis L. P. Janeway 1987-5-20 2056 Butte Near Gold Flat and Hodap Cr and the jct of Lunt and Nelson Bar Roads. 457 Comment
  CHSC47132  Carex praegracilis L. P. Janeway 1987-5-20 2058 Butte Near Gold Flat, Hodap Cr, jct of Lunt Rd and Nelson Bar Rd. 457 Comment
  CHSC68376  Carex praegracilis L. P. Janeway 1996-5-27 4982 Butte South side of Lunt Road, 300 ft east of Nelson Bar Road. Between Lunt Road and a branch of Hodapp Creek. 457 Comment
  CHSC838  Cassia covesii 1932-6-26 Butte Comment
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Apr 2 2012
  CAS-BOT-BC249114  Castilleja affinis A. A. Heller 1919-4-12 13101 Butte Cherokee Mine Comment
  CAS-BOT-BC249118  Castilleja affinis Lowell Ahart 1989-5-10 6222 Butte Near Lake Oroville, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville 289 Comment
  CHSC46408  Castilleja affinis Lowell Ahart 1989-5-10 6222 Butte Near Lake Oroville, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville. 289 Comment
  SEINET263349 Image available Castilleja affinis Lowell Ahart 1989-5-10 6222 Butte About 1/10 mile NW of the West Branch Bridge across Lake Oroville 290 Comment
  UCR71532  Castilleja affinis Rimo Bacigalupi, G. Thomas Robbins, Francia Chisaki 1956-4-19 5602 Butte Sierra Nevada Mtns. Foothills, along Nelson Bar Road, 1.5 mi. S. and above bridge across West Branch of Feather River, on the north side of the canyon and only 0.3 mi below and north of jct with the Pentz-Magalia Road 305 Comment
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Oct 10 2010
  CDA42889  Castilleja affinis subsp. affinis L. Ahart 2012-6-2 18127 Butte Along the sides of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  CHSC111969  Castilleja affinis subsp. affinis Lowell Ahart 2012-6-2 18127 Butte Along the sides of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. 286 Comment
  JEPS119872  Castilleja affinis subsp. affinis Lowell Ahart 2012-6-2 18127 Butte Along the sides of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  JEPS3015  Castilleja affinis subsp. affinis Barbara Gail Paulson 1952-4-11 3 Butte near Cherokee 365 Comment
  RSA795885  Castilleja affinis subsp. affinis L. Ahart 2012-6-2 18127 Butte Along the sides of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. 287 Comment
  UC726977  Castilleja affinis subsp. affinis A. A. Heller 1941-4-12 16066 Butte 2 mi above Pentz (Pentz-Paradise Grade) Comment
  CHSC90099  Castilleja applegatei Suzanne Hermansen 1991-4-20 21 Butte Ca. 4 mi nw of Cherokee. 2 1/4 mi ne of jct of Pentz Magalia Hwy and Hwy 70. Roadside cut. 304 Comment
  RSA425918  Castilleja applegatei subsp. pinetorum Francis W. Pennell, A. A. Beetle 1940-6-5 25685 Butte Route 24. Along Feather River, above Oroville, in Lassen Nat. Forest. 549 Comment
  UC1012161  Castilleja applegatei subsp. pinetorum F. W. Pennell and A. A. Heller 1940-6-5 25685 Butte above Oroville (Route 24, along the Feather River); Lassen National Forest, Feather River 548 Comment
  CHSC62584  Castilleja attenuata L. P. Janeway 1993-5-2 4339 Butte Adjacent to serpentine rocky outcrop narrow ridge, south of Serpentine Point and above Hwy 70. 518 Comment
  UC673463  Castilleja attenuata H. L. Mason 1927-5-10 3715 Butte ne of Oroville (Cherokee Mine) Comment
  CHSC1828  Castilleja exserta E. Canfield 1904-4-23 Butte 76 Comment
  UC1012496  Castilleja pruinosa F. W. Pennell and A. A. Heller 1940-6-5 25676 Butte above Oroville (Route 24, along Feather River); Feather River 91 Comment
  SFV10456  Castilleja rubicundula subsp. lithospermoides M. L. Vincent 1968-6-5 775 Butte 1 mile south of Cherokee on road to Oroville. Roadside at old Campbell Ranch. 410 Comment
  SFV3409  Castilleja rubicundula subsp. lithospermoides M. L. Vincent 1962-4-17 201 A Butte Sierra Nevada At Pentz and Nelson Bar Roads. 5 miles south of Paradise. 330 Comment
  CHSC1727  Castilleja subinclusa E. Stilson 1897-5-1 Butte Comment
  RSA181783  Ceanothus cordulatus H. F. Copeland 1927-9-2 232 Butte [Unspecified] Comment
  CAS-BOT-BC48811  Ceanothus cuneatus Lowell Ahart 1985-3-4 4845 Butte Near Kunkle Res., about 2 miles south of Paradise 550 Comment
  CHSC3150  Ceanothus cuneatus 1966-4-23 Butte 4 miles E. of highway to Quincy on Pentz Road. Comment
  CHSC32656  Ceanothus cuneatus M. S. Taylor; L. Hanson 1981-3-16 3410 Butte Shaded embankment, e side of Truex Rd, ca. 1/2 mi s of its jct with Hwy 70, ca. 7 mi n of Oroville. 304 Comment
  CHSC3611  Ceanothus cuneatus R. Jaegel 1966-2-21 29 Butte Collected 10 miles east of Durham Cemetary, in a meadow on the floor of the valley. Comment
  CHSC40338  Ceanothus cuneatus Lowell Ahart 1985-3-4 4845 Butte Found growing on red rocky soil near Kunkle Res., about 2 miles south of Paradise. 550 Comment
  CHSC40677  Ceanothus cuneatus Ahart; Jokerst 1985-3-24 4865 Butte Found growing on damp bare serpentine west of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 550 Comment
  UCD111787  Ceanothus cuneatus M. S. Taylor; L. Hanson 1981-3-16 3410 Butte E side of Truex Road, 1/2 mile south of its junction with Highway 70, 7 miles north of Oroville. 304 Comment
  CHSC23697  Ceanothus integerrimus M. S. Taylor 1976-5-5 1107 Butte Abundant ca. 15 ft n of Hwy 70, at Jarbo Gap, ca. 15 mi ne of Oroville. 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
  SEINET267155  Ceanothus integerrimus T. A. Ranker, P. G. Trapp 1994-6-17 1620 Butte Pence Road south of Paradise. 395 Comment
  UC1070736  Ceanothus integerrimus C. G. Albertus 1933-6-26 35 Butte 2 mi e Paradise; Chico quad. 152 Comment
  CAS-BOT-BC50712  Ceanothus integerrimus var. macrothyrsus Lowell Ahart 1985-3-4 4844 Butte Near Kunkle Res., about 2 miles south of Paradise. 550 Comment
  CHSC40342  Ceanothus integerrimus var. macrothyrsus Lowell Ahart 1985-3-4 4844 Butte Near the edge of Kunkle Res., about 2 miles south of Paradise. 550 Comment
  CAS-BOT-BC51146  Ceanothus lemmonii John Thomas Howell 1955-6-15 30482 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CAS-BOT-BC51727  Ceanothus lemmonii H. L. Mason 1927-5-19 3714 Butte Cherokee mine, Table Mountain Northeast of Oroville Comment
  RSA126019  Ceanothus lemmonii E. K. Balls 1957-5-22 22508 Butte Hwy 40 , 18 miles NE from Oroville 701 Comment
  UC634987  Ceanothus lemmonii H. L. Mason 1927-5-19 3714 Butte ne Oroville (Cherokee Mine.); Table Mt. Comment
  SEINET194885  Ceanothus prostratus A. A. Heller 1949-4-10 15371 Butte unspecified 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
  CDA34188  Centaurea maculosa Ed Finley 2010-6-2 PDR# 1303791 Butte Paradise; Horning Ranch, Edgewood Lane. 0 Comment
  CDA18893  Centaurea melitensis H. D. Riley 1999-6-2 PDR 1145795 Butte vicinity of Oroville appr. 1/3 mile SW of intersection of Pentz-Magalia Hwy and Hwy 70. 0 Comment
  CHSC35752  Centaurea melitensis R. E. Preston 1982-6-2 292 Butte Ca. 0.7 mi ne of Lime Saddle Powerhouse, ca. 4.5 mi se of Paradise. 365 Comment
  CHSC78120  Centaurea melitensis Lowell Ahart 2000-5-31 8414 Butte A serpentine ridge, about 200 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 335 Comment
  JEPS98599  Centaurea melitensis Lowell Ahart 2000-5-31 8414 Butte 3 mi SE of Paradise (a serpentine ridge 200 yards E of where Kunkle Creek enters Lake Oroville, E of Kunkle Power House) 335 Comment
  JEPS98719  Centaurea melitensis Lowell Ahart 2000-5-31 8414 Butte 3 mi SE of Paradise (a serpentine ridge 200 yards E of where Kunkle Creek enters Lake Oroville, E of Kunkle Power House) 335 Comment
  SFV3800  Centaurea solstitialis M. L. Vincent 1960-7-12 95 Butte Sierra Nevada 4 miles south of Paradise. Nelson Bar Road, off Pentz Road, near flume. 300 Comment
  SFV2768  Centaurium venustum M. L. Vincent 1960-7-18 109 Butte Sierra Nevada 4 miles south of Paradise at small reservoir, 0.25 miles off Pentz Road. 450 Comment
  SFV5834  Centaurium venustum M. L. Vincent 1968-6-5 766 Butte 1 mile south of Cherokee on road to Oroville. Roadside at old Campbell Ranch. 410 Comment
  CAS-BOT-BC288535  Centromadia fitchii H. F. Copeland 1937-7-30 1645 Butte Near Pentz Comment
  CHSC21039  Centromadia fitchii M. S. Taylor 1975-10-4 950 Butte On e side of Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  CHSC59505  Centromadia fitchii Lowell Ahart 1992-9-9 6921 Butte Below the high water line of Lake Oroville, about 1/2 mile south-east of Kunkle Reservoir. 243 Comment
  JEPS5013  Centromadia fitchii H. F. Copeland 1645 Butte near Pentz Comment
  SBBG19383  Centromadia fitchii H. F. Copeland 1937-7-30 1645 Butte near Pentz Comment
  UC1594735  Centromadia fitchii Lowell Ahart 1992-9-9 6921 Butte about 0.5 mi se Kunkle Reservoir (Lake Oroville below the high water line); Lake Oroville 243 Comment
  UC754006  Centromadia fitchii H. F. Copeland 1937-7-30 1645 Butte near Pentz Comment
  CHSC61209  Cerastium glomeratum Vernon H. Oswald; Lowell Ahart 1993-3-24 5238 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. 243 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
  CHSC21067  Ceratophyllum demersum M. S. Taylor 1975-10-4 960 Butte In Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. Comment
  CHSC3531  Cercis occidentalis John Francis 1966-4-6 92 Butte 2.3 miles from intersection of Pentz-Magalia Rd. and Nelson Bar Rd., on Nelson Bar Rd. Comment
  JEPS43470  Cercis occidentalis Joan O. Danielson 1966-4-6 37 Butte steep slope 800 ft above Nelson's Bar 609 Comment
  RSA405399  Cercis occidentalis M. M. Boney 1897-1 1897 Butte [No location data on label] Comment
  CAS-BOT-BC137002  Cercocarpus betuloides var. betuloides Lowell Ahart 1985-3-4 4843 Butte Near Kunkle Res., about 2 miles south of Paradise 550 Comment
  CHSC40326  Cercocarpus betuloides var. betuloides Lowell Ahart 1985-3-4 4843 Butte Near Kunkle Red., about 2 miles south of Paradise. 550 Comment
  SEINET267157  Cercocarpus betuloides var. betuloides T. A. Ranker, PG Trapp 1994-6-17 1624 Butte Pence Road south of Paradise; Cherokee quad. 7.5 min topographic map; along road 395 Comment
  CHSC30415  Chaenactis glabriuscula var. heterocarpha R. Banchero 1980-5-4 50 B Butte N of Hwy 70 crossing of Lake Oroville St. Rec. Area, 1/4 mi north of jct Lunt Rd and Hwy 70. 609 Comment
  CHSC35668  Chaenactis glabriuscula var. heterocarpha R. E. Preston 1982-4-22 259 Butte 100 ft n of Lake Oroville, ca. 0.9 mi ne of Lime Saddle Powerhouse, ca. 4.5 mi se of Paradise. 289 Comment
  CHSC40473  Chaenactis glabriuscula var. heterocarpha Lowell Ahart 1985-5-15 4968 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  CHSC49825  Chaenactis glabriuscula var. heterocarpha Vernon Oswald 1990-4-4 4149 Butte Lime Saddle Recreation Area on the West Branch of Lake Oroville, ca. 0.2 mi ne of Nelson Bar Launch, ca. 0.2 mi se of Lime Saddle Powerhouse. 304 Comment
  CHSC50100  Chaenactis glabriuscula var. heterocarpha Vernon Oswald 1990-4-24 4171 Butte Lime Saddle Recreation Area on the West Branch of Lake Oroville, ca. 0.2 mi northeast of Nelson Bar Launch, ca. 0.2 mi east of Lime Saddle Powerhouse. 286 Comment
  CHSC78121  Chaenactis glabriuscula var. heterocarpha Lowell Ahart 2000-5-31 8413 Butte A serpentine ridge, about 200 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 335 Comment
  CHSC86851  Chaenactis glabriuscula var. heterocarpha L. P. Janeway; Gail Kuenster, Shirley Innecken 2003-5-14 7787 Butte Northern Sierra Nevada Foothills. West side of West Branch Feather River arm of Lake Oroville, 680 m southwest of Cape Horn. 314 Comment
  JEPS98427  Chaenactis glabriuscula var. heterocarpha Lowell Ahart 2000-5-31 8413 Butte 3 mi SE of Paradise (a serpentine ridge 200 yards E of where Kunkle Creek enters Lake Oroville, E of Kunkle Power House) 335 Comment
  CAS-BOT-BC277631  Chaenactis glabriuscula var. megacephala Lowell Ahart 1985-5-15 4968 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill 550 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
  CDA4787  Chamaesyce maculata L. Ahart 2000-11-4 8717 Butte On the west side of Highway 70, about 50 yards north of Rich Gulch Road, about 1 miles north of the West Branch Bridge across Lake Oroville, about 5 miles (air) southeast of Paradise. Comment
  CHSC79023  Chamaesyce maculata Lowell Ahart 2000-11-4 8717 Butte On the west side of Highway 70, about 50 yards north of Rich Gulch Road, about 1 mile north of the West Branch Bridge across Lake Oroville, about 5 miles (air) southeast of Paradise. 335 Comment
  JEPS102333  Chamaesyce maculata Lowell Ahart 2000-11-4 8717 Butte 1 mi N of West Branch Bridge (Hwy 70) across Lake Oroville (W side of hwy, 1 mi N of bridge, 50 yds. N of Rich Gulch Rd.) 335 Comment
  CHSC40657  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 1985-10-12 5200 Butte On the side of the boat ramp, at the end of Nelson Bar Road, about 1 mile south of Kunkle Reservoir, about 3 miles south of Paradise. 301 Comment
  CHSC51261  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 1990-10-21 6637 Butte Below the high water line of Lake Oroville, about 1 mile north of Nelson Bar Road, about 1/2 mile west of Gold Flat. 213 Comment
  CHSC97689  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2007-11-3 14564 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS114994  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2007-11-3 14564 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  RSA726434  Chamaesyce serpillifolia subsp. serpillifolia L. Ahart 2007-11-3 14564 Butte About 3/4 mile east of the Power House below Kuncke Reservoir, about 1.25 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  UC1563272  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 1990-10-21 6637 Butte 1/2 mi W of Gold Flat (Lake Oroville, about 1 mi N of Nelson Bar Road) 213 Comment
  CAS-BOT-BC69474  Cheilanthes cooperae M. S. Taylor 1979-3-20 1956 Butte N. Fork of feather River, ca. 3 mi. n. of jct. of Feather River and Hwy 70, ca. 10 mi. n. of Oroville. 304 Comment
  CAS-BOT-BC69475  Cheilanthes cooperae M. S. Taylor 1980-4-16 2484 Butte Lake Oroville State Recreation Area, ca 1/2 mi. se. of Parish Camp, just s. of Lime Saddle memorial park, ca. 5 mi. s. 304 Comment
  CHSC25279  Cheilanthes cooperae K. R. Stern 1977-1-15 Butte Along branch of Feather River, n of Limesaddle. Comment
  CHSC27948  Cheilanthes cooperae M. S. Taylor 1979-3-20 1956 Butte Along north fork of Feather River, ca. 3 mi n of jct of Feather River and Hwy 70, ca. 10 mi n of Oroville. 304 Comment
  CHSC32831  Cheilanthes cooperae W. Michael Foster 1981-4-22 8 Butte Adjacent to s shore of Oroville Reservoir, ca. 1 mi w of Hwy 70 and ca. 6 mi se of Paradise. 289 Comment
  JEPS114998  Chenopodium pumilio Lowell Ahart 2007-11-3 14566 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  RSA726435  Chenopodium pumilio L. Ahart 2007-11-3 14566 Butte About 3/4 mile east of the Power House below Kuncke Reservoir, about 1.25 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  UC1713741  Chenopodium pumilio Daniel Cleveland Aug. 1882 Butte West Branch Comment
  UCD59685  Chloris virgata Morton D. Morse 1955-8-19 s. n. Butte foothills near Pentz. Comment
  CHSC2255  Chlorogalum pomeridianum M. Underhill 1952-7-7 Butte 609 Comment
  JEPS55718  Chlorogalum pomeridianum var. pomeridianum Theodore Niehaus 1968-5-26 822 Butte on Pentz Road ca 1/4 mi w Pentz Comment
  CHSC45495  Chorizanthe polygonoides Lowell Ahart 1979-5-7 1862 Butte East of Kunkle Creek, about 1/8 mile north-east of Kunkle Reservoir, about 2 1/2 miles south-east of Paradise. 472 Comment
  CAS-BOT-BC252835  Chorizanthe polygonoides var. polygonoides Lowell Ahart 1979-5-7 s.n. Butte 2 1/2 mi. SE of Paradise 472 Comment
  CHSC27930  Chorizanthe polygonoides var. polygonoides M. S. Taylor; J. T. Howell 1975-4-26 510 Butte Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi se of Paradise. 609 Comment
  CHSC29834  Chorizanthe polygonoides var. polygonoides M. S. Taylor; R. S. Schlising, L. Ahart 1980-5-31 2756 Butte E side of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 3 mi s of Paradise. 441 Comment
  CHSC39935  Cicendia quadrangularis M. S. Taylor; L. Ahart, J. Jokerst 1984-4-6 5398 Butte Ca. 0.5 mi N of Kunkle Reservoir, on E side of Pentz-Magalia Hwy, ca. 3 mi S of Paradise. Comment
  CAS-BOT-BC285526  Cirsium occidentale var. candidissimum John Thomas Howell 1955-6-15 30485 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CAS-BOT-BC288039  Cirsium occidentale var. venustum John Thomas Howell 1962-6-15 37430 Butte 4 miles from Paradise on road to Oroville 106 Comment
  CAS-BOT-BC288040  Cirsium occidentale var. venustum John Thomas Howell 1962-6-15 37430 Butte 4 miles from Paradise on road to Oroville 106 Comment
  CHSC1094  Clarkia arcuata R. Carter 1964-5-1 74 Butte 5 mi. E of Chico Rd. on Cherokee Rd. ca. 1/4 mi. W of road. 60 Comment
  CHSC35133  Clarkia concinna subsp. concinna R. A. Schlising 1980-5-23 3593 Butte N of Lake Oroville, along Nelson Bar Road, 2.3 mi w of Highway 70, via Lunt Road. Comment
  CHSC1102  Clarkia gracilis subsp. albicaulis M. Underhill 1952-7-2 Butte 304 Comment
  CHSC35137  Clarkia gracilis subsp. albicaulis R. Schlising; R. Banchero 1980-6-24 3779 Butte N of Oroville, 0.7 mile NW of Hwy 70 along Lunt Road (= 0.2 mile from junction with Nelson Bar Road). Comment
  CHSC88647  Clarkia gracilis subsp. albicaulis Linnea Hanson 1994-6-13 350 Butte Plumas National Forest. Lunt Road, northeast side. 487 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
  CHSC70740  Clarkia mosquinii L. P. Janeway 1994-6-23 4671 Butte Pinkston Canyon Road about 400 ft east of Concow Road. Southwest-facing road cutbank. 563 Comment
  SFV10918  Clarkia purpurea M. L. Vincent 1968-6-5 774 Butte 1 mile south of Cherokee on road to Oroville. Roadside at old Campbell Ranch. 410 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-BC163652  Clarkia purpurea subsp. quadrivulnera John Thomas Howell 1962-6-16 37599 Butte Feather River West Branch sw. of Nelson Bar 304 Comment
  CAS-BOT-BC163654  Clarkia purpurea subsp. quadrivulnera Lowell Ahart 1989-5-10 6224 Butte At the end of the dirt road that leads to Lake Oroville, about 1/12 mile north-west of the West Branch Bridge across Lake Oroville 280 Comment
  CAS-BOT-BC163657  Clarkia purpurea subsp. quadrivulnera Lowell Ahart 1985-5-15 4978 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill 550 Comment
  CHSC40773  Clarkia purpurea subsp. quadrivulnera Lowell Ahart 1985-5-15 4978 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  CHSC46387  Clarkia purpurea subsp. quadrivulnera Lowell Ahart 1989-5-10 6224 Butte At the end of the dirt road that leads to Lake Oroville, about 1/12 mile north-west of the West Branch Bridge across Lake Oroville. 280 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
  CAS-BOT-BC164776  Clarkia rhomboidea Lowell Ahart 1979-5-29 s.n. Butte 2 1/2 mi se of Paradise 500 Comment
  CHSC43559  Clarkia rhomboidea Lowell Ahart 1979-5-29 1910 Butte Near the edge of a dirt road, about 1/2 mile east of Kunkle Creek and Kunkle Reservoir, about 2 1/2 miles south-east of Paradise. 457 Comment
  UC725286  Clarkia rhomboidea A. A. Heller 1937-5-31 Butte Yankee Hill Jarper Pass Comment
  CAS-BOT-BC165438  Clarkia unguiculata Lowell Ahart 1989-5-31 6333 Butte North of the end of Truex Road, near Lake Oroville, about 1/4 mile north-west of the West Branch Bridge across Lake Croville 304 Comment
  CHSC46494  Clarkia unguiculata Lowell Ahart 1989-5-31 6333 Butte On the west side of a small stream, north of the end of Truex Road, near Lake Oroville, about 1/4 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  CAS-BOT-BC439111  Claytonia exigua subsp. exigua Ahart; Jokerst 1985-3-24 4859 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill 550 Comment
  CHSC40613  Claytonia exigua subsp. exigua Ahart; Jokerst 1985-3-24 4859 Butte Found growing on damp bare broken disturbed serpentine west of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 550 Comment
  CHSC59334  Claytonia parviflora J. L. Guardino 1992-4-16 7 Butte Paradise, 1/4 mi s of Circle Dr. terminus. 487 Comment
  CAS-BOT-BC439429  Claytonia parviflora subsp. parviflora A. A. Heller 1919-4-12 13100 Butte Cherokee Mine Comment
  CHSC32674  Claytonia parviflora subsp. parviflora M. S. Taylor; L. Hanson 1981-3-16 3412 Butte shaded embankment, e side of Truex Rd, ca. 1/2 mi s of its jct with Hwy 70, ca. 7 mi n or Oroville. 304 Comment
  CHSC40612  Claytonia rubra subsp. rubra L. Ahart; J. Jokerst 1985-3-24 4861 Butte Found growing on damp bare broken disturbed serpentine west of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 550 Comment
  CHSC52782  Clematis lasiantha Neal Schaeffer 1982-4-18 10 Butte Between Pentz Rd and Kunkle Reservoir, ca. 20 m from road, 50 m n of reservoir access road. 450 Comment
  SEINET267150  Clematis lasiantha T. A. Ranker, P. G. Trapp 1994-6-17 1613 Butte Pence Road south of Paradise. 395 Comment
  SFV1259  Clematis lasiantha M. L. Vincent 1960-1 97 Butte Comment
  UC135532  Clematis lasiantha Mrs. R. M. Austin May 1896 758 Butte Comment
  UC1876148  Clematis lasiantha T. A. Ranker and P. G. Trapp 1994-6-17 1613 Butte Pence Road, south of Paradise (Cherokee quad. 7.5 mim topographic map) 396 Comment
  CHSC29820  Collinsia sparsiflora M. S. Taylor 1980-4-16 2482 Butte Lake Oroville State Recreation Area, Parish Camp (about 1/2 s of it), just south of Lime Saddle Memorial Park, ca. 5 mi s of Paradise. 304 Comment
  SD6961  Collinsia sparsiflora Mrs. R. M. Austin 1883-1 Butte Butte Co. Comment
  POM252814  Collinsia sparsiflora var. bruceae A. A. Heller 1938-4-23 15053 Butte On Highway #24 near the summit above the junction with the Yankee Hill road. 610 Comment
  CHSC46087  Collinsia sparsiflora var. collina Lowell Ahart 1989-3-25 6198 Butte Along an old road to Lake Oroville, near Lake Oroville, about 1/4 miles north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  JEPS6659  Collinsia sparsiflora var. collina A. A. Heller 1938-4-23 15053 Butte Near oak trees on Highway #24 near the summit above the junction with the Yankee Hill road. Arid Transition Zone. 609 Comment
  CHSC40882  Collinsia tinctoria Lowell Ahart 1985-5-15 4977 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  CHSC44726  Collinsia tinctoria R. Banchero 1980-6-19 253 Butte Along Concow Rd 1.1 mi N of its jct with Hwy 70, 0.1 mi N of the town of Concow. 554 Comment
  CHSC40475  Conyza floribunda Lowell Ahart 1985-1-27 4836 Butte Along the road at Kunkle Res., about 2 miles south of Paradise. 550 Comment
  A385429  Cornus nuttallii H. F. Copeland 1932-7-18 Unknown Near West Branch Comment
  UC482954  Cornus nuttallii H. F. Copeland 1932-7-18 Butte near West Branch Comment
  JEPS46188  Cornus sessilis Duncan Dunning 1921-8-1 Butte Big Chico Creek near West Branch; Big Chico Creek near West Branch 792 Comment
Read comments
Jun 21 2007
  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
  CHSC309  Cotula coronopifolia V. Holt 1936-3-30 Butte Near Cherokee. 396 Comment
  CHSC29771  Crassula aquatica M. S. Taylor; R. A. Schlising, L. Ahart 1980-5-31 2762 Butte E side of Kunkle Reservoir, ca. 1/4 mi e if Pentz-Magalia Hwy, ca. 3 mi s of Paradise. 441 Comment
  CAS-BOT-BC427916  Crassula connata Ahart; Jokerst 1985-3-24 4853 Butte Serpentine Point, west of Yankee Hill 550 Comment
  CHSC28639  Crassula connata M. S. Taylor 1979-3-31 1972 Butte Jct of Pentz-Magalia Rd and Pentz Rd, se corner, ca. 1/4 mi w of Hwy 70, ca. 22 mi n of Oroville. 198 Comment
  CHSC40608  Crassula connata Ahart; Jokerst 1985-3-24 4853 Butte Serpentine Point, West of Yankee Hill. 550 Comment
  SD116540  Crassula solieri Barbara Ertter, Jeff Strachan, et al. 1980-5-7 3302 Butte North Table Mountain 5.0 miles north of Oroville. 395 Comment
  CHSC28638  Crassula tillaea M. S. Taylor 1979-3-31 1972 1/2 Butte Jct of Pentz-Magalia Rd and Pentz Rd, se corner, ca. 1/4 mi w of Hwy 70, ca. 22 mi n of Oroville. 198 Comment
  CHSC31173  Crassula tillaea M. S. Taylor 1980-4-16 2492 Butte Lake Oroville State Recreation Area, ca. 1/4 mi s of Parish Camp just s of Lime Saddle Memorial Park, ca. 5 mi s of Paradise. 304 Comment
  CHSC62545  Crassula tillaea L. P. Janeway 1993-5-2 4342 Butte Gravelly roadside of Yankee Hill Road at Hwy 70, across Hwy 70 from Serpentine Point. 487 Comment
  CHSC111976  Crucianella angustifolia Lowell Ahart 2012-6-2 18132 Butte Along sides of Truex Road, west of intersection of Truex Road and Trevor Road, about 1/8 mile northwest of West Branch Bridge across Lake Oroville. 286 Comment
  CHSC46402  Crucianella angustifolia Lowell Ahart 1989-5-10 6209 Butte About 1/10 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  JEPS119877  Crucianella angustifolia Lowell Ahart 2012-6-2 18132 Butte Along the sides of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  JEPS28122  Crucianella angustifolia John Thomas Howell 1962-6-16 37612 Butte w of Nelson Bar (Feather River West Branch); Sierra Nevada 304 Comment
  CHSC116139  Crypsis schoenoides Lowell Ahart 2015-10-26 20601 Butte Strand of Lake Oroville, on west side of West Branch of Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC97688  Crypsis schoenoides Lowell Ahart 2007-11-3 14557 Butte Along a very small stream, below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS114997  Crypsis schoenoides Lowell Ahart 2007-11-3 14557 Butte Along a very small stream, below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  JEPS124349  Crypsis schoenoides Lowell Ahart 2015-10-26 20601 Butte About 1 mile (air) of southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  POM368338  Cryptantha circumscissa M. M. Boney 1897-1 4164 Butte [No locality information provided] Comment
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Sep 7 2010
  CHSC46753  Cryptantha flaccida Lowell Ahart 1984-5-19 4609 Butte On a small hill a little east of Kunkle Creek, about 1/2 mile north of Kunkle Reservoir, about 2 miles south of Paradise. 548 Comment
  CHSC29286  Cryptantha intermedia R. A. Schlising 1980-5-4 3579 Butte Along Lunt Road, 1/4 mi n of jct with Hwy 70, north of Hwy 70 crossing Lake Oroville. Comment
  CHSC40756  Cryptantha intermedia Lowell Ahart 1985-5-15 4966 Butte West of the Lunt Rd, about 1/2 mile north of the intersection of Lunt Rd, and Highway 70, north of Yankee Hill. 502 Comment
  CHSC62534  Cryptantha intermedia L. P. Janeway 1993-5-2 4337 Butte Sperpentine rocky outcrop narrow ridge, south of Serpentine Point and above Hwy 70. 518 Comment
  CHSC78128  Cryptantha intermedia Lowell Ahart 2000-5-31 8421 Butte A serpentine ridge, about 200 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 335 Comment
  JEPS98598  Cryptantha intermedia Lowell Ahart 2000-5-31 8421 Butte 3 mi SE of Paradise (a serpentine ridge, about 200 yds E of where Kunkle Creek enters Lake Oroville, E of the Kunkle Power House) 335 Comment
  UCD80136  Cryptantha intermedia CNPS SN Foothill Team 2006-5-23 SNNR 0789 a Butte BLM Parcels near Paradise. 520 Comment
  CHSC3331  Cunninghamia lanceolata Robert L. Smith 1966-4-1 65 Butte Lower Clark Rd., 3 miles W of Pearson Rd., Paradise. Comment
  NY16699  Cupressus macnabiana A. A. Heller 1918-5-5 13009 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
  NY16718  Cupressus macnabiana C. B. Wolf 1934-10-5 6161 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
  NY16719  Cupressus macnabiana C. B. Wolf 1934-10-5 6161 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
  NY16720  Cupressus macnabiana C. B. Wolf 1934-10-5 6160 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
  NY16721  Cupressus macnabiana C. B. Wolf 1934-10-5 6160 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
  NY43612  Cupressus macnabiana S. Bianco 1995-11-2 1048 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-BC224425  Cuscuta californica Lowell Ahart 1988-8-10 6170 Butte West of Lunt Road, about 1/2 mile north-west of Highway 70 548 Comment
  CHSC45036  Cuscuta californica Lowell Ahart 1988-8-10 6170 Butte West of Lunt Road, about 1/2 mile north-west of Highway 70. 548 Comment
  CHSC153  Cynoglossum grande J. Cowan 1947-3-9 Butte Cherokee. Along roadside. 365 Comment
  CHSC27949  Cynoglossum grande M. S. Taylor 1979-3-20 1943 Butte Ca. 1 mi n of jct of w br. Feather River and Hwy 70 along an old road, ca. 10 mi n of Oroville. 30 Comment
  CHSC3536  Cynoglossum grande John Francis 1966-4-6 80 Butte 0.3 mile from intersection of Pentz-Magalia Rd. and Nelson Bar Rd., on Nelson Bar Rd. Comment
  CHSC3573  Cynoglossum grande Judy Lee Potter 1966-2-26 Butte Nelson's Bar. West of Paradise. Comment
  CAS-BOT-BC190390  Cynosurus echinatus John Thomas Howell 1962-6-16 37603 Butte Sierra Nevada. Feather River West Branch southwest of Nelson Bar. 304 Comment
  CHSC111967  Cynosurus echinatus Lowell Ahart 2012-6-2 18142 Butte South edge of Truex Road, about 40 yards east of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. 306 Comment
  JEPS119884  Cynosurus echinatus Lowell Ahart 2012-6-2 18142 Butte South edge of Truex Road, about 40 yards east of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  CHSC116125  Cyperus erythrorhizos Lowell Ahart 2015-10-26 20596 Butte Strand of Lake Oroville, on the west side of the West Branch of the Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC51280  Cyperus erythrorhizos Lowell Ahart 1990-10-21 6640 Butte Below the high water line of Lake Oroville, about 1 mile north of Nelson Bar Road, about 1/2 mile west of Gold Flat. 213 Comment
  CHSC97763  Cyperus erythrorhizos Lowell Ahart 2007-11-3 14555 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS115040  Cyperus erythrorhizos Lowell Ahart 2007-11-3 14555 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  JEPS124351  Cyperus erythrorhizos Lowell Ahart 2015-10-26 20596 Butte About 1 mile (air) of southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  UC1563270  Cyperus erythrorhizos unknown 1990-10-21 6640 Butte ca. 1/2 mi. w. Gold Flat (ca. 1 mi. n. of Nelson Bar Rd., Lake Oroville); Lake Oroville 213 Comment
  CHSC116142  Cyperus niger Lowell Ahart 2015-10-26 20598 Butte Strand of Lake Oroville, on the west side of the West Branch of the Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC39406  Cyperus niger L. Ahart 1983-9-17 4432 Butte Ca. 1/8 mi ne of Kunkle Reservoir, south of Paradise. 182 Comment
  CHSC51282  Cyperus niger Lowell Ahart 1990-10-21 6639 Butte Below the high water line of Lake Oroville, about 1 mile north of Nelson Bar Road, about 1/2 mile west of Gold Flat. 213 Comment
  CHSC78282  Cyperus niger Lowell Ahart 2000-6-17 8482 Butte In seeps, about 1/4 mile northeast of Kunkle Reservoir, east of the Pentz Magalia Road, about 2 miles south of Paradise. 548 Comment
  CHSC97724  Cyperus niger Lowell Ahart 2007-11-3 14554 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS115055  Cyperus niger Lowell Ahart 2007-11-3 14554 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  JEPS124350  Cyperus niger Lowell Ahart 2015-10-26 20598 Butte About 1 mile (air) of southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  JEPS98603  Cyperus niger Lowell Ahart 2000-6-17 8482 Butte In seeps, ca 1/4 mile NE of Kunkle Reservoir, E of the Pentz Magalia Road, ca 2 miles S of Paradise. 548 Comment
  CHSC39400  Cyperus squarrosus L. Ahart 1983-9-17 4431 Butte Ca. 1/8 mi ne of Kunkle Reservoir, south of Paradise. 600 Comment
  UC116910  Cypripedium fasciculatum Mrs. R. M. Austin 1879-1 198 Butte Butte Valley Comment
  CHSC30519  Dactylis glomerata Sandra C. Morey 1980-4-19 67 Butte Paradise. Clark Road, ca. 2 mi. s of jctn with Pearson Road. Roadside next to field. 601 Comment
  CAS-BOT-BC189899  Danthonia californica Lowell Ahart 1979-6-9 s.n. Butte 2 miles southeast of paradise. 500 Comment
  CHSC6759  Danthonia unispicata V. Hagaman 1968-4-19 475 Butte Cherokee Village ca 200 yards E. of cemetary. Comment
  CAS-BOT-BC8570  Delphinium hansenii John Thomas Howell 1962-6-16 37602 Butte Feather River West Branch, southwest of Nelson Bar 304 Comment
  CHSC46501  Delphinium hansenii Lowell Ahart 1989-5-31 6328 Butte Along Truex Road, near Lake Oroville, about 1/4 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  CHSC78159  Delphinium hansenii subsp. hansenii Lowell Ahart 2000-5-31 8431 Butte Near the north shore line of Lake Oroville, about 50 yards east of the boat launch ramp, southeast of the Kunkle Power House, about 3 miles southeast of Paradise. 286 Comment
  CHSC2463  Delphinium patens subsp. patens R. Carter 1964-3-23 58 Butte 5 mi. E of Chico Rd. on Cherokee Rd. Ca. 200 yds. E of rd. along base of cliffs. 60 Comment
  CHSC61214  Delphinium patens subsp. patens Vernon H. Oswald; Lowell Ahart 1993-3-24 5236 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. 243 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
  CHSC62827  Delphinium variegatum Ella Icard 1993-6-9 Butte Comment
  CHSC52947  Delphinium variegatum subsp. variegatum B. Castro 1982-4-9 9 Butte On roadcut on s side of Hwy 70, ca. 5 mi from jct of Hwys 70 and 149, ca. 9 mi ne of Oroville. 146 Comment
  GH7415  Dendromecon leiophylla A. E. Bidwell 1879-05-01 - 1879-06-01 Unknown Cherokee Comment
  NY387586  Dendromecon leiophylla A. E. Bidwell 05 1879 s.n. Butte [illegible] Comment
  CAS-BOT-BC82874  Dendromecon rigida A. A. Heller 1938-6-14 15150 Butte On Highway #24 near the junction of the Yankee Hill road. Comment
  CAS-BOT-BC82881  Dendromecon rigida Benton Howard; C. R. Quick 1948-5-25 48 -01 Butte Along logging road, about half way between Stirling City and West Branch (of Feather River) bridge. Comment
  CHSC59332  Dendromecon rigida J. L. Guardino 1992-3-23 4 Butte Paradise. 1/4 mi s of Circle Dr. terminus. 481 Comment
  SEINET7073608  Dendromecon rigida A. G. Vestal 1955-5-20 s.n. Butte About 5.6 miles south of Magalia on the Pentz Road [Pentz - Magalia Highway]. UTM Zone 10, 6223320mE, 4398975mN. Coordinate datum: NAD27. Comment
  UC855062  Dendromecon rigida A. A. Heller 1938-6-14 15150 Butte along the Feather River Hwy near Yankee Hill Road (about 20 mi from Oroville) Comment
  CHSC6145  Deschampsia danthonioides E. Parreno 1968-4-19 70 Butte Cherokee rd. e of Cherokee cemetary. Comment
  SACT000938  Deschampsia elongata 1925-6-5 Butte No collector/determiner listed. Comment
  CHSC48253  Dianthus armeria subsp. armeria Vernon Oswald 1985-6-12 1828 Butte W side of Kunkle Reservoir se of Paradise. 445 Comment
  CHSC19643  Dicentra formosa Kingsley R. Stern 1966-4-14 Butte 15 mi. Comment
  CHSC635  Dicentra formosa R. Staley 1952-7-21 Butte 304 Comment
  CHSC40625  Dichelostemma capitatum subsp. capitatum Ahart; Jokerst 1985-3-24 4864 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 550 Comment
  CHSC90588  Dichelostemma capitatum subsp. capitatum L. Orme 1980-3-20 7 Butte Clark Road, 3.2 km. S. of Paradise. Found on hillside. 370 Comment
  JEPS26745  Dichelostemma multiflorum P. C. Hutchison 1961-6-9 2090 Butte 7 mi s Jarbos Gap (along U.S. Hwy 40 Alt., canyon of the North Fork of the Feather River); Canyon of the North Fork of the Feather River Comment
  CHSC82641  Dichelostemma volubile Tara Morgan 2002-5-7 54 Butte Within the burn area of the 2001 Yankee Hill Fire within the area of Yankee Hill along Yankee Hill Rd. off of Highway 70 east of Lake Oroville. 481 Comment
  CHSC116147  Digitaria sanguinalis Lowell Ahart 2015-10-26 20610 Butte Strand of Lake Oroville, on the west side of the West Branch of the Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC97734  Digitaria sanguinalis Lowell Ahart 2007-11-3 14568 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS115002  Digitaria sanguinalis Lowell Ahart 2007-11-3 14568 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  CHSC20519  Diplacus angustatus M. S. Taylor 1975-4-26 528 Butte In meadow ca. 1/4 mi ne of Kunkle Reservoir, ca. 1 mi s of Paradise. 609 Comment
  CHSC28641  Diplacus douglasii M. S. Taylor 1979-3-31 1973 Butte Jct of Pentz-Magalia Rd and Pentz Rd, ca. 1/4 mi w of Hwy 70, se corner, ca. 22 mi n of Oroville. 198 Comment
  CAS-BOT-BC150509  Diplacus grandiflorus F. W. Pennell; A. A. Heller 1940-6-5 25677 Butte Route 24, along Feather River, above Oroville 243 Comment
  CHSC110047  Diplacus grandiflorus Lowell Ahart 2012-6-2 18128 Butte Along the sides of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. 286 Comment
  CHSC1752  Diplacus grandiflorus H. Summers 1929-5-19 Butte Comment
  CHSC45720  Diplacus grandiflorus J. Marr 1988-4-8 13 Butte On e side of Hwy 70, 16 mi n of Oroville. 304 Comment
  CHSC94933  Diplacus grandiflorus K. Lang 2005-5-5 42 Butte Lime Saddle Boat Launch, near Oroville. 279 Comment
  SBBG84691  Diplacus grandiflorus F. W. Pennell, A. A. Heller 1940-6-5 25677 Butte Feather River, above 10 to 12 mi above Oroville Comment
  CAS-BOT-BC153211  Diplacus kelloggii Rimo Bacigalupi 1962-6-16 s.n. Butte Nelson Bar 213 Comment
  CHSC61218  Diplacus kelloggii Vernon H. Oswald; Lowell Ahart 1993-3-24 5242 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
  CHSC90152  Diplacus kelloggii Terril Wolt 1970-3-4 2 Butte Found on north side of Concow Creek where it empties into Lake Oroville, 16 mi north of Oroville. Comment
  CHSC2256  Disporum hookeri N. Maxwell 1929-5-11 Butte Comment
  CHSC27955  Dodecatheon hendersonii M. S. Taylor 1979-3-20 1944 Butte Ca. 1 mi n of jct of north fork Feather River and Hwy 70 along an old road, ca. 10 mi n of Oroville. 304 Comment
  CHSC32673  Dodecatheon hendersonii M. S. Taylor; L. Hanson 1981-3-16 3405 Butte Shaded embankment, e side of Truex Rd, ca. 1/2 mi s of its jct with Hwy 70, ca. 7 mi n of Oroville. 304 Comment
  CHSC33355  Dodecatheon hendersonii Steven Azevedo 1980-3-23 2 Butte Corner of Pentz-Magalia Hwy. and Limesaddle Road, 3 mi. sw of Paradise. 304 Comment
  CHSC46085  Dodecatheon hendersonii Lowell Ahart 1989-3-25 6197 Butte Along an old road to Lake Oroville, near Lake Oroville, about 1/4 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  SD116534  Downingia cuspidata Barbara Ertter, Jeffrey Strachan and Lowell Ahart 1980-5-7 3311 Butte North Table Mountain, ca. 5.0 miles north of Oroville. 395 Comment
  CHSC62833  Downingia insignis Ella Icard 1893-1-1 Butte Comment
  CHSC27945  Dryopteris arguta M. S. Taylor 1979-3-20 1949 Butte Ca. 1 mile n of jct of north fork Feather River and Hwy 70 along an old road, ca. 10 mi n of Oroville. 304 Comment
  CAS-BOT-BC109477  Dudleya John Thomas Howell 1962-6-16 37597 Butte Sierra Nevada. Feather River West Branch southwest of Nelson Bar. 304 Comment
  CHSC111982  Dudleya cymosa subsp. cymosa Lowell Ahart 2012-6-2 18133 Butte Along the sides of Truex Road, w. of intersection of Truex Rd. and Trevor Rd., about 1/8 mi. NW of West Branch Bridge across Lake Oroville. 286 Comment
  CHSC97739  Dysphania ambrosioides Lowell Ahart 2007-11-3 14565 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  CHSC116141  Dysphania botrys Lowell Ahart 2015-10-26 20594 Butte Strand of Lake Oroville, on the west side of the West Branch of the Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  JEPS124253  Dysphania botrys Lowell Ahart 2015-10-26 20594 Butte About 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  CHSC116288  Dysphania pumilio Lowell Ahart 2015-10-25 20595 Butte Strand of Lake Oroville, on west side of West Branch of Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC40611  Dysphania pumilio Lowell Ahart 1985-10-12 5203 Butte Along the boat ramp, at the end of Nelson Bar Road, about 1 mile south of Kunkle Reserovir, about 3 miles south of Paradise. 301 Comment
  CHSC97729  Dysphania pumilio Lowell Ahart 2007-11-3 14566 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS124352  Dysphania pumilio Lowell Ahart 2015-10-26 20595 Butte About 1 mile (air) of southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  CAS-BOT-BC197099  Echinochloa crus-galli John Thomas Howell 1973-7-9 49686 Butte West Branch of Feather River on Feather River highway 304 Comment
  CHSC116150  Echinochloa crus-galli Lowell Ahart 2015-10-26 20602 Butte Strand of Lake Oroville, on west side of West Branch of Feather River, about 1mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC97687  Echinochloa crus-galli Lowell Ahart 2007-11-3 14558 Butte Along a very small stream, below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS114996  Echinochloa crus-galli Lowell Ahart 2007-11-3 14558 Butte Along a very small stream, below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  JEPS124347  Echinochloa crus-galli Lowell Ahart 2015-10-26 20602 Butte About 1 mile (air) of southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  CDA2010  Echinochloa crus-galli var. crus-galli J. Harroun 1958-9-16 1233 -58 Butte 0 Comment
  CDA1998  Echinochloa oryzicola J. Harroun 1958-9-16 1232 -58 Butte 0 Comment
  CHSC116144  Eleocharis bella Lowell Ahart 2015-10-26 20597 Butte ################ 207 Comment
  CHSC45168  Eleocharis bella Lowell Ahart 1984-5-7 4591 Butte Near Kunkle Creek and a new road, about 1/2 mile north of Kunkle Reservoir, about 2 mles south of Paradise. 548 Comment
  CHSC78183  Eleocharis bolanderi Lowell Ahart 2000-5-30 8410 Butte Near seeps, about 1/4 mile northeast of Kunkle Reservoir, east of the Pentz Magalia Road, about 2 miles south of Paradise. 548 Comment
  JEPS98443  Eleocharis bolanderi Lowell Ahart 2000-5-30 8410 Butte 2 mi S of Paradise (about 1/4 mi NE of Kunkle Reservoir, E of the Pentz Magalia Road) 548 Comment
  CHSC44956  Eleocharis macrostachya J. Bose 1982-4-26 426 Butte In ditch along Cherokee Rd ca 1 mi S of Cherokee (rd up Table Mtn). Comment
  CHSC68440  Eleocharis macrostachya L. P. Janeway 1996-5-27 4983 Butte South side of Lunt Road, 300 ft east of Nelson Bar Road. Between Lunt Road and a branch of Hodapp Creek. 457 Comment
  CHSC78289  Eleocharis macrostachya Lowell Ahart 2000-6-17 8481 Butte In seeps, about 1/4 mile northeast of Kunkle Reservoir, east of Pentz Magalia Road, about 2 miles south of Paradise. 548 Comment
  JEPS98604  Eleocharis macrostachya Lowell Ahart 2000-6-17 8481 Butte In seeps, ca 1/4 mile NE of Kunkle Reservoir, E of Pentz Magalia Road, ca 2 miles S of Paradise. 548 Comment
  CHSC56614  Eleocharis parishii L. P. Janeway 1988-6-25 2856 Butte Ridge top above Clark Road (Hwy 191) 4.9 mi north of Durham-Pentz Road. 381 Comment
  CHSC78197  Eleocharis parishii Lowell Ahart 2000-5-30 8409 Butte In bog like areas, seeps, about 1/4 mile northeast of Kunkle Reservoir, east of the Pentz Magalia road, about 2 miles south of Paradise. 548 Comment
  JEPS98597  Eleocharis parishii Lowell Ahart 2000-5-30 8409 Butte 2 mi S of Paradise (about 1/4 mi NE of Kunkle Reservoir, E of the Pentz Magalia Road) 548 Comment
  SEINET13711167  Eleocharis parishii Lowell William Ahart, Lowell William Ahart 2000-1 8409 Butte 2 Mi. S of Paradise (T22N, R4E, sec 31, NE 1/4) 1800 Ft. 549 Comment
  CHSC78200  Eleocharis quinqueflora Lowell Ahart 2000-5-30 8411 Butte About 1/4 mile northeast of Kunkle Reservoir, east of the Pentz Magalia Road, about 2 miles south of Paradise. 548 Comment
  JEPS98472  Eleocharis quinqueflora Lowell Ahart 2000-5-30 8411 Butte 2 mi S of Paradise (about 1/4 mi NE of Kunkle Reservoir, E of the Pentz Magalia Road) 548 Comment
  SEINET13709963  Eleocharis quinqueflora Lowell William Ahart, Lowell William Ahart 2000-1 8411 Butte 2 Mi. S of Paradise, 1/4 Mi. NE of Kunkle Reservoir (T22N, R4E, sec 31, NE 1/4) 1800 Ft. 549 Comment
  CHSC21138  Elodea canadensis M. S. Taylor 1975-10-4 959 Butte Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. Comment
  CAS-BOT-BC234107  Elymus multisetus John Thomas Howell 1955-6-15 30512 Butte West Branch of North Fork of Feather River 182 Comment
  CHSC23720  Enemion occidentale L. V. Ritter 1969-3-28 100 Butte N side of Wilenor Lake, ca .5 mi. e of dam. Comment
  CHSC40590  Epilobium brachycarpum Lowell Ahart 1985-10-12 5201 Butte Near the boat ramp, at the end of Nelson Bar Road, about 1 mile south of Kunkle Reservoir, about 3 miles south of Paradise. 301 Comment
  SEINET6635801 Image available Epilobium brachycarpum Lowell Ahart 1985-10-12 5201 Butte end of Nelson Bar Road, ca. 1 mi S on Kunkle Reservoir, ca. 3 mi S of Paradise; near boat ramp 302 Comment
  SDSU8897  Epilobium canum subsp. canum D. F. Howe 1960-9-20 2982 Butte North fork of Feather River Canyon. 152 Comment
  SD51222  Epilobium canum subsp. latifolium Darley F. Howe 1960-9-20 2982 Butte North fork of Feather River, 8 miles from Oroville. 152 Comment
  CHSC116143  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2015-10-26 20600 Butte Strand of Lake Oroville, on west side of West Branch of Feather River, about 1 mile d(air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC21072  Epilobium ciliatum subsp. ciliatum M. S. Taylor 1975-10-4 954 Butte On e side of Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  CHSC1087  Epilobium densiflorum V. Holt 1942-6-17 Butte Pentz. Comment
  CHSC111965  Epilobium foliosum Lowell Ahart 2012-6-2 18141 Butte South edge of Truex Road, about 40 yards east of intersection of Truex Road and Trevor Road, about 1/8 mile northwest of West Branch Bridge across Lake Oroville. 306 Comment
  CHSC46388  Epilobium foliosum Lowell Ahart 1989-5-10 6225 Butte At the end of the dirt road that leads to Lake Oroville, about 1/12 mile north-west of the West Branch Bridge across Lake Oroville. 274 Comment
  JEPS119880  Epilobium foliosum Lowell Ahart 2012-6-2 18141 Butte South edge of Truex Road, about 40 yards east of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  RSA795884  Epilobium foliosum L. Ahart 2012-6-2 18141 Butte South edge of Truex Road, about 40 yards east of the intersection of Truex Road and Trevor Road, about 1/8 miles northwest of the West Branch Bridge across Lake Oroville. 307 Comment
  UCD169652  Epilobium foliosum Lowell Ahart 2012-6-2 18141 Butte About 1/8 mile northwest of the West Branch Bridge across Lake Oroville, about 40 yards east of the intersection of Truex Road and Trevor Road, south edge of Truex Road. 306 Comment
  CHSC40776  Epilobium minutum Lowell Ahart 1985-5-15 4970 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  CHSC62572  Epilobium minutum L. P. Janeway 1993-5-2 4338 Butte South of Serpentine Point and above Hwy 70. Narrow ridge. 518 Comment
  CHSC35106  Epilobium pallidum R. A. Schlising 1980-6-1 3613 Butte S of Paradise off Pentz Hwy, at Kunkle Reservoir. 440 Comment
  UC726201  Epilobium pallidum A. A. Heller 1941-5-24 16148 Butte Clark Rd 2 mi below Paradise Comment
  UC726202  Epilobium pallidum A. A. Heller 1941-5-24 16148 Butte Clark Rd 2 mi below Paradise Comment
  CHSC21043  Equisetum hyemale subsp. affine M. S. Taylor 1975-10-4 965 Butte On s side of Kunkle Reservoir, ca. 200 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. Comment
  SFV11560  Equisetum hyemale subsp. affine M. L. Vincent 1963-6-10 422 Butte Kunkel Reservoir. 4 miles south of Paradise. 0.5 miles off Pentz Road. 450 Comment
  CHSC35777  Equisetum telmateia subsp. braunii S. T. Heaston; M. Foster 1982-4-12 20 Butte W branch of the Feather River. 13 air mi n of Oroville, ca. 600 ft. ne Lime Saddle Powerhouse. 304 Comment
  CAS-BOT-BC204532  Eragrostis curvula Lowell Ahart 1984-5-19 4608 Butte Along the edges of Highway 70, about 1 mile south of the intersection of Cherokee Road and Highway 70, about 12.5 miles north of Oroville 300 Comment
  CHSC110982  Eragrostis curvula Lowell Ahart 2012-7-2 18126 Butte On the south side of Highway 70, about 1/2 mile southwest of Pentz Magalia Highway. 162 Comment
  JEPS120091  Eragrostis curvula Lowell Ahart 2012-6-2 18126 Butte On the south side of Highway 70, about 1/2 mile southwest of Pentz Magalia Highway. Comment
  SBBG126096  Eragrostis curvula L. Ahart 2012-6-2 18126 Butte S side of Hwy 70, ca 0.5 SW of Pentz Magalia Hwy 162 Comment
  CHSC116151  Eragrostis hypnoides Lowell Ahart 2015-10-26 20603 Butte Strand of Lake Oroville, on west side of West Branch of Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC97685  Eragrostis hypnoides Lowell Ahart 2007-11-3 14559 Butte Along a very small stream, below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS114995  Eragrostis hypnoides Lowell Ahart 2007-11-3 14559 Butte Along a very small stream, below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  JEPS124346  Eragrostis hypnoides Lowell Ahart 2015-10-26 20603 Butte About 1 mile (air) of southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  CAS-BOT-BC278508  Eragrostis pilosa Lowell Ahart 1985-10-12 5202 Butte At the end of Nelson Bar Road, about 1 mile south of Kunkle Reservoir, about 3 miles south of Paradise 301 Comment
  SEINET256565 Image available Eragrostis pilosa Lowell Ahart 5202 Butte At the end of Nelson Bar Road, about 1 mile south of Kunkle Reservoir, about 3 miles south of Paradise 302 Comment
  CHSC40646  Eragrostis pilosa var. pilosa Lowell Ahart 1985-10-12 5202 Butte Along the boat ramp, at the end of Nelson Bar Road, about 1 mile south of Kunkle Reservoir, about 3 miles south of Paradise. 301 Comment
  CHSC97742  Eragrostis pilosa var. pilosa Lowell Ahart 2007-11-3 14560 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  CHSC97735  Erigeron bonariensis Lowell Ahart 2007-11-3 14574 Butte Below the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about 3/4 mile north of the Lime Saddle Campground, about 5 1/4 miles (air) southeast of Paradise. 257 Comment
  CHSC56749  Erigeron canadensis J. D. Jokerst 1980-4-2 Butte Town of Cherokee. Comment
  CHSC78992  Erigeron canadensis Lowell Ahart 2000-11-4 8716 Butte Just north of Rich Gulch Road, about 1 mile north of the West Branch Bridge across Lake Oroville, about 5 miles (air) southeast of Paradise. 335 Comment
  UC725636  Erigeron foliosus var. hartwegii A. A. Heller 1942-6-5 16499 Butte about half way between the junction of the Middle Fork and the West Branch (on the Feather River Highway) Comment
  SFV3884  Erigeron philadelphicus M. L. Vincent 1962-4-15 173 Butte Sierra Nevada Intersection of Bernum and Pentz Roads. Near the town of Pentz. 200 Comment
  CHSC116974  Eriodictyon californicum Danielle Gee 2013-4-27 Butte Yankee Hill Rd., 30 yards off Hwy. 70, along road cut. 579 Comment
  UC1124301  Eriodictyon californicum C. G. Albertus 1933-6-6 13 Butte 1/2 mi nw Nelson's Bar; Chico Quadrangle Comment
  CHSC13699  Eriogonum nutans 1946-6-24 Butte Comment
  CHSC86580  Eriogonum umbellatum var. ahartii L. P. Janeway; John Hunt 2003-6-20 7858 Butte Northern Sierra Nevada Foothills. West side of West Branch Feather River arm of Lake Oroville, half way between Lime Saddle and Cape Horn. 277 Comment
  CAS-BOT-BC262342  Eriogonum vimineum John Thomas Howell 1955-6-15 30511 Butte West Branch of North Fork of Feather River 182 Comment
  UCD101521  Eriogonum vimineum John Thomas Howell 1955-6-15 30511 Butte West Branch of Feather River. 182 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
  CHSC56751  Eriophyllum lanatum var. grandiflorum J. D. Jokerst 1980-4-21 Butte Junction of Pentz-Magalia Hwy and Pentz Road. Comment
  POM358062  Eriophyllum lanatum var. grandiflorum M. M. Boney 1897-1 s.n. Butte [Unspecified] 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
  UC1080207  Eriophyllum lanatum var. grandiflorum L. R. Heckard, J. R. Sweeney 1953-4-27 341 A Butte above Feather River (Calif. Highway No.24, 15.5 mi ne Oroville); Calif. Highway No.24 304 Comment
  UC1118260  Eriophyllum lanatum var. grandiflorum J. E. Sowder 1933-6-6 80 Butte 0.5 mi nw of Nelson's Bar; Chico Quadrangle 457 Comment
  UC1130255  Erodium botrys C. G. Albertus 1933-6-6 22 Butte 0.25 mi w Pentz; Chico Quad. 137 Comment
  CHSC19933  Erodium brachycarpum M. S. Taylor 1975-2-16 374 Butte Abundant ca. 1/4 mi w of Pentz-Magalia Hwy, ca. 5 mi s of Paradise, in vicinity of Lime Saddle Reservoir. Comment
  CHSC46083  Erodium brachycarpum Lowell Ahart 1989-3-25 6194 Butte Below the high water line of Lake Oroville, about 1/8 mile north-west of Lake Oroville, about 1/8 mile north-west of West Branch Bridge across Lake Oroville. 271 Comment
  CHSC19922  Erodium cicutarium M. S. Taylor 1975-2-16 375 Butte Abundant ca. 1/4 mi w of Pentz-Magalia Hwy, ca. 5 mi s of Paradise, in vicinity of Lime Saddle Reservoir. Comment
  CHSC1750  Erythranthe bicolor M. Underhill 1952-6-30 Butte Comment
  CAS-BOT-BC153870  Erythranthe glaucescens G. R. Campbell 1950-6-8 15488 Butte 6 miles southeast of Paradise Comment
  CHSC62829  Erythranthe glaucescens Ella Icard 1893-1-1 Butte Comment
  CHSC78169  Erythranthe glaucescens Lowell Ahart 2000-5-31 8428 Butte Below the high water line of Lake Oroville, about 400 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 271 Comment
  CHSC1768  Erythranthe guttata E. Stilson 1897-6-1 Butte Comment
  CHSC3475  Erythranthe guttata Roger Jaegel 1966-3-21 85 Butte Located two miles west of Cherokee. Comment
  CHSC44739  Erythranthe guttata R. Banchero 1980-6-19 252 Butte Along Concow Rd 0.6 mi N of its jct with Hwy 70, 0.4 mi S of the town of Concow. 573 Comment
  CHSC20117  Erythranthe microphylla M. S. Taylor 1975-4-26 534 Butte SE corner of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  CHSC44679  Erythranthe microphylla R. Banchero 1980-5-23 161 Butte Along Nelson Bar Rd 1.0 mi SW of its jct with Lunt Rd. 432 Comment
  CHSC20116  Erythranthe nasuta M. S. Taylor 1975-4-26 535 Butte Se corner of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  SD7068  Erythranthe primuloides Mrs. R. M. Austin 1883-1 Butte Butte Co. Comment
  CHSC2263  Erythronium multiscapideum A. Riker 1897-5-1 Butte Comment
  CHSC3537  Erythronium multiscapideum John Francis 1966-4-6 89 Butte 0.3 mile from intersection of Pentz-Magalia Rd. and Nelson Bar Rd., on Nelson Bar Rd. Comment
  CHSC59369  Erythronium multiscapideum J. L. Guardino 1992-3-23 2 Butte Paradise, 1/4 mi s of Circle Dr. terminus. 487 Comment
  CAS-BOT-BC110542  Eschscholzia John Thomas Howell 1955-6-15 30506 Butte West Branch of North Fork of Feather River. 182 Comment
  CAS-BOT-BC402648  Eschscholzia caespitosa James Jokerst 1985-3-24 2169 Butte Near Serpentine Point 547 Comment
  POM253318  Eschscholzia caespitosa subsp. caespitosa A. A. Heller 1938-4-23 15052 Butte West side of the summit on the Feather River Highway near the Yankee Hill road Comment
  CAS-BOT-BC402963  Eschscholzia californica Lowell Ahart 1985-3-24 4860 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill 550 Comment
  CHSC21013  Eschscholzia californica M. S. Taylor 1975-10-4 962 Butte On s edge of Kunkle Reservoir, ca. 50 ft e of Pentz-Magalia Hwy, ca. 1mi s of Paradise. 609 Comment
  CHSC40627  Eschscholzia californica Ahart; Jokerst 1985-3-24 4860 Butte Found growing west of Lunt Road, about 1/2 miles north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 550 Comment
  UC855193  Eschscholzia californica A. A. Heller 1938-4-23 15052 Butte on Feather River Hwy near Yankee Hill road (w side of summit) Comment
  CHSC1192  Eschscholzia lobbii W. Reed 1942-3-26 Butte Comment
  CHSC1195  Eschscholzia lobbii R. Carter 1964-3-23 61 Butte 5 mi. E of Chico Rd. on Cherokee Rd. ca. 1/2 mi. E of Rd. along rim of table. 60 Comment
  CHSC20114  Eschscholzia lobbii M. S. Taylor 1975-4-26 509 Butte Scattered in meadow on e side of Kunkle Reservoir, ca. 40 m e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  CHSC116145  Euphorbia serpillifolia subsp. serpillifolia Lowell Ahart 2015-10-26 20607 Butte Strand of Lake Oroville, on west side of West Branch of Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC49838  Euphorbia spathulata Vernon Oswald 1990-4-4 4151 Butte Lime Saddle Recreation Area on the West Branch of Lake Oroville, ca. 0.2 mi ne of Nelson Bar Launch, ca. 0.2 mi se of Lime Saddle Powerhouse. 304 Comment
  CAS-BOT-BC77688  Ficus carica John Thomas Howell 1959-9-20 34702 Butte Feather River Highway 5.5 miles below West Branch bridge Comment
  CAS-BOT-BC77689  Ficus carica John Thomas Howell 1959-9-20 34702 Butte Feather River Highway 5.5 miles below West Branch bridge Comment
  CAS-BOT-BC77692  Ficus carica John Thomas Howell 1959-9-20 34702 Butte Feather River Highway 5.5 miles below West Branch bridge Comment
  UCD111860  Ficus carica John Thomas Howell 1959-9-20 34702 Butte Sierra Nevada. 5.5 miles below West Branch Bridge, Feather River Highway. Comment
  GH384900  Frasera albicaulis var. nitida A. E. Bidwell 1879-05-01 - 1879-06-01 Unknown Cherokee Comment
  CHSC1085  Fraxinus latifolia 1954-5-30 Butte Nelson's Bar, West Branch of Feather River. 304 Comment
  CHSC49600  Fritillaria affinis Vernon H. Oswald 1990-1-31 4134 Butte Lime Saddle Recreation Area, West Fork of Lake Oroville, near Nelson Bar Rd launch area. 274 Comment
  CAS-BOT-BC130321  Fritillaria eastwoodiae M. S. Taylor 1979-3-20 1947 Butte Ca. 1 mi n of jct of north fork Feather River and Hwy 70 along an old road, ca. 10 mi n of Oroville 304 Comment
  CHSC27947  Fritillaria eastwoodiae M. S. Taylor 1979-3-20 1947 Butte Ca. 1 mi n of jct of north fork Feather River and Hwy 70 along an old road, ca. 10 mi n of Oroville. 304 Comment
  CHSC32659  Fritillaria eastwoodiae M. S. Taylor; L. Hanson 1981-3-16 3404 Butte E side of Truex Rd, ca. 1/2 mi s of its jct with Hwy 70 (to just across State Park line), ca. 7 mi n of Oroville. 304 Comment
  CHSC43072  Fritillaria eastwoodiae F. J. Fuler; R. A. Schlising 1987-3-20 4511 Butte Along Truax Rd, near N end of West Branch Bridge (Hwy 70) crossing West Branch Feather River. 304 Comment
  SDSU19718  Fritillaria eastwoodiae Sean Ryan 2010-4-17 36 Butte Off hwy 70, along east side of Old Truex Road, approximately 90 yards SW of the intersection of Truex Road and Trevor Road, just north of Lake Oroville. North facing steep roadcut. 302 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
  CHSC111972  Galium parisiense Lowell Ahart 2012-6-2 18144 Butte South edge of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. 306 Comment
  CHSC29770  Galium parisiense M. S. Taylor; L. Ahart, R. S. Schlising 1980-5-31 2750 Butte E side of Kunkle Reservoir, on E side of Pentz-Magalia Hwy, ca. 3 mi S of Paradise. 609 Comment
  JEPS119883  Galium parisiense Lowell Ahart 2012-6-2 18144 Butte South edge of Truex Road, about 40 yards east of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  UC1143092  Galium porrigens C. G. Albertus 1933-6-6 23 Butte 1/4 mi w Pentz; Chico Quadrangle 137 Comment
  CHSC27950  Galium porrigens var. tenue M. S. Taylor 1979-3-20 1940 Butte Ca. 1 mi N of jct of north fork Feather River, along an old road, ca. 10 mi N of Oroville. 304 Comment
  CHSC32671  Galium porrigens var. tenue M. S. Taylor; L. Hanson 1981-3-16 3406 Butte E side of Truex Rd, ca. 1/2 mi S of its jct with Hwy 70, ca. 7 mi N of Oroville. 304 Comment
  JEPS26674  Galium porrigens var. tenue P. C. Hutchison 1961-6-9 2093 Butte 7 mi s Jarbos Gap (along US Alt. 40); canyon of the north fork of the Feather River Comment
  UC1523186  Galium porrigens var. tenue M. S. Taylor and L. Hanson 1981-3-16 3406 Butte e side Truex Rd ca 1/2 mi s jct. with Hwy 70 (ca 7 mi n of Oroville); Cherokee Quad. 304 Comment
  CHSC85418  Garrya fremontii John Dittes 1992-5-5 470 Butte Sierra Nevada Range Foothills; ca. 2.6 air-miles southeast of Paradise Civic Center, ca. 1.8 air-miles west of West Branch Feather River, ca. 1.3 air-mile northwest of Kunkle Reservoir; slope above tributary drainage of Dry Creek, south of terminus of Libby Road. 445 Comment
  CAS-BOT-BC282606  Gastridium phleoides John Thomas Howell 1962-6-16 37592 Butte 3.5 mi. n. of Pentz, Sierra Nevada 396 Comment
  CHSC30362  Gastridium phleoides J. D. Jokerst 1980-4-17 590 Butte Top of North Table Mt, N edge of Mt. 472 Comment
  CHSC56630  Gastridium phleoides T. B. Devine 1980-6-28 717 Butte At junction of Pentz Road and Pentz-Magalia Hwy. Comment
  SD7787  Gayophytum heterozygum Daniel Cleveland 1882-8-4 Butte West Branch. Comment
  UC107803  Gayophytum heterozygum D. Cleveland 1882-8-4 Butte West Branch Comment
  UC1128922  Genista monspessulana C. G. Albertus 1933-6-6 15 Butte 1 mi. n.w. Nelson's Bar; Chico Quad. Comment
  SFV1989  Geranium carolinianum M. L. Vincent 1962-4-15 171 Butte Sierra Nevada Intersection of Bernum and Pentz Roads. Near the town of Pentz. 200 Comment
  CHSC23642  Geranium molle M. S. Taylor 1976-3-30 1039 Butte On s side of Cherokee Rd, ca. 1 mi s of Cherokee, on n side of Table Mountain. 304 Comment
  CHSC78158  Gilia capitata subsp. pedemontana Lowell Ahart 2000-5-31 8416 Butte A serpentine ridge, about 200 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 335 Comment
  JEPS98428  Gilia capitata subsp. pedemontana Lowell Ahart 2000-5-31 8416 Butte 3 mi SE of Paradise (serpentine ridge, 200 yds E of where Kunkle Creek enters Lake Oroville, E of the Kunkle Power House) 335 Comment
  CHSC1255  Gilia tricolor subsp. tricolor Eleanor Stilson 1897-6-1 Butte Comment
  CHSC1256  Gilia tricolor subsp. tricolor A. Riker 1897-4-1 Butte Comment
  CAS-BOT-BC266584  Githopsis pulchella A. A. Heller 1937-5-31 15340 Butte Near the junction of Highway 24 and the Yankee Hill road, about 21 miles from Oroville Comment
  CHSC40401  Githopsis pulchella subsp. campestris Lowell Ahart 1985-5-15 4967 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  CHSC50106  Githopsis pulchella subsp. campestris Vernon Oswald 1990-4-24 4170 Butte Lime Saddle Recreation Area on the West Branch of Lake Oroville, ca. 0.2 mi northeast of Nelson Bar Launch, ca. 0.2 mi east of Lime Saddle Powerhouse. 292 Comment
  CHSC78135  Githopsis pulchella subsp. campestris Lowell Ahart 2000-5-31 8422 Butte A serpentine ridge, about 200 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 335 Comment
  CHSC86852  Githopsis pulchella subsp. campestris L. P. Janeway; Gail Kuenster, Shirley Innecken 2003-5-14 7788 Butte Northern Sierra Nevada Foothills. West side of West Branch Feather River arm of Lake Oroville, 680 m southwest of Cape Horn. 314 Comment
  JEPS98445  Githopsis pulchella subsp. campestris Lowell Ahart 2000-5-31 8422 Butte 3 mi SE of Paradise (a serpentine ridge, about 200 yds E of where Kunkle Creek enters Lake Oroville, E of the Kunkle Power House) 335 Comment
  UC890661  Githopsis pulchella subsp. campestris A. A. Heller 1937-5-31 15340 Butte about 21 mi from Oroville (near the junction of Highway 24 and the Yankee Hill road) Comment
  UCD80202  Githopsis pulchella subsp. serpentinicola CNPS SN Foothill Team 2006-5-23 SNNR 0789 b Butte BLM Parcels near Paradise. 520 Comment
  CHSC62542  Githopsis specularioides L. P. Janeway 1993-5-2 4336 Butte Serpentine rocky outcrop narrow ridge, south of Serpentine Point and above Hwy 70. 518 Comment
  CHSC67356  Githopsis specularioides James D. Jokerst; R. A. Schlising 1985-4-8 2217 Butte Serpentine Point W of and adjacent to Hwy. 70 ca. 0.5 mi S of Lunt Rd. 548 Comment
  CHSC116320  Glinus lotoides Lowell Ahart 2015-10-26 20592 Butte Strand of Lake Oroville, on the west side of the West Branch of the Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  JEPS124255  Glinus lotoides Lowell Ahart 2015-10-26 20592 Butte About 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  RSA726436  Gnaphalium luteoalbum L. Ahart 2007-11-3 14553 Butte About 3/4 mile east of the Power House below Kuncke Reservoir, about 1.25 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  CHSC116285  Gnaphalium palustre Lowell Ahart 2015-10-26 20601 Butte Strand of Lake Oroville, on west side of West Branch of Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC97727  Gnaphalium palustre Lowell Ahart 2007-11-3 14567 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS114999  Gnaphalium palustre Lowell Ahart 2007-11-3 14567 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  JEPS124348  Gnaphalium palustre Lowell Ahart 2015-10-26 20601 -A Butte About 1 mile (air) of southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  CHSC29831  Gratiola ebracteata M. S. Taylor; R. S. Schlising, L. Ahart 1980-5-31 2763 Butte E side of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 3 mi s of Paradise. 441 Comment
  CHSC23381  Grevillea banksii 1966-3-31 Butte Comment
  SFV11414  Grindelia camporum M. L. Vincent 1963-6-10 423 Butte Kunkel Reservoir. 4 miles south of Paradise. 0.5 miles off Pentz Road. 450 Comment
  UCD132497  Grindelia camporum M. Vincent 1963-6-10 423 Butte Kunkel Reservoir. 4 miles south of Paradise. 1/2 mile off Pentz Road. Comment
  SEINET267158  Grindelia camporum var. camporum T. A. Ranker, P. G. Trapp 1994-6-17 1625 Butte Pence Road south of Paradise. 395 Comment
  CAS-BOT-BC305288  Grindelia hirsutula John Thomas Howell 1962-6-15 37427 Butte 4 miles from Paradise on road to Oroville 106 Comment
  JEPS114993  Grindelia hirsutula Lowell Ahart 2007-11-3 14576 Butte On both sides of the paved road to the Lime Saddle Campground, about 1/4 mile east of Pentz Road, about 1/2 mile southeast of the power house below Kunckle Reservoir, about 5 1/2 miles southeast of Paradise 335 Comment
  UC1876147  Grindelia hirsutula T. A. Ranker and P. G. Trapp 1994-6-17 1625 Butte Pence Road, south of Paradise (Cherokee quad. 7.5 min topographic map). 396 Comment
  CHSC37648  Grindelia hirsutula var. davyi T. B. Devine 1981-8-25 749 Butte Along Durham-Pentz Road, at its junction with Pentz-Magalia Hwy. 205 Comment
  CHSC56752  Grindelia hirsutula var. davyi J. D. Jokerst 1980-4-21 Butte Junction of Pentz-Magalia Hwy and Pentz Road. Comment
  CHSC97732  Grindelia hirsutula var. davyi Lowell Ahart 2007-11-3 14576 Butte On both sides of the paved road to the Lime Saddle Campground, about 1/4 mile east of Pentz Road, about 1/2 mile southeast of the power house below Kunckle Reservoir, about 5 1/2 miles southeast of Paradise. 335 Comment
  RSA726431  Grindelia hirsutula var. davyi L. Ahart 2007-11-3 14576 Butte About 1/4 mile east of Pentz Road, about 1/2 mile southeast of the power house below Kunckle Reservoir, about 5.5 miles southeast of Paradise. 335 Comment
  RSA272553  Grindelia nana Porter P. Lowry II 1977-7-5 810 Butte 0.25 mile S of Grand View Cafe on State Hwy 70. Comment
  CHSC114618  Harmonia doris-nilesiae 1993-6-22 Butte Comment
  CHSC35665  Hedypnois cretica R. E. Preston 1982-4-22 253 Butte Ca. 1/2 mi ne of Line Saddle Powerhouse, ca. 4.5 mi se of Paradise. 304 Comment
  CHSC37827  Hedypnois cretica R. A. Schlising 1980-5-23 3595 Butte N of Lake Oroville, along Nelson Bar Road, 1.0 mi w of jct with Lunt Road, and 1.8 mi total w of jct Lunt Road and Highway 70. Pasture. Comment
  CHSC78122  Hedypnois cretica Lowell Ahart 2000-5-31 8429 Butte Below the high water line of Lake Oroville, about 400 yards est of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 271 Comment
  JEPS18174  Hedypnois rhagadioloides Rimo Bacigalupi with G. T. Robbins and F. Chisaki 1956-4-19 5603 Butte roadside at bridgehead North Fork Feather River (on Nelson Bar Road) 198 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
  CHSC39360  Heliotropium europaeum L. Ahart 1983-9-17 4426 Butte East end of Kunkle Reservoir Dam, south of Paradise. 600 Comment
  CHSC97756  Heliotropium europaeum Lowell Ahart 2007-11-3 14575 Butte Below the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about 3/4 mile north of the Lime Saddle Campground, about 5 1/4 miles (air) southeast of Paradise. 257 Comment
  JEPS115050  Heliotropium europaeum Lowell Ahart 2007-11-3 14575 Butte Below the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about 3/4 mile north of the Lime Saddle Campground, about 5 1/4 miles (air) southeast of Paradise 257 Comment
  CHSC44869  Hesperevax acaulis var. robustior Lowell Ahart 1979-5-29 1907 Butte Near a dirt road, about 1/2 mile east of Kunkle Creek, about 2 1/2 miles south-east of Paradise. 457 Comment
  CHSC57794  Hesperevax acaulis var. robustior Vernon H. Oswald; John Dittes 1992-4-28 4926 Butte Near the southern end of Libby Rd. in SE Paradise. On the edge of a jeep road. 481 Comment
  UC134866  Hesperevax caulescens Mrs. R. M. Austin 1896-5-1 685 Butte Comment
  CHSC78152  Hesperolinon californicum Lowell Ahart 2000-5-31 8426 Butte Steep grassy and shrubby slope, just west of Lake Oroville, about 400 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 286 Comment
  JEPS98477  Hesperolinon californicum Lowell Ahart 2000-5-31 8426 Butte 3 mi SE of Paradise (just W of Lake Oroville, 400 yds E of where Kunkle Creek enters Lake Oroville, E of Kunkle Power House) 286 Comment
  CHSC47435  Hesperolinon micranthum Lowell Ahart 1979-5-29 1890 Butte About 1/4 mile north of Kunkle Reservoir, west of Kunkle Creek, about 2 1/2 miles south-east of Paradise. 487 Comment
  CHSC78154  Hesperolinon micranthum Lowell Ahart 2000-5-31 8427 Butte Steep grassy and shrubby slope, just west of Lake Oroville, about 400 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 286 Comment
  JEPS98429  Hesperolinon micranthum Lowell Ahart 2000-5-31 8427 Butte 3 mi SE of Paradise (just W of Lake Oroville, about 400 yds E of where Kunkle Creek enters Lake Oroville, E of the Kunkle Power House) 286 Comment
  RSA107426  Hesperolinon micranthum L. S. Rose 1955-6-15 s.n. Butte 6 miles SE of Paradise on Pentz Road 427 Comment
  RSA107430  Hesperolinon micranthum L. S. Rose 1955-6-15 55100 Butte 6 miles SE of Paradise on Pentz Road 427 Comment
  SD8553  Hesperolinon micranthum R. M. Austin 1883-1 Butte Butte Co. Comment
  UC1111608  Hesperolinon micranthum Lewis S. Rose 1955-6-15 55100 Butte 6 mi se Paradise (on Pentz Road) 426 Comment
  CHSC29835  Heterocodon rariflorum M. S. Taylor; R. S. Schlising, L. Ahart 1980-5-31 2770 Butte E side of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 3 mi s of Paradise. 441 Comment
  CAS-BOT-BC143631  Heteromeles arbutifolia Sally Bianco 1995-11-3 1050 Butte 0.25km N of Concow School on S end of Concow Rd. 549 Comment
  SD8501  Heteromeles arbutifolia R. M. Austin 1883-1 Butte Comment
  SEINET267154  Heteromeles arbutifolia T. A. Ranker, P. G. Trapp 1994-6-17 1617 Butte Pence Road south of Paradise. 395 Comment
  UC114259  Heteromeles arbutifolia Mrs. R. M. Austin Jun 1887 Butte Comment
  CHSC23693  Heterotheca grandiflora M. S. Taylor 1976-5-5 1106 Butte On w side of Pentz-Magalia Rd, ca. 50 ft s of junc of Pentz-Magalia Rd and Pentz Rd, ca. 15 mi s of Chico. 121 Comment
  UC725600  Heterotheca grandiflora A. A. Heller 1940-9-28 15840 Butte 1 mi above Pentz (on the Paradise grade) Comment
  CAS-BOT-BC280715  Holcus lanatus Lowell Ahart 1979-6-9 s.n. Butte 2 mi se of Paradise 500 Comment
  CHSC44570  Holcus lanatus Lowell Ahart 1979-6-9 1930 Butte East of Kunkle Creek, about 2 miles south-east of Paradise. 457 Comment
  CHSC29838  Horkelia californica subsp. dissita M. S. Taylor; R. S. Schlising, L. Ahart 1980-5-31 2765 Butte E side of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 3 mi s of Paradise. 441 Comment
  CHSC111977  Horkelia californica var. elata Lowell Ahart 2012-6-2 18137 Butte Along a small stream, west of a poor dirt road, about 100 yards north of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the Wesst Branch Bridge across Lake Oroville. 286 Comment
  JEPS119876  Horkelia californica var. elata Lowell Ahart 2012-6-2 18137 Butte About 100 yards north of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. 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
  SFV2584  Hydrocotyle verticillata M. L. Vincent 1960-7-19 113 Butte Sierra Nevada 4 miles south of Paradise at small reservoir off Pentz Road. 450 Comment
  CHSC76502  Hydrocotyle verticillata var. triradiata Vernon H. Oswald 1999-11-21 9841 Butte Knukle Reservoir on the west side of Pentz-Magalia Hwy. south of Magalia. 440 Comment
  SFV2318  Hypericum anagalloides M. L. Vincent 1960-7-16 116 Butte Sierra Nevada 4 miles south of Paradise at small reservoir off Pentz Road. 450 Comment
  CAS-BOT-BC410223  Hypericum concinnum John Thomas Howell 1962-6-16 37595 Butte Feather River West Branch sw of Nelson Bar 304 Comment
  CHSC738  Hypericum concinnum M. Underhill 1952-7-2 Butte Dry, brushy slope. 152 Comment
  SFV2320  Hypericum concinnum M. L. Vincent 1960-7-19 93 Butte Sierra Nevada Paradise. Lot across the street from 5330 Harrison Road. 515 Comment
  SFV2322  Hypericum concinnum B. Fuller 1962-5-23 s. n. Butte Sierra Nevada Paradise. Lot across the street from 5330 Harrison Road. 515 Comment
  CHSC21168  Hypochaeris glabra M. S. Taylor 1975-5-3 216 Butte Ca. 500 yds e of Hwy 70, ca. 15 mi n of Oroville. Comment
  CHSC6140  Hypochaeris glabra B. Wilson 1968-4-19 Butte Se of Cherokee cemetary on w side of Cherokee Rd. Comment
  SEINET6190908 Image available Iris douglasiana A. A. Heller 1919-1 13102 Butte Butte County Comment
  CHSC40324  Iris macrosiphon Lowell Ahart 1985-3-22 4848 Butte Found about 1/2 mile northeast of the West Branch Bridge across Lake Oroville, 1/4 mile east of Highway 70, north of Oroville. 450 Comment
  CHSC21053  Isoetes nuttallii M. S. Taylor 1975-4-26 516 Butte On the se side of Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. Comment
  UC1446033  Isoetes nuttallii Lowell Ahart 1979-5-7 Butte 2.5 mi. s.e. Paradise (edges of Kunkle Creek ca. 1/2 mi. n. of Kunkle Reservoir, ca. 1/4 mi. e. of Pentz Magalia Hwy.); Kunkle Creek 472 Comment
  CHSC57795  Jensia rammii Vernon H. Oswald; John Dittes 1992-4-28 4927 Butte Ca. 0.5 mi SE of the southern end of Libby Rd. in SE Paradise. On the east side of and intermittent streamlet draining Dry Creek. 457 Comment
  CHSC30020  Juncus L. Ahart 1980-6-1 2365 Butte On a seep ca. 120 m e of Kunkle Reservoir, ca. 2 mi se of Paradise. 550 Comment
  CHSC6115  Juncus bufonius var. bufonius A. R. Jaegel 1968-4-19 152 Butte 1 mi s of Cherokee on Cherokee Rd. Comment
  CHSC6158  Juncus bufonius var. bufonius E. Parreno 1968-5-19 69 Butte Roadside of Cherokee Rd. e of Cherokee cemetery. Comment
  CHSC8229  Juncus bufonius var. bufonius J. G. Moore 1969-4-18 24 Butte West side of Cherokee Rd., 2.5 mi. s of Hwy. 70. 365 Comment
  CHSC47541  Juncus capitatus Lowell Ahart 1980-5-11 2241 Butte Open pasture field on the west side of the Pentz Magalia Highway, about 1/2 mile south-west of Kunkle Reservoir, about 3 miles south of Paradise. 457 Comment
  CHSC47542  Juncus capitatus Lowell Ahart 1980-5-13 2264 Butte An open pasture field, 1/2 mile south-west of Kunkle Reservoir, west of the Pentz Magalia Highway, about 3 miles south of Paradise. 457 Comment
  CHSC6111  Juncus capitatus A. R. Jaegel 1968-4-19 153 Butte 1 mi s of Cherokee on Cherokee Rd. Comment
  CHSC6157  Juncus capitatus E. Parreno 1968-4-19 67 Butte Roadside of Cherokee Rd. e of Cherokee cemetery. Comment
  CHSC78333  Juncus dubius Lowell Ahart 2000-6-17 8485 Butte In seeps, about 1/4 mile northeast of Kunkle Reservoir, east of the Pentz Magalia Road, about 2 miles south of Paradise. 548 Comment
  CHSC32585  Juncus kelloggii L. Ahart 1980-5-11 2240 Butte In a pasture field on the w side of the Pentz-Magalia Hwy, ca. 1/2 mi nw of Kunkle Reservoir, ca. 3 mi s of Paradise. 500 Comment
  CHSC42090  Juncus kelloggii Lowell Ahart 1980-5-13 2263 Butte Below a seep, west of the Pentz Magalia Highway, about 3 miles south of Paradise. 457 Comment
  CHSC39889  Juncus leiospermus M. S. Taylor; L. Ahart, J. Jokerst 1984-4-6 5407 Butte Ca. 0.5 mi N of Kunkle Reservoir, on E side of Pentz-Magalia Hwy, ca. 3 mi S of Paradise. Comment
  CHSC47558  Juncus leiospermus Lowell Ahart 1979-5-29 1895 Butte East of Kunkle Creek, near a large lava rock with Indian Mills, about 1/2 mile north of Kunkle Reservoir, about 2 1/2 miles south-east of Paradise. 457 Comment
  CHSC47559  Juncus leiospermus Lowell Ahart 1979-5-7 1857 Butte Near a large lava rock with Indian Mills in it, east of Kunkle Creek, about 1/2 mile north of Kunkle Reservoir, about 2 1/2 miles south-east of Paradise. 472 Comment
  CHSC47560  Juncus leiospermus Lowell Ahart 1984-5-7 4589 Butte On the east side of Kunkle Creek, about 1/2 mile north of Kunkle Reservoir, about 2 miles south of Paradise. 548 Comment
  CHSC47561  Juncus leiospermus Lowell Ahart 1984-4-6 4543 Butte About 1/2 mile north of Kunkle Reservoir, about 2 miles south of Paradise. 548 Comment
  GH364855  Juncus leiospermus B. J. Ertter, J. L. Strachan & L. Ahart 1980-5-7 3309 Unknown North Table Mountain ca 5 air miles N of Oroville, top of basaltic butte, T20N R4E sec 17 SE1/4 396 Comment
  UC1258091  Juncus leiospermus Lowell Ahart 1979-5-29 1895 Butte 2.5 mi se Paradise (on e side of Kunkle Creek, 0.25 mi n of Kunkle Reservoir) 500 Comment
  CAS-BOT-BC110135  Juncus leiospermus var. leiospermus Lowell Ahart 1984-5-7 4589 Butte Near Kunkle Res., south of Paradise. 600 Comment
  CAS-BOT-BC110137  Juncus leiospermus var. leiospermus Lowell Ahart 1979-5-29 1895 Butte Sierra Nevada. Near Krinkle Reservoir, ca. 2.5 miles southeast of Paradise. 500 Comment
  CAS-BOT-BC110141  Juncus leiospermus var. leiospermus Lowell Ahart 1984-4-6 4543 Butte About 0.5 mile north of Kunkle Res., about 2 miles south of Paradise. 600 Comment
  CAS-BOT-BC110143  Juncus leiospermus var. leiospermus J. D. Jokerst 1984-4-6 1964 Butte Ca. 0.5 mile north of Kunkle Resv and several hundred meters southeast of Lago Vista where it turns from east to the north. Comment
  CHSC85421  Juncus leiospermus var. leiospermus John Dittes 1992-5-5 476 Butte Sierra Nevada Range Foothills; ca. 2.8 air-miles southeast of Paradise Civic Center, ca. 1.6 air-miles west of West Branch Feather River, ca. 1.1 air-mile northwest of Kunkle Reservoir; slope above (east of) tributary drainage of Dry Creek, southeast of terminus of Libby Road. 451 Comment
  RSA304367  Juncus leiospermus var. leiospermus Barbara Ertter, Jeffrey L. Stranchan, L. Ahart 1980-5-7 3309 Butte North Table Mountain, 5 airmiles N of Oroville 396 Comment
  RSA325179  Juncus leiospermus var. leiospermus L. Ahart, M. Taylor, J. Jokerst 1984-4-6 5407 Butte 0.5 miles N of Kunkle Reservoir, along Kunkle Creek, 2 miles S of Paradise, E side of Pentz-Magalia Hwy Comment
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  RSA337381  Juncus leiospermus var. leiospermus L. Ahart 1984-5-7 4589 Butte 0.5 miles N of Kunkle Reservoir, along Kunkle Creek, 2 miles S of Paradise, E side of Pentz-Magalia Hwy 600 Comment
  SBBG55177  Juncus leiospermus var. leiospermus B. Ertter, J. L. Strachan 1980-5-7 3309 Butte North Table Mtn, ca. 5 air mi N of Oroville 396 Comment
  SD121520  Juncus leiospermus var. leiospermus Barbara Ertter, Jeffrey L. Strachan, Lowell Ahart 1980-5-7 3309 Butte North Table Mountain, ca. 5 airmiles north of Oroville, wet soil along streamlet trodden by cattle and near parking area, top of basaltic butte. 395 Comment
  UC1446143  Juncus leiospermus var. leiospermus Lowell Ahart 1979-5-7 1857 Butte 2.5 mi se Paradise (0.5 mi n of Kunkle Reservoir, ca 0.25 mi e of the Pentz-Magalia Hwy) 472 Comment
  CHSC30512  Juncus occidentalis J. D. Jokerst 1980-3-23 492 Butte 100 m W of Hwy 70 at the S end of the bridge over West Branch Feather River. Comment
  CHSC39361  Juncus orthophyllus L. Ahart 1983-9-17 4427 Butte Ca. 1/8 mi ne of Kunkle Reservoir, south of Paradise. 600 Comment
  CHSC78341  Juncus orthophyllus Lowell Ahart 2000-6-17 8484 Butte In seeps, about 1/4 mile northeast of Kunkle Reservoir, east of Pentz Magalia Road, about 2 miles south of Paradise. 548 Comment
  JEPS98491  Juncus orthophyllus Lowell Ahart 2000-6-17 8484 Butte 2 mi S of Paradise (about 1/4 mi NE of Kunkle Reservoir, E of the Pentz Magalia Road) 548 Comment
  CHSC78343  Juncus oxymeris Lowell Ahart 2000-6-17 8486 Butte In seeps, about 1/4 mile northeast of Kunkle Reservoir, east of the Pentz Magalia Road, about 2 miles south of Paradise. 548 Comment
  JEPS98325  Juncus oxymeris Lowell Ahart 2000-6-17 8486 Butte 2 mi S of Paradise (about 1/4 mi NE of Kunkle Reservoir, E of the Pentz Magalia Road) 548 Comment
  CHSC67615  Juncus triformis James D. Jokerst; M. S. Taylor, L. Ahart 1984-4-6 1964 Butte Just N of Kunkle Reservoir, just SW of Lago Vista Wy., in south Paradise. 457 Comment
  UC1748363  Juncus triformis James D. Jokerst, M. S. Taylor and L. Ahart 1984-4-6 1964 Butte just N of Kunkle Reservoir (just SW of Lago Vista Way); south Paradise 457 Comment
  CAS-BOT-BC235674  Keckiella breviflora var. glabrisepala Lowell Ahart 1989-5-31 6329 Butte Along Truex Road, near Lake Oroville, about 1/4 mile north-west of the West Branch Bridge across Lake Oroville 304 Comment
  CHSC46515  Keckiella breviflora var. glabrisepala Lowell Ahart 1989-5-31 6329 Butte Along Truex Road, near Lake Oroville, about 1/4 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  NY790193  Keckiella breviflora var. glabrisepala Mrs. C. C. Bruce 05 1898 2008 Butte Comment
  UC1063301  Keckiella breviflora var. glabrisepala J. E. Sowder 1933-6-6 81 Butte 1 mi nw Nelson's Bar; Chico Quad. 457 Comment
  CHSC37830  Kickxia elatine R. A. Schlising 1982-4-25 4235 Butte S of Paradise, ne of Lime Saddle and sw of Cape Horn. Off Pentz-Magalia Hwy. Comment
  CHSC30528  Koeleria phleoides N. E. H. Prouty 1980-4-28 156 Butte Near junction of Pentz Rd. with Pentz-Magalia Hwy. 207 Comment
  UC9457  Kumlienia hystricula Mrs. R. M. Austin and Bruce March 1898 1891 Butte Butte County Comment
  CAS-BOT-BC271247  Lamarckia aurea Lowell Ahart 1980-3-23 2050 Butte West Branch Bridge, Highway 70 Comment
  CHSC30546  Lamarckia aurea J. D. Jokerst 1980-3-23 93 Butte Along sides of Hwy 70 at its jct with the West Branch of Feather River. Comment
  CHSC35667  Lamarckia aurea R. E. Preston 1982-4-22 257 Butte Slope at lakeside; Lake Oroville, ca. 0.9 mi ne of Lime Saddle Powerhouse, ca. 4.5 mi se of Paradise. 280 Comment
  CHSC45213  Lamarckia aurea Lowell Ahart; Jim Jokerst 1980-3-23 2050 Butte At the north end of the West Branch Bridge (Highway 70) and on the north side of the road, about 14 miles north of Oroville. 304 Comment
  HSC102686  Lamarckia aurea J. P. Smith 2013-5-5 13700 Butte Just west of the junction of Pentz Road with Durham-Pentz Road. 201 Comment
  CAS-BOT-BC337907  Lasthenia californica Ahart; Jokerst 1985-3-24 4869 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill 550 Comment
  CHSC20677  Lasthenia californica M. S. Taylor 1975-4-26 513 Butte On e side of Kunkle Reservoir, ca. 1 mi e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  CHSC35653  Lasthenia californica R. E. Preston 1982-4-7 237 Butte W side of Lake Oroville, ca. 1/2 mi ne of Lime Saddle Powerhouse, ca. 4.5 mi se of Paradise. 304 Comment
  CHSC40551  Lasthenia californica Ahart; Jokerst 1985-3-24 4869 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 550 Comment
  CHSC57806  Lathyrus cicera Vernon H. Oswald; John Dittes 1992-4-28 4925 Butte Near the southern end of Libby RD in SE Paradise. 469 Comment
  CHSC78248  Lathyrus hirsutus Lowell Ahart 2000-6-17 8483 Butte Near seeps, about 1/4 mile northeast of Kunkle Reservoir, east of Pentz Magalia Road, about 2 miles south of Paradise. 548 Comment
  JEPS98328  Lathyrus hirsutus Lowell Ahart 2000-6-17 8483 Butte 2 mi S of Paradise (about 1/4 mi NE of Kunkle Reservoir, E of the Pentz Magalia Road) 548 Comment
  CHSC30785  Lathyrus sulphureus M. S. Taylor 1980-4-16 2497 A Butte Lake Oroville State Recreation Area, 0.5 mi s of Parish Camp just south of Lime Saddle Memorial Park, ca. 5 mi s of Paradise. 304 Comment
  CHSC82700  Lathyrus tingitanus Tara Morgan 2002-5-7 56 Butte Was seen in the Feather River Canyon just east of Highway 70 near the West Branch Bridge of the West Branch Feather River/Lake Oroville. It was all around the edges of the rest area parking . 318 Comment
  CHSC25280  Lavandula officinalis K. R. Stern 1977-6-25 Butte Comment
  CHSC2378  Layia fremontii R. Carter 1965-5-14 200 Butte Found 1.4 mi. W of Hwy. 40A on Old Chico Rd. along N side of road, these taken along fence. 51 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
  CHSC59579  Leersia oryzoides Lowell Ahart 1992-9-9 6919 Butte About 1/2 mile south-east of Kunkle Reservoir. 243 Comment
  JEPS87140  Leersia oryzoides Lowell Ahart 1992-9-9 6919 Butte about 1/2 mi se of Kunkle Reservoir (below the high water line of Lake Oroville); Lake Oroville 243 Comment
  UC1594555  Leersia oryzoides Lowell Ahart 1992-9-9 6919 Butte about 1/2 mi se of Kunkle Reservoir (below the high water line of Lake Oroville); Lake Oroville 243 Comment
  CHSC111975  Leontodon saxatilis subsp. longirostris Lowell Ahart 2012-6-2 18131 Butte Along the sides of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. 286 Comment
  JEPS119878  Leontodon saxatilis subsp. longirostris Lowell Ahart 2012-6-2 18131 Butte Along the sides of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  CAS-BOT-BC215731  Lepechinia calycina Lowell Ahart 1979-5-29 s.n. Butte 2 1/2 mi. se of Paradise 500 Comment
  CHSC29836  Lepechinia calycina M. S. Taylor; R. S. Schlising, L. Ahart 1980-5-31 2768 Butte W side of Kunkle Reservoir, ca. 100 ft e of Pentz-Magalia Hwy, ca. 3 mi s of Paradise. 441 Comment
  CHSC3354  Lepechinia calycina Robert L. Smith 1966-5-20 55 Butte Paradise, 5 miles SW of Postorrice. Comment
  CHSC51221  Lepechinia calycina Lowell Ahart 1979-5-29 1892 Butte Growing east of the Pentz Magalia Highway, about 1/8 mile north of Kunkle Reservoir, west of Kunkle Creek, about 2 1/2 miles south-east of Paradise. 487 Comment
  GH400252  Lepechinia calycina A. E. Bidwell 1879-1-1 Unknown Cherokee Comment
  SEINET267152  Lepechinia calycina T. A. Ranker, PG Trapp 1994-6-17 1615 Butte Pence Road south of Paradise; Cherokee quad. 7.5 min topographic map; along road 395 Comment
  CHSC115325  Lepidium campestre Lowell Ahart 2015-4-13 20039 Butte Below the high water line of Lake Oroville, Vinton Gulch, about 10 miles (air) north of Oroville. 307 Comment
  CHSC49830  Lepidium campestre Vernon Oswald 1990-4-4 4146 Butte Vinton Gulch access to the West Branch of Lake Oroville, ca. 0.5 mi (air) north of Cherokee. Near the streamlet draining into the lake. 268 Comment
  JEPS124201  Lepidium campestre Lowell Ahart 2015-4-13 20039 Butte Vinton Gulch, about 10 miles (air) north of Oroville. Comment
  CAS-BOT-BC89884  Lepidium nitidum James Jokerst 1985-3-24 2171 Butte Near Serpentine Point. 547 Comment
  CAS-BOT-BC12910  Lepidium strictum John Thomas Howell 1962-6-16 37598 Butte Sierra Nevada. Feather River West Branch southwest of Nelson Bar. 304 Comment
  CHSC69464  Leptochloa dubia Lowell Ahart 1997-9-6 7894 Butte On the west side of Highway 70, just north of Rich Gulch Road, about 1 1/2 miles north of the bridge across the West Branch of Lake Oroville. 396 Comment
  CHSC79066  Leptochloa dubia Lowell Ahart 2000-11-4 8714 Butte About 100 yards north of Rich Gulch Road, about 1 mile north of the West Branch Bridge across Lake Oroville, about 5 miles (air) southeast of Paradise. 335 Comment
  JEPS102334  Leptochloa dubia Lowell Ahart 2000-11-4 8714 Butte 1 mi N of West Branch Bridge (Hwy 70) across Lake Oroville (W side of hwy, 1 mi N of bridge, 50 yds. N of Rich Gulch Rd.) 335 Comment
  UCD63613  Leptochloa dubia L. Ahart 2000-11-4 8714 Butte on the west side of Highway 70, about 100 yards north of Rich Gulch Road, about 1 mile north of the West Branch Bridge across Lake Oroville, about 5 miles (air) southeast of Paradise. 335 Comment
  UCR148775  Leptochloa dubia Lowell Ahart 2000-11-4 8714 Butte W side of Hwy 70, about 100 yd N of Rich Gulch Road, 1 mi N of the West Branch Bridge across Lake Oroville, and 5 air mi SE of Paradise 335 Comment
  UC1562350  Leptochloa fascicularis Vernon H. Oswald and Lowell Ahart 1990-7-31 4413 Butte Vinton Gulch Lake Oroville (ca 0.7 air mi n, bordering a streamlet on strand of lake below level of the cement ramp) 259 Comment
  CHSC50811  Leptochloa fusca subsp. fascicularis Vernon Oswald; Lowell Ahart 1990-7-31 4413 Butte Lake Oroville at Vinton Gulch, ca. 0.7 mi (air) north of Cherokee. Bordering streamlet on the strand of the lake below the level of the cement ramp. 259 Comment
  CHSC29230  Leptosiphon bicolor M. S. Taylor 1980-4-16 2491 Butte Lake Oroville State Recreation Area, Parish Camp just south of Lime Saddle Memorial Park, ca. 5 mi s of Paradise. 304 Comment
  CHSC46392  Leptosiphon bicolor Lowell Ahart 1989-5-10 6214 Butte Along a dirt road, near a small stream, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville, near Lake Oroville. 289 Comment
  CHSC29964  Leptosiphon bolanderi R. A. Schlising 1980-6-1 3609 Butte S of Paradise at Kunkle Reservoir, off Pentz-Magalia Hwy. 440 Comment
  CHSC40675  Leptosiphon bolanderi J. D. Jokerst 1984-4-6 1963 Butte Just north of Kunkle Resv ca. 1/2 mile, south of Lago Vista Rd ca 1/2 mile. Comment
  CHSC45457  Leptosiphon bolanderi Lowell Ahart 1980-6-1 2363 Butte On the east side of Kunkle Reservoir, about 2 miles south-east of Paradise. 518 Comment
  CHSC46393  Leptosiphon ciliatus Lowell Ahart 1989-5-10 6215 Butte Along a dirt road that leads to Lake Oroville, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville, near Lake Oroville. 289 Comment
  CHSC59335  Leptosiphon filipes J. L. Guardino 1992-4-16 8 Butte Paradise, 1/4 mi s of Circle Dr terminus. 472 Comment
  CHSC86861  Leptosiphon filipes L. P. Janeway; John Hunt 2003-5-21 7791 Butte Northern Sierra Nevada Foothills. Foreman Creek Recreation Area, Lake Oroville; top of north/south trending ridge between Foreman Creek and Lake Oroville to the west; 2.6 km west-northwest of Canyon Creek Bridge. 442 Comment
  CHSC21238  Leptosiphon parviflorus M. S. Taylor 1974-5-3 212 Butte In meadow ca. 500 yds e of Hwy 70, ca. 15 mi n of Oroville. Comment
  CHSC29819  Leptosiphon parviflorus M. S. Taylor 1980-4-16 2490 Butte Lake Oroville State Recreation Area, ca. 1/2 mi se of Parish Camp just south of Lime Saddle Memorial Park, ca. 5 mi s of Paradise. 304 Comment
  CHSC62776  Leptosiphon parviflorus L. P. Janeway 1993-5-2 4340 Butte South of Serpentine Point and above Hwy 70. 518 Comment
  CHSC82718  Leptosiphon parviflorus Tara Morgan 2002-5-7 12 Butte Yankee Hill area around Yankee Hill Rd. located off of Highway 70 east of Lake Oroville. Within the area of the 2001 fire. 546 Comment
  CHSC86859  Leptosiphon parviflorus L. P. Janeway; John Hunt 2003-5-21 7790 Butte Northern Sierra Nevada Foothills. Foreman Creek Recreation Area, Lake Oroville; top of north/south trending ridge between Foreman Creek and Lake Oroville to the west; 2.6 km west-northwest of Canyon Creek Bridge. 442 Comment
  CHSC116146  Lessingia nemaclada Lowell Ahart 2015-10-26 20587 Butte Strand of Lake Oroville, on the west side of the West Branch of the Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 228 Comment
  CHSC30399  Lessingia nemaclada Diane H. Ikeda 1979-9-29 162 Butte Ca. 3.1 mi from the first crossing of Feather River with Hwy. 70 on Hwy. 70, just before the Plumas National Forest boundary. Comment
  SD8923  Lessingia nemaclada Mrs. R. M. Austin 1883-1 Butte Butte Co. Comment
  UC726004  Lessingia nemaclada A. A. Heller 1941-11-8 16335 Butte about 20 mi e Oroville (just w of Jarboe Pass, along Feather River Highway) Comment
  CAS-BOT-BC451599  Lilaea scilloides Barbara Ertter; Jeffrey Strachan; Lowell Ahart 1980-5-7 3310 Butte North Table Mountain ca 5 air-miles north of Oroville 396 Comment
  RSA776054  Lilaea scilloides P. Reisentz 1979-5-11 s.n. Butte 0.7 mile W on Lunt Road from Highway 70, north of Oroville Comment
  POM109710  Lilium humboldtii subsp. humboldtii Mrs. R. M. Austin 1895-06 s.n. Modoc Hills Comment
  CHSC62828  Limnanthes alba Ella Icard 1893-4-1 Butte Comment
  CHSC62831  Limnanthes douglasii subsp. rosea Ella Icard 1893-4-1 Butte Comment
  CHSC32586  Limosella acaulis L. Ahart 1980-5-11 2242 Butte On the w side of Pentz-Magalia Hwy, ca. 1/2 mi sw of Kunkle Reservoir, ca. 3 mi s of Paradise. 500 Comment
  GH91307  Linanthus androsaceus subsp. laetus H. L. Mason 1941-4-6 12414 Unknown Cherokee, 1000 feet Comment
  CHSC47039  Linanthus dichotomus R. A. Schlising; J. D. Jokerst 1985-4-8 4462 Butte N of Hwy 70 crossing of Lake Oroville and SW of village of Yankee Hill. Comment
  CHSC49844  Linanthus dichotomus Vernon Oswald 1990-4-4 4150 Butte Lime Saddle Recreation Area on the West Branch of Lake Oroville, ca. 0.2 mi ne of Nelson Bar Launch, ca. 0.2 mi se of Lime Saddle Powerhouse. 304 Comment
  UC754224 Image available Linanthus parviflorus Herbert L. Mason 1941-4-6 12414 Butte Cherokee; ; Cherokee, Butte Co. 304 Comment
  CHSC116286  Lindernia dubia var. anagallidea Lowell Ahart 2015-10-26 20609 Butte Strand of Lake Oroville, on west side of West Branch of Feather River, about 1 mile (air) southeast of Knunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  JEPS124342  Lindernia dubia var. anagallidea Lowell Ahart 2015-10-26 20609 Butte About 1 mile (air) of southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  CHSC39399  Lipocarpha micrantha L. Ahart 1983-9-17 4430 Butte Ca. 1/8 mi ne of Kunkle Reservoir, south of Paradise. 600 Comment
  CHSC31214  Lithophragma bolanderi M. S. Taylor 1980-4-16 2497 Butte Lake Oroville State Recreation Area, ca. 1.4 mi s of Parish Camp, ca. 1 mi n of Hwy 70 bridge over Feather River, ca. 5 mi s of Paradise. 304 Comment
  CHSC32826  Lithophragma bolanderi W. Michael Foster 1981-4-19 7 Butte Ca. 300 ft nw of Hwy 70, ca. 1/2 mi ne of Cherokee rd., and ca. 11 mi n of Oroville. 344 Comment
  SBBG40411  Lithophragma parviflorum J. Ingram 1960-4-6 506 Butte below Pentz Rd, ca. 1 mi N of jct with Nelson Bar Rd, S of Paradise Comment
  UC1377728  Lithophragma parviflorum John Ingram 1960-4-6 506 Butte below Pentz Road about 1 mi n of junction with Nelson Bar Road s Paradise Comment
  CHSC29828  Logfia gallica M. S. Taylor; R. S. Schlising, L. Ahart 1980-5-31 2767 Butte W side of Kunkle Reservoir, ca. 100 ft e of Pentz-Magalia Hwy, ca. 3 mi s of Paradise. 441 Comment
  CHSC46333  Logfia gallica Lowell Ahart 1989-5-10 6226 Butte At the end of the dirt road that leads to Lake Oroville, about 1/12 mile north-west of the West Branch Bridge across Lake Oroville. 280 Comment
  CHSC86847  Lolium temulentum L. P. Janeway; John Hunt 2003-5-22 7794 Butte Northern Sierra Nevada Foothills. Northeast-facing slope between Lime Saddle Campground and West Branch Feather River arm of Lake Oroville. 287 Comment
  SFV2592  Lomatium dasycarpum subsp. tomentosum M. L. Vincent 1962-4-15 175 Butte At intersection of Pentz and new alternate Highway 40. 13 miles south of Paradise. Roadside. 245 Comment
  CHSC42625  Lomatium marginatum var. marginatum Vernon Oswald 1986-4-3 1700 Butte Near the sw abutment of the Hwy 70 Bridge over the North Fork of the Feather River. Comment
  CHSC21045  Lomatium utriculatum M. S. Taylor 1975-4-26 530 Butte In meadow on ne side of Knukle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. Comment
  CHSC40437  Lomatium utriculatum Lowell Ahart 1985-5-15 4976 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  JEPS26742  Lomatium utriculatum P. C. Hutchison 1961-6-9 2092 Butte 7 mi. s. Jarbos Gap (n. fork Feather R. along Hwy. U.S. Alt. 40); n. fork Feather R. Comment
  CAS-BOT-BC241399  Lonicera John Thomas Howell 1955-6-15 30484 Butte 6 miles from Paradise on road to Pentz 426 Comment
  POM67639  Lonicera hispidula var. vacillans C. C. Bruce 1897-06 1809 Butte [No location data on label] Comment
  UC1125259  Lonicera interrupta C. G. Albertus 1933-6-6 18 Butte 1 mi nw Nelson's Bar; Chico Quadrangle Comment
  CAS-BOT-BC198557  Lotus Herbert L. Mason 1927-5-10 3711 Butte Cherokee Mine, Table Mt. northeast of Oroville Comment
  JEPS98454  Lotus humistratus Lowell Ahart 2000-5-31 8424 Butte 3 mi SE of Paradise (200 yds E of where Kunkle Creek enters Lake Oroville, E of Kunkle Power House) 335 Comment
  SFV1841  Lotus purshianus M. L. Vincent 1960-7-16 104 Butte Sierra Nevada Paradise. Lot south of 5330 Harrison Road. 515 Comment
  UC555524  Lotus stipularis var. ottleyi Herbert L. Mason 1927-5-10 3711 Butte ne of Oroville (Cherokee Mine); Table Mt. Comment
  SEINET5766216 Image available Lupinus A. A. Heller 1915-1 11866 Butte 2 mi E of Durham Comment
  UC726679  Lupinus A. A. Heller 1942-5-17 16477 Butte Pentz Cherokee Road 2 mi above Pentz; Pentz Cherokee Road Comment
  UC727080  Lupinus A. A. Heller 1938-4-3 15010 Butte between Pebtz and Cherokee; between Pebtz and Cherokee Comment
  CHSC49842  Lupinus affinis Vernon Oswald 1990-4-4 4147 Butte Vinton Gulch access to the West Branch of Lake Oroville, ca. 0.5 mi (air) north of Cherokee. From a small group of plants near the edge of the cement launching ramp, slightly below the high-water line of the lake. 271 Comment
  UC865406  Lupinus albicaulis A. A. Heller 1937-5-31 15339 Butte on Highway #24 near the junction of the Yankee Hill Road about 21 mi from Oroville Comment
  UCR77879  Lupinus albicaulis J. T. Howell 1955-6-15 30516 Butte Sierra Nevada Mtns, Yankee Hill. 518 Comment
  CHSC55698  Lupinus albifrons Ben Cunningham 1991-4-20 Butte Ca. .7 mi s of Lunt road and 4 ft e of Highway 70, 65 mi s of Greenville. 457 Comment
  CHSC901  Lupinus albifrons R. Carter 1964-3-23 64 Butte 5 mi. E of Chico Rd. on Cherokee Rd. on rocky bank on E side of road. 60 Comment
  SFV11556  Lupinus albifrons M. L. Vincent 1965-4-16 618 Butte Pentz Road and Highway 70 below highway in ravine. Comment
  UCD105996  Lupinus albifrons Marian Vincent 1965-4-16 618 Butte Pentz Road and Hwy. 70. Comment
  CAS-BOT-BC201353  Lupinus albifrons var. albifrons Charles Piper Smith 1949-4-21 49121 Butte Pentz - 4 miles north - Magalia Road Comment
  CAS-BOT-BC201357  Lupinus albifrons var. albifrons Charles Piper Smith 1949-4-21 49119 Butte Pentz - 1.7 miles east - Cherokee Road Comment
  UC727154  Lupinus albifrons var. albifrons A. A. Heller 1938-4-23 15050 Butte between the Las Plumas Road and the summit on Highway #24, 20 mi e Oroville; e of Oroville 762 Comment
  UC864953  Lupinus albifrons var. albifrons A. A. Heller 1938-4-23 15050 Butte between the Las Plumas Road and the summit on Highway #24, 20 mi e Oroville; e of Oroville 762 Comment
  CAS-BOT-BC196035  Lupinus albifrons var. collinus Ira L. Wiggins 1925-3-25 1445 Butte On road one and one half miles above Pence on Pence-Magalia road Comment
  CHSC3985  Lupinus albifrons var. collinus D. B. Joley 1967-3-16 16 Butte Few plants on a slope of a hill, ca. 10 feet n of Nelson Bar Rd. and 1/2 mile from turn off on to Nelson Bar Rd., Pentz. 106 Comment
  CAS-BOT-BC196255  Lupinus albifrons var. eminens A. A. Heller 1938-4-23 15050 Butte Along Highway #24, near the junction with the Yankee Hill road Comment
  POM23778  Lupinus albifrons var. eminens C. C. Bruce 1897-04 2028 Butte Yankee Hill. Comment
  RSA31864  Lupinus albifrons var. eminens A. A. Heller 1938-4-23 15050 Butte Between the Las Plumas road and the summit on Highway #24, 20 miles east of Orovile 762 Comment
  CHSC62830  Lupinus bicolor Ella Icard 1893-1-1 Butte Comment
  JEPS117897  Lupinus bicolor L. P. Janeway 2008-4-2 9241 Butte Along edge of Pentz Road 0.6 km north of Durham-Pentz Road Northern Sierra Nevada Foothills 198 Comment
  RSA304385  Lupinus bicolor Barbara Ertter, Jeffrey Strachan, Lowell Ahart 1980-5-7 3306 Butte North Table Mountain ca 5 air miles north of Oroville. 396 Comment
  SD120620  Lupinus bicolor Barbara Ertter, Jeffrey Strachan, Lowell Ahart 1980-5-7 3306 Butte North Table Mountain ca. 5 airmiles north of Oroville, flat-topped basalt butte near parking area, grassy area on dry shallow soil 395 Comment
  SFV11554  Lupinus bicolor M. L. Vincent 1964-4-8 499 Butte Pentz Road, 0.25 miles west of Barnum Road. Comment
  CHSC40600  Lupinus bicolor subsp. tridentatus J. D. Jokerst; M. S. Taylor, L. Ahart 1984-4-6 1960 Butte N of Kunkle Reservoir, on ridge s of Paradise. 457 Comment
  RSA32773  Lupinus bicolor subsp. tridentatus A. A. Heller 1938-4-3 15010 Butte Between Pebtz and Cherokee. Comment
  CHSC90376  Lupinus microcarpus var. densiflorus Robin L. Bowman 1979-4-14 9 Butte About in northeast corner of Clark Road, Pentz Magalia intersection. 76 Comment
  CHSC90512  Lupinus microcarpus var. densiflorus J. Marr 1988-3-18 4 Butte 50 ft on n side of Pentz Magalia Hwy, 1/4 mi nw of Hwy 70, 12 mi n of Oroville. 228 Comment
  CHSC34687  Lupinus nanus M. S. Taylor 1981-4-14 3528 Butte NW corner of the jct of Wheelock Rd and Hwy 70, ca. 5 mi n of Oroville. 137 Comment
  UC1076230  Lupinus nanus Herbert L. Mason 1927-5-10 3712 Butte ne of Oroville Table Mountain (Cherokee Mine); , Cherokee Mine Comment
  CHSC3651  Lupinus nanus var. apricus Robert D. Briggs 1966-3-28 R.- 94 Butte East end of table Mt., 2 miles east of Cherokee. Comment
  CHSC40601  Lupinus pachylobus J. D. Jokerst; M. S. Taylor, L. Ahart 1984-4-6 1962 Butte Common on open annual grasslands north of Kunkle Reservoir, e of Pentz Rd., s of Paradise. 457 Comment
  CHSC61212  Lupinus pachylobus Vernon H. Oswald; Lowell Ahart 1993-3-24 5243 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. 262 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
  CHSC100988  Lupinus polycarpus L. P. Janeway 2008-4-2 9241 Butte Northern Sierra Nevada Foothills. Along edge of Pentz Road 0.6 km north of Durham-Pentz Road. Narrow gravel road shoulder. 198 Comment
  RSA755354  Lupinus polycarpus L. P. Janeway 2008-4-2 9241 Butte Northern Sierra Nevada Foothills. Along edge of Pentz Road 0.6 km north of Durham-Pentz Road. 198 Comment
  CHSC30511  Luzula macrantha J. D. Jokerst 1980-3-23 489 Butte Along Cherokee Flume. 0.5 mi W of Hwy 70, from its S end of Bridge over West Branch Feather River. Comment
  SFV1209  Lychnis coronaria M. L. Vincent 1963-6-10 412 Butte Kunkel Reservoir. 4 miles south of Paradise. 0.5 miles off Pentz Road. 450 Comment
  CHSC51367  Lycopus americanus Vernon Oswald 1990-8-14 4435 Butte Kunkle Reservoir on the east side of Pentz-Magalia Hwy south of Paradise. Along the edge of the reservoir on the north side of the dam. 441 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
  UC108060  Lythrum hyssopifolia Mrs. R. M. Austin Apr, 1899 840 Butte Butte County Comment
  CAS-BOT-BC342723  Madia elegans John Thomas Howell 1962-6-16 37608 Butte Feather River West Branch sw. of Nelson Bar 304 Comment
  CHSC380  Madia elegans subsp. densifolia M. Underhill; V. Holt 1929-4-21 Butte Comment
  CHSC35670  Madia elegans subsp. vernalis R. E. Preston 1982-4-22 262 Butte Ca. 0.3 mi e of Lime Saddle Powerhouse, ca. 4.5 mi se of Paradise. (In dirt road). 335 Comment
  CAS-BOT-BC344315  Madia exigua Lowell Ahart 1979-5-29 s.n. Butte 2 1/2 mi se of Paradise 500 Comment
  CAS-BOT-BC344322  Madia exigua John Thomas Howell 1962-6-16 37609 Butte Feather River West Branch sw. of Nelson Bar 304 Comment
  SFV11421  Madia exigua M. L. Vincent 1963-6-10 419 Butte Kunkel Reservoir. 4 miles south of Paradise. 0.5 miles off Pentz Road. 450 Comment
  CHSC111981  Madia gracilis Lowell Ahart 2012-6-2 18129 Butte Along sides of Truex Rd., w. of intersection of Truex Rd. and Trevor Rd., about 1/8 mi. nw of West Branch Bridge across dLake Oroville.. 286 Comment
  CHSC34710  Madia gracilis M. S. Taylor; R . Schlising, L. Ahart 1980-5-31 2752 Butte Kunkle Reservoir, on e side of Pentz-Magalia Hwy, ca. 2 mi se of Paradise. 441 Comment
  CHSC86972  Madia gracilis L. P. Janeway; John Hunt 2003-6-12 7825 Butte Northern Sierra Nevada Foothills. At Lime Saddle; about 100 m northeast of junction of the campground road and Lime Saddle/Nelson Bar Road; west side of West Branch Feather River arm of Lake Oroville. 305 Comment
  JEPS119875  Madia gracilis Lowell Ahart 2012-6-2 18129 Butte Along the sides of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  CHSC426  Malacothrix floccifera V. Holt; M. Underhill 1952-7-9 Butte 56 Comment
  CHSC50101  Malacothrix floccifera Vernon Oswald 1990-4-24 4169 Butte Lime Saddle Recreation Area on th West Branch of Lake Oroville, ca. 0.2 mi northeast of Nelson Bar Launch, ca. 0.2 mi east of Lime Saddle Powerhouse. 292 Comment
  CHSC78124  Malacothrix floccifera Lowell Ahart 2000-5-31 8417 Butte A serpentine ridge, about 200 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 335 Comment
  JEPS98446  Malacothrix floccifera Lowell Ahart 2000-5-31 8417 Butte 3 mi SE of Paradise (serpentine ridge, 200 yds E of where Kunkle Creek enters Lake Oroville, E of the Kunkle Power House) 335 Comment
  CHSC28647  Marah watsonii M. S. Taylor 1979-3-20 1960 Butte Along old road on n side of Feather River. Ca. 1/4 mi n of Hwy 70, ca. 10 mi n of Oroville. 304 Comment
  CHSC21052  Marsilea vestita M. S. Taylor 1975-10-4 958 Butte On e edge of Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. Comment
  CHSC40606  Medicago polymorpha Ahart; Jokerst 1985-3-24 4858 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 550 Comment
  CHSC97690  Medicago polymorpha Lowell Ahart 2007-11-3 14571 Butte Along a very small stream, below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  CAS-BOT-BC269375  Melica californica Lowell Ahart 1985-5-15 4974 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill 550 Comment
  CAS-BOT-BC269376  Melica californica Lowell Ahart 1979-5-29 s.n. Butte 2 1/2 miles se of Paradise 500 Comment
  CAS-BOT-BC269388  Melica californica L. W. Swift 1934-5-7 102 Butte Outside forest 731 Comment
  CHSC35664  Melica californica R. E. Preston 1982-4-22 252 Butte Ca. 1/2 mi ne of Lime Saddle Powerhouse, ca. 4.5 mi sw of Paradise. 289 Comment
  CHSC40455  Melica californica Lowell Ahart 1985-5-15 4974 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  CHSC44575  Melica californica Lowell Ahart 1979-5-29 1893 Butte West of Kunkle Creek, about 2 1/2 miles south-east of Paradise. 457 Comment
  CHSC56830  Melica californica J. D. Prouty 1980-4-17 80 .68 Butte Woodland off of Yankee Hill Road. 518 Comment
  CHSC67412  Melica californica James D. Jokerst; R. A. Schlising 1985-4-8 2218 Butte Serpentine Point W of and adjacent to Hwy. 70 ca. 0.5 mi S of Lunt Rd. 548 Comment
  CHSC30539  Melica californica var. nevadensis J. D. Jokerst 1980-4-17 584 Butte Top of North Table Mt, N edge of Mt. 472 Comment
  CHSC51952  Melica californica var. nevadensis T. B. Devine 1980-4-28 722 Butte On Cherokee Rd ca 1.5 mi S of jct of Hwy 70, ca 1/2 mi S of Cherokee. Comment
  CAS-BOT-BC262497  Melica torreyana Lowell Ahart 1989-5-10 6221 Butte Near Lake Oroville, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville 289 Comment
  CAS-BOT-BC262500  Melica torreyana Lowell Ahart 1979-5-29 s.n. Butte 2 1/2 mi se of Paradise 500 Comment
  CAS-BOT-BC262504  Melica torreyana John Thomas Howell 1955-6-15 30513 Butte West Branch of North Fork of Feather River 182 Comment
  CHSC30544  Melica torreyana J. D. Jokerst 1980-3-23 490 Butte Along edges of old Cherokee Flume. 0.5 mi W of S end of Bridge on Hwy 70 over W Branch of Feather River. 10 mi N of Oroville. Comment
  CHSC44579  Melica torreyana Lowell Ahart 1979-5-29 1891 Butte West of Kunkle Creek, about 2 1/2 miles south-east of Paradise. 457 Comment
  CHSC46439  Melica torreyana Lowell Ahart 1989-5-10 6221 Butte Along a dirt road, near a stream, near Lake Oroville, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville. 289 Comment
  POM114759  Melica torreyana C. C. Bruce 1898-05 2378 Butte [No locality information provided] Comment
  CHSC753  Melissa officinalis V. Holt; M. Underhill 1952-7-21 Butte 304 Comment
  CHSC43068  Mentha canadensis Joyce Lacey; Jean Witzman 1987-6-25 Solano NE shore of Barker Slough, 1 1/4 mi east and 1 mi south of 'Dozier'. 0 Comment
  CHSC757  Mentha canadensis V. Holt; M. Underhill 1952-7-9 Butte 56 Comment
  CHSC760  Mentha spicata V. Holt; M. Underhill 1952-7-21 Butte 152 Comment
  CAS-BOT-BC428758  Micranthes californica Mrs. C. C. Bruce 1898-2-1 2042 Butte Unspecified Comment
  CAS-BOT-BC428766  Micranthes californica Ira L. Wiggins 1925-3-25 1431 Butte 1/2 mi W. of Pence [Pentz] on Pence [Pentz] - Durham Road. Comment
  CHSC61217  Micranthes californica Vernon H. Oswald; Lowell Ahart 1993-3-24 5237 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. 243 Comment
  SEINET7067142  Micropus californicus A. G. Vestal 1947-4-30 s.n. Butte Road to Cherokee on the Cherokee Road. Coordinate datum: NAD27. Comment
  CHSC12118  Micropus californicus var. californicus M. F. Smith 1972-5-3 7 Butte 300 yds. southwest of intersection of Pentz Road and Paradise-Oroville Highway. 152 Comment
  CHSC40549  Micropus californicus var. californicus Ahart; Jokerst 1985-3-24 4852 Butte Serpentine Point, west of Yankee Hill. 550 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
  CHSC32660  Microsteris gracilis M. S. Taylor; L. Hanson 1981-3-16 3412 Butte E side of Truex Rd, ca 1/2 mi s of its jct with Hwy 70, ca. 7 mi n of Oroville. 304 Comment
  GH365952  Mimulus aurantiacus Mrs. R. M. Austin 1879-06-01 - 1879-07-01 Unknown Comment
  SEINET7073609  Mimulus aurantiacus A. G. Vestal 1955-5-20 s.n. Butte About 5.6 miles south of Magalia on the Pentz Road [Pentz - Magalia Highway]. UTM Zone 10, 6223320mE, 4398975mN. Coordinate datum: NAD27. Comment
  GH367045  Mimulus aurantiacus var. grandiflorus F. W. Pennell 1940-6-5 25677 Unknown Route 24, Along Feather River, above Oroville 10-12 mi. above. 182 Comment
  JEPS119873  Mimulus aurantiacus var. grandiflorus Lowell Ahart 2012-6-2 18128 Butte Along the sides of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  RSA435494  Mimulus aurantiacus var. grandiflorus Francis W. Pennell, A. A. Beetle 1940-6-5 25677 Butte route 24 Stony bank, red clay, along Featerh Rvier above Oroville, 10-12 mi. above 183 Comment
  UC1012167  Mimulus aurantiacus var. grandiflorus F. W. Pennell and A. A. Heller 1940-6-5 25677 Butte 10-12 mi above Oroville (Route 24); Feather River 182 Comment
  UC1577071  Mimulus aurantiacus var. grandiflorus C. G. Albertus 1933-6-6 17 Butte 1 mi nw Nelson's Bar; Chico Quadrangle Comment
  SFV3372  Mimulus bicolor B. Fuller 1962-5-8 Butte Sierra Nevada Paradise. 0.5 miles west of 5330 Harrison Road. At the spring. 480 Comment
  SFV3373  Mimulus bicolor M. L. Vincent 1962-4-18 206 Butte Sierra Nevada Paradise. 0.5 miles west of 5330 Harrison Road. In marshy ground near a spring. 480 Comment
  RSA796039  Mimulus bifidus subsp. bifidus L. Ahart 2012-6-2 18128 Butte Along the sides of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. 287 Comment
  RSA454333  Mimulus glaucescens M. M. Boney 1897-1 s.n. Butte [No location data on label] Comment
  RSA60038  Mimulus glaucescens G. R. Campbell 1950-6-8 15487 Butte 9 miles southeast of Paradise Comment
  RSA60039  Mimulus glaucescens G. R. Campbell 1950-6-8 15488 Butte 6 miles southeast of Paradise 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
  CAS-BOT-BC7511  Mimulus guttatus var. glaucescens R. M. Austin 1883-5-1 s.n. Butte unspecified Comment
  SFV3383  Mimulus kelloggii M. L. Vincent 1961-3-26 20 Butte Sierra Nevada Near Feather River Bridge. Nelson Bar Road, two miles east of Pentz Road. Southeast of Paradise. 430 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
  JEPS98444  Mimulus microphyllus Lowell Ahart 2000-5-31 8428 Butte 3 miles SE of Paradise (below the high water line of Lake Oroville, about 400 yds E of where Kunkle Creek enters Lake Oroville) 271 Comment
  CHSC1787  Mimulus moschatus M. Underhill 1952-7-2 Butte 152 Comment
  CAS-BOT-BC174596  Minuartia californica Ahart; Jokerst 1985-3-24 4868 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill 550 Comment
  CHSC20118  Minuartia californica M. S. Taylor 1975-4-26 522 Butte In vernal pool, on e side of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  CHSC40650  Minuartia californica Ahart; Jokerst 1985-3-24 4868 Butte Found west of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 550 Comment
  CAS-BOT-BC388613  Minuartia douglasii L. P. Janeway 1993-5-2 4335 Butte South of Serpentine Point and above Hwy 70 518 Comment
  CHSC49834  Minuartia douglasii Vernon Oswald 1990-4-4 4148 Butte Lime Saddle Recreation Area on the West Branch of Lake Oroville, ca. 0.2 mi ne of Nelson Bar Launch, ca. 0.2 mi se of Lime Saddle Powerhouse. 304 Comment
  CHSC62724  Minuartia douglasii L. P. Janeway 1993-5-2 4335 Butte Serpentine ridge, south of Serpentine Point and above Hwy. 70. 518 Comment
  RSA304506  Minuartia douglasii Barbara Ertter, Jeffrey L. Strachan, L. Ahart 1980-5-7 3300 Butte North Table Mountain, 5 airmiles N of Oroville; flat-topped basalt butte, near parking area. 396 Comment
  CHSC116321  Mollugo verticillata Lowell Ahart 2015-10-26 20593 Butte Strand of Lake Oroville, on the west side of the West Branch of the Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC40638  Mollugo verticillata Lowell Ahart 1985-10-12 5204 Butte Along the boat ramp, at the end of Nelson Bar Road, about 1 mile south of Kunkle Reservoir, about 3 miles south of Paradise. 301 Comment
  CHSC97743  Mollugo verticillata Lowell Ahart 2007-11-3 14569 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS115056  Mollugo verticillata Lowell Ahart 2007-11-3 14569 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  JEPS124254  Mollugo verticillata Lowell Ahart 2015-10-26 20593 Butte About 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  CAS-BOT-BC219946  Monardella breweri subsp. lanceolata John Thomas Howell 1962-6-16 37611 Butte Feather River West Branch sw. of Nelson Bar 304 Comment
  CHSC111978  Monardella breweri subsp. lanceolata Lowell Ahart 2012-6-2 18135 Butte Along the east side of a poor dirt road, about 100 yards north of Truex Road, west of intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. 286 Comment
  CHSC46490  Monardella breweri subsp. lanceolata Lowell Ahart 1989-5-31 6330 Butte Growing near a poor dirt road, east of a small stream, north of Truex Road, near Lake Oroville, about 1/4 mile northwest of the West Branch Bridge across Lake Oroville. 304 Comment
  RSA107826  Monardella odoratissima subsp. pallida L. S. Rose 1955-6-15 55105 Butte 6 miles SE of Paradise on Pentz Rd. 427 Comment
  CAS-BOT-BC220233  Monardella sheltonii John Thomas Howell 1955-6-15 30481 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CAS-BOT-BC220253  Monardella sheltonii Lewis S. Rose 1955-6-15 55105 Butte 6 mi. se. of Paradise on Pentz Road 426 Comment
  CHSC52048  Monardella sheltonii L. P. Janeway 1988-6-29 2908 Butte Along the road to The Lime Saddle, 0.2 mi from the Pentz- Magalia Hwy. 320 Comment
  CHSC769  Monardella sheltonii M. Underhill 1952-7-2 Butte 152 Comment
  CHSC93083  Monardella sheltonii L. P. Janeway 1994-6-23 4672 Butte Northern Sierra Nevada Foothills. Pinkston Canyon Road about 400 ft east of Concow Road. 563 Comment
  UC1093944  Monardella villosa subsp. villosa Lewis S. Rose 1955-6-15 55105 Butte 6 mi SE of Paradise on Pentz Road 426 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
  CHSC61211  Montia fontana subsp. amporitana Vernon H. Oswald; Lowell Ahart 1993-3-24 5244 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. 262 Comment
  CHSC39886  Montia fontana subsp. chondrosperma M. S. Taylor; L. Ahart, J. Jokerst 1984-4-6 5405 Butte Ca. 0.5 mi N of Kunkle Reservoir, on E side of Pentz-Magalia Hwy, ca. 3 mi S of Paradise. Comment
  CHSC40647  Muhlenbergia filiformis Lowell Ahart 1985-10-12 5198 Butte Near the east side of Kunkle Reservoir, about 2 miles south of Paradise. 502 Comment
  CHSC51290  Muhlenbergia filiformis Lowell Ahart 1990-10-21 6636 Butte Below the high water line of Lake Oroville, about 1 mile north of Nelson Bar Road, about 1/2 mile west of Gold Flat. 213 Comment
  UC1563268  Muhlenbergia filiformis unknown 1990-10-21 6636 Butte about 1/2 mi w Gold Flat (1 mi n of Nelson Bar Road, below high water line of lake); Lake Oroville 213 Comment
  CAS-BOT-BC262586  Muhlenbergia jonesii Lowell Ahart 1985-10-12 5198 Butte Near the east side of Kunkle Reservoir, about 2 miles south of Paradise 502 Comment
  SEINET256564 Image available Muhlenbergia jonesii Lowell Ahart 1985-10-12 5198 Butte Near the east side of Kunkle Rexervoir about 2 miles south of Paradise. 503 Comment
  CHSC116152  Muhlenbergia mexicana Lowell Ahart 2015-10-26 20604 Butte Strand of Lake Oroville, on west side of West Branch of Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC51291  Muhlenbergia mexicana Lowell Ahart 1990-10-21 6635 Butte Below the high water line of Lake Oroville, about 1 mile north of Nelson Bar Road, about 1/2 mile west of Gold Flat. 213 Comment
  RSA518697  Muhlenbergia mexicana L. Ahart 1990-10-21 6635 Butte Below the high water line of Lake Oroville, about 1 mile north of Nelson Bar Road, about half mile west of Gold Flat. 213 Comment
  UC1563261  Muhlenbergia mexicana unknown 1990-10-21 6635 Butte about 1/2 mi w Gold Flat (about 1 mi n of Nelson Bar Road, below high water line of lake); Lake Oroville 213 Comment
  CHSC21042  Muhlenbergia rigens M. S. Taylor 1975-10-4 963 Butte On s side of Kunkle Reservoir, ca. 200 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. Comment
  CHSC13808  Nassella pulchra J. G. Moore 1969-4-18 11 Butte Along side road on Cherokee Rd. 2.5 mi. s of Hwy. 70. 365 Comment
  CHSC35662  Nassella pulchra R. E. Preston 1982-4-22 250 Butte In saddle of ridge ca. 0.3 mi ne of Lime Saddle Powerhouse, ca. 4.5 mi se of Paradise. 353 Comment
  CHSC6156  Nassella pulchra E. Parreno 1968-4-19 66 Butte Roadside of Cherokee Rd. e of Cherokee cemetery. Comment
  CHSC6749  Nassella pulchra V. Hagaman 1968-4-19 476 Butte Cherokee Village, ca 200 yards E. of cemetary. Comment
  CAS-BOT-BC60376  Nasturtium officinale Lowell Ahart 1989-5-31 6332 Butte North of the end of Truex Road, near Lake Oroville, about 0.25 mile NW of the West Branch Bridge across Lake Oroville. 304 Comment
  CHSC44334  Navarretia divaricata subsp. vividior Lowell Ahart 1979-5-29 1906 Butte Along the edge of a dirt road, about 1/2 mile east of Kunkle Creek, about 2 1/2 miles south-east of Paradise. 457 Comment
  RSA107397  Navarretia filicaulis L. S. Rose 1955-6-15 55101 Butte 6 miles SE of Paradise on Pentz Road 427 Comment
  SD7460  Navarretia filicaulis Mrs. R. M. Austin 1883-1 Butte Butte Co Comment
  UC1111635  Navarretia filicaulis Lewis S. Rose 1955-6-15 55101 Butte 6 mi se Paradise (on Pentz Road) 426 Comment
  CAS-BOT-BC230302  Navarretia heterandra A. A. Heller 1913-5-25 10758 Butte Near Pents 152 Comment
  CHSC30684  Navarretia intertexta M. S. Taylor; L. Ahart, R. Schlising 1980-5-31 2757 Butte Kunkle Reservoir, e side, e side of Pentz-Magalia Hwy, ca. 2 mi s of Paradise. 441 Comment
  CHSC36712  Navarretia intertexta D. H. Ikeda 1980-5-26 389 Butte 1.4 mi w of intersection of Lunt Rd. and Nelson-Bar Rd. Comment
  CHSC36719  Navarretia intertexta D. H. Ikeda 1980-5-26 387 Butte 1.0 mi w of intersection of Lunt Rd. and Nelson-Bar Rd. Comment
  CHSC36720  Navarretia intertexta D. H. Ikeda 1980-5-23 373 Butte 1.0 mi w of intersection of Lunt Rd. and Nelson-Bar Rd. 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
  UC172824  Navarretia intertexta A. A. Heller 1913-5-25 10759 Butte near Pentz 152 Comment
  CHSC30683  Navarretia intertexta subsp. intertexta M. S. Taylor; L. Ahart, R. Schlising 1980-5-31 2758 Butte Kunkle Reservoir, e side, e side of Pentz-Magalia Hwy, ca. 2 mi s of Paradise. 441 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
  GH385274  Navarretia nigelliformis A. E. Bidwell 1879-05-01 - 1879-06-01 Unknown Cherokee 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
  CAS-BOT-BC233618  Navarretia pubescens A. A. Heller 1913-5-25 10757 Butte Near Pents 152 Comment
  CHSC36707  Navarretia pubescens D. H. Ikeda 1980-5-26 388 Butte 1.4 mi w of junction of Lunt Rd. and Nelson-Bar Rd. Comment
  CHSC52110  Navarretia pubescens D. H. Ikeda 1980-5-26 388 Butte 1.4 mi from junction of Lunt Rd. and Nelson-Bar Rd. Comment
  SD122564  Navarretia pubescens D. H. Ikeda 1980-5-26 388 Butte 1.4 mi from junction of Lunt Rd. and Nelson-Bar Rd. Comment
  UC1124127  Navarretia pubescens C. G. Albertus 1933-6-6 26 Butte 1.5 mi w Pentz; Chico Quad. 137 Comment
  UC172847  Navarretia pubescens A. A. Heller 1913-5-25 10757 Butte near Pents 152 Comment
  UCD48660  Navarretia tagetina M. Vincent 1963-6-5 381 Butte Pentz road 5 miles south of Paradise. Roadside. Comment
  SD7652  Navarretia viscidula Mrs. R. M. Austin 1883-1 Butte Butte Co Comment
  CHSC32657  Nemophila heterophylla M. S. Taylor; L. Hanson 1981-3-16 3411 Butte Shaded embankment, e side of Truex Rd, ca. 0.5 mi s of its jct with Hwy 70, ca. 7 mi n of Oroville. 304 Comment
  CHSC697  Nemophila menziesii E. Stilson 1897-4-1 Butte Comment
  CHSC39933  Nemophila pedunculata M. S. Taylor; L. Ahart, J. Jokerst 1984-4-6 5400 Butte Ca. 0.5 mi N of Kunkle Reservoir, on E side of Pentz-Magalia Hwy, ca. 3 mi S of Paradise. Comment
  CHSC46084  Nemophila pedunculata Lowell Ahart 1989-3-25 6201 Butte Along an old dirt road, near Lake Oroville, about 1/4 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  SD7923  Notholithocarpus densiflorus R. M. Austin Butte Comment
  CHSC111968  Odontostomum hartwegii Lowell Ahart 2012-6-2 18140 Butte Along a small stream, west of a poor dirt road, about 100 yards north of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. 286 Comment
  CHSC40407  Odontostomum hartwegii Lowell Ahart 1985-5-15 4980 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  JEPS120090  Odontostomum hartwegii Lowell Ahart 2012-6-2 18140 Butte About 100 yards north of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  CHSC21071  Oenothera elata subsp. hirsutissima M. S. Taylor 1975-10-4 953 Butte In ne corner of Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  CHSC25281  Origanum majorana K. R. Stern 1977-6-25 Butte Comment
  CHSC40920  Orobanche fasciculata Lowell Ahart 1979-5-29 1908 Butte Along the edge of a dirt road about 1/2 mile east of Kunkle Creek, about 2 1/2 miles south-east of Paradise. 457 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
  CHSC49843  Oxalis corniculata Vernon Oswald 1990-4-11 4162 Butte Upper Miocene Canal between Kunkle Reservoir and the jeep trail cutting down the slope above the West Branch of Lake Oroville. On the downhill side of the canal. 426 Comment
  CAS-BOT-BC316893  Packera eurycephala var. lewisrosei John Thomas Howell 1955-6-15 30507 Butte West branch of North Fork of Feather river 182 Comment
  CAS-BOT-BC316897  Packera eurycephala var. lewisrosei John Thomas Howell 1962-6-16 37616 Butte Nelson Bar 213 Comment
  CHSC35669  Packera eurycephala var. lewisrosei R. E. Preston 1982-4-22 260 Butte Lakeside; Lake Oroville, ca. 1/2 mi ne of Lime Saddle Powerhouse, ca. 4.5 mi se of Paradise. 286 Comment
  CHSC116287  Panicum capillare Lowell Ahart 2015-10-26 20605 Butte Strand of Lake Oroville, on west side of West Branch of Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 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
  JEPS124345  Panicum capillare Lowell Ahart 2015-10-26 20605 Butte About 1 mile (air) of southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  CHSC39398  Panicum dichotomiflorum L. Ahart 1983-9-17 4429 Butte Ca. 1/8 mi ne of Kunkle Reservoir, south of Paradise. 600 Comment
  CHSC97686  Panicum dichotomiflorum Lowell Ahart 2007-11-3 14562 Butte Along a very small stream, below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  CHSC116140  Panicum dichotomiflorum subsp. dichotomiflorum Lowell Ahart 2015-10-26 20606 Butte Strand of Lake Oroville, on west side of West Branch of Feather River,about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southest of Paradise. 207 Comment
  JEPS124344  Panicum dichotomiflorum subsp. dichotomiflorum Lowell Ahart 2015-10-26 20606 Butte About 1 mile (air) of southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  CDA6402  Parentucellia viscosa L. P. Janeway 2006-5-4 8574 Butte Northern Sierra Nevada Foothills; On the slopes above the east side of Pentz Road 0.5 km north of Durham-Pentz Road. Comment
  CHSC50116  Parentucellia viscosa Vernon Oswald 1990-4-24 4167 Butte Messila Valley Rd, 0.6 mi west of Pentz-Magalia Hwy, ca. 6 mi south-southeast of Paradise. 164 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
  CHSC90963  Parentucellia viscosa L. P. Janeway; M. Brown, S. Mackey Hillaire, J. Tuitele-Lewis 2005-5-4 8381 Butte Northern Sierra Nevada Foothills. Along the north edge of Hwy 70 0.5 km east of Cherokee Road. 299 Comment
  CHSC95059  Parentucellia viscosa L. P. Janeway 2006-5-4 8574 Butte Northern High Sierra Nevada Foothills. Abundant on the slopes above the east side of Pentz Road 0.5 km north of Durham-Pentz Road. 201 Comment
  JEPS108539  Parentucellia viscosa L. P. Janeway 2006-5-4 8574 Butte Northern High Sierra Nevada Foothills. Abundant on the slopes above the east side of Pentz Road 0.5 km north of Durham-Pentz Road 201 Comment
  RSA712869  Parentucellia viscosa L. P. Janeway 2006-5-4 8574 Butte Northern Sierra Nevada Foothills. Above the east side of Pentz Road 0.5 km north of Durham-Pentz Road. 201 Comment
  RSA716561  Parentucellia viscosa L. P. Janeway, Matt Brown, Samantha Hillaire, Jamie Tuitele-Lewis 2005-5-4 8381 Butte Northern Sierra Nevada Foothills. Along the north edge of Hwy 70 0.5 km east of Cherokee Road. 299 Comment
  UC177007  Parvisedum pumilum Mrs. R. M. Austin Butte Butte County Comment
  CHSC21002  Paspalum dilatatum M. S. Taylor 1975-10-4 952 Butte On e side of Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  CHSC32814  Pedicularis densiflora W. Michael Foster 1981-4-13 1 Butte Ca. 200 ft ne of Cherokee rd and ca. 10 mi n of Oroville. 304 Comment
  CHSC3535  Pedicularis densiflora John Francis 1966-4-6 83 Butte 0.3 mi from intersection of Pentz-Magalia Rd. and Nelson Bar Rd., on Nelson Bar Rd. Comment
  CAS-BOT-BC71198  Pellaea andromedifolia M. S. Taylor 1979-3-20 1957 Butte along north fork of Feather River, ca. 3 mi n of jct of Feather River and Hwy 70, ca. 10 mi n of Oroville 304 Comment
  CAS-BOT-BC71199  Pellaea andromedifolia John Thomas Howell 1962-6-16 37620 Butte Nelson Bar 213 Comment
  CHSC31462  Pellaea andromedifolia M. S. Taylor 1981-1-5 3370 Butte Ca. 100 ft e of Pentz-Magalia Hwy, ca. 1 mi s of Kunkle Reservoir, ca. 3 mi s of Paradise. 411 Comment
  CHSC97737  Pellaea andromedifolia Lowell Ahart 2007-11-3 14550 Butte West of the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about one mile north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 322 Comment
  JEPS115072  Pellaea andromedifolia Lowell Ahart 2007-11-3 14550 Butte West of the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about one mile north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 322 Comment
  SFV71  Pellaea andromedifolia M. L. Vincent 1961-3-26 8 Butte Sierra Nevada 0.5 miles north of Nelson Bar Road near P. G. & E. power building. Southeast of Paradise 300 Comment
  CAS-BOT-BC67558  Pellaea mucronata M. S. Taylor 1979-3-20 1954 Butte Ca. 1 mi. N of jct. of north fork Feather River and Hwy 70 along an old road, ca. 10 mi. N of Oroville. 304 Comment
  CAS-BOT-BC67598  Pellaea mucronata Ahart; Jokerst 1985-3-24 4855 Butte Serpentine Point, west of Yankee Hill 550 Comment
  CHSC27944  Pellaea mucronata M. S. Taylor 1979-3-20 1954 Butte Ca. 1 mi n of jct of north fork Feather River and Hwy 70. Ca. 10 mi n of Oroville. 304 Comment
  CHSC31463  Pellaea mucronata M. S. Taylor 1981-1-5 3369 Butte Ca. 100 ft e of Pentz-Magalia Hwy, ca. 1 mi s of Kunkle Reservoir, ca. 3 mi s of Paradise. 411 Comment
  CHSC40635  Pellaea mucronata Ahart; Jokerst 1985-3-24 4855 Butte Serpentine Point, west of Yankee Hill. 550 Comment
  SFV64  Pellaea mucronata M. L. Vincent 1961-3-26 7 Butte Sierra Nevada 0.5 miles north of Nelson Bar Road near P. G. & E. power building. Southeast of Paradise 300 Comment
  SEINET267156 Image available Pellaea mucronata subsp. mucronata T. A. Ranker, P. G. Trapp 1994-6-17 1623 Butte Pence Road south of Paradise. 395 Comment
  UC122749  Pellaea mucronata var. mucronata Mrs. R. M. Austin May 1879 83 Butte hills near Cold Canyon Comment
  UC1605504  Pellaea mucronata var. mucronata T. A. Ranker and P. G. Trapp 1994-6-17 1623 Butte s of Paradise (Pence Rd, along pipeline below Kunkel Reservoir); Cherokee Quadrangle 7.5 min topo. map 395 Comment
  NY571121  Penstemon azureus var. angustissimus F. W. Pennell 1940-6-5 25678 Butte Route 24, along Feather River, 10-12 miles above Oroville 182.9 Comment
  UC1012234  Penstemon azureus var. angustissimus F. W. Pennell and A. A. Heller 1940-6-5 25678 Butte Route 24, 10-12 mi above Oroville (along Feather River); , above Oroville 182 Comment
  UC103025  Penstemon laetus var. leptosepalus Mrs. R. M. Austin 1883-1 Butte Butte Co. Comment
  CHSC1872  Penstemon neotericus M. Underhill 1952-7-2 Butte 609 Comment
  CAS-BOT-BC245684  Penstemon newberryi var. newberryi Lowell Ahart 1980-5-19 2312 Butte Near bridge, South Fork of Feather River, Sierra Nevada 800 Comment
  JEPS14291  Pentachaeta alsinoides Rimo Bacigalupi with G. T. Robbins and Fran Chisaki 1956-4-19 5608 Butte along Oroville-Concowroad 2.8 mi below (and s of) junction with Yankee Hill road 373 Comment
  SBBG47401  Pentagramma pallida J. T. Howell 1962-6-16 37618 Butte Nelson Bar 213 Comment
  UC122974  Pentagramma pallida Mrs. R. M. Austin May, 1883 84 Butte Iron Canyon above Chico Comment
  CAS-BOT-BC77137  Pentagramma triangularis subsp. semipallida Peter H. Raven 1954-4-17 6620 Butte 10 miles above Oroville on road to Pulga Comment
  CAS-BOT-BC77175  Pentagramma triangularis subsp. semipallida M. S. Taylor 1979-3-20 1939 Butte Ca. 1 mi N of jct. of north fork Feather River, along an old road, ca. 10 mi N of Oroville. 304 Comment
  CHSC111979  Pentagramma triangularis subsp. semipallida Lowell Ahart 2012-6-2 18136 Butte Along east side of a poor dirt road, about 100 yards north of Truex Rd., west of intersection of Truex Rd. and Trevor Rd., about 1/8 mi. northwest of West Branch Bridge across Lake Oroville. 286 Comment
  CHSC27953  Pentagramma triangularis subsp. semipallida M. S. Taylor 1979-3-20 1958 Butte Along north fork of Feather River, ca. 3 mi n of jct of Feather River and Hwy 70, ca. 10 mi n of Oroville. 304 Comment
  CHSC27954  Pentagramma triangularis subsp. semipallida M. S. Taylor 1979-3-20 1939 Butte Ca. 1 mi n of jct of north fork Feather River, ca. 10 mi n of Oroville. 304 Comment
  CHSC29723  Pentagramma triangularis subsp. semipallida J. D. Jokerst 1980-4-17 587 Butte Top of North Table Mt, northern most edge. 472 Comment
  CHSC30015  Pentagramma triangularis subsp. semipallida L. Ahart 1980-5-11 2243 Butte About 1/4 mi s of Kunkle Reservoir, ca. 3 mi se of Paradise. 500 Comment
  CHSC31464  Pentagramma triangularis subsp. semipallida M. S. Taylor 1981-1-5 3368 Butte Ca. 100 ft e of Pentz-Magalia Hwy, ca. 1 mi s of Kunkle Reservoir, ca. 3 mi s of Paradise. 411 Comment
  CHSC32689  Pentagramma triangularis subsp. semipallida M. S. Taylor; L. Hanson 1981-3-16 3408 Butte E side of Truex Rd, ca. 1/2 mi s of its jct with Hwy 70, ca. 7 mi n of Oroville. 304 Comment
  CAS-BOT-BC77079  Pentagramma triangularis subsp. triangularis John Thomas Howell 1962-6-16 37618 Butte Sierra Nevada - Nelson Bar 213 Comment
  JEPS120170  Pentagramma triangularis subsp. triangularis Lowell Ahart 2012-6-2 18136 Butte About 100 yards north of Truex Road, west of intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  UC122975  Pentagramma triangularis subsp. triangularis Mrs. R. M. Austin 1879-1 Butte Cold Canyon Comment
  CHSC1972  Perideridia bolanderi subsp. involucrata M. Underhill 1952-7-2 Butte 243 Comment
  UC1312882  Perideridia bolanderi subsp. involucrata Lincoln Constance and Tsan-Iang Chuang 1967-6-21 3778 Butte road to Magalia 1.8 mi n Pentz Store 137 Comment
  UC1312887  Perideridia bolanderi subsp. involucrata Lincoln Constance and Tsan-Iang Chuang 1967-6-21 3778 Butte road to Magalia 1.8 mi n Pentz Store 137 Comment
  UC1390028  Perideridia bolanderi subsp. involucrata T. I. Chuang and L. Constance 1967-6-21 6058 Butte 1.9 mi se Highway 70 (on road from Cherokee to Oregon City) Comment
  JEPS50772  Perideridia oregana Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9289 Butte on Feather River Hwy about 1 mi n beginning of grade (just e of Messilla Valley) 304 Comment
  CHSC37286  Petrorhagia dubia M. S. Taylor 1982-5-2 4382 Butte Along Truex Rd ca. 1/2 mi w of its jct with Hwy 70, ca. 10 air mi n of Oroville. Comment
  SFV1248  Petrorhagia dubia M. L. Vincent 1962-4-17 201 Butte Sierra Nevada At Pentz and Nelson Bar Roads. 5 miles south of Paradise. 330 Comment
  CHSC25277  Petroselinum crispum K. R. Stern 1977-4-25 Butte Comment
  CHSC50108  Phacelia corymbosa Vernon Oswald 1990-4-24 4172 Butte Lime Saddle Recreation Area on the West Branch of Lake Oroville, ca. 0.2 mi northeast of Nelson Bar Launch, ca. 0.2 mi east of Lime Saddle Powerhouse. 277 Comment
  CHSC24760  Phacelia egena Keith Lickey 1976-4-14 59 Butte 300 m w of Hwy 70, ca. 1 km n of Lunt Rd. 365 Comment
  CHSC40595  Phacelia egena Ahart; Jokerst 1985-3-24 4857 Butte Serpentine Point, west of Yankee Hill, around large rock outcroppings. 550 Comment
  CHSC4595  Phacelia egena C. Glascock 1965-4-10 305 Butte 2.5 mi. s on Clark Rd. from its intersection with Pearson Rd., Paradise. Comment
  UC1047036  Phacelia egena L. R. Heckard and J. R. Sweeney 1953-4-27 341 Butte Feather River Hwy about 12 mi ne Oroville (base of roadcuts) 152 Comment
  UC1047037  Phacelia egena L. R. Heckard and J. R. Sweeney 1953-4-27 343 Butte along Feather River Hwy about 0.5 mi below Las Plumas road junction (about 14 mi ne of Oroville) Comment
  UC1047038  Phacelia egena L. R. Heckard and J. R. Sweeney 1953-4-27 344 Butte along Feather River Hwy about 16 mi ne Oroville Comment
  UC1047039  Phacelia egena L. R. Heckard and J. R. Sweeney 1953-4-27 345 Butte along Feather River Hwy about 10 mi below Pulga (about 18 mi ne of Oroville) 304 Comment
  UC1299148  Phacelia egena Freed W. Hoffman 1951-3-19 3857 Butte lava cap bluff 16.3 mi from Chico (on road from Chico to Pentz) Comment
  CHSC56832  Phalaris aquatica J. Lund 1980-4-28 Butte Corner of Pentz Road and Pentz-Magalia Hwy, ca 15 mi south of Chico and 5 mi east of Hwy 99. 91 Comment
  CHSC20453  Phalaris caroliniana Dave Isle 1969-4-18 372 Butte 6 1/2 miles N. of Oroville on Cherokee Road (about 500+ yards W. of road on Table Mtn.). 289 Comment
  POM116441  Phalaris caroliniana C. C. Bruce 1898-05 2376 Butte [No locality information provided] Comment
  CAS-BOT-BC128859  Philadelphus John Thomas Howell 1962-6-16 37607 Butte Feather River West Branch sw. of Nelson Bar 304 Comment
  UC1127341  Philadelphus lewisii J. E. Sowder 1933-5-26 78 Butte 1/2 mi w Yankee Hill; Chico Quadrangle Comment
  CAS-BOT-BC135097  Phoradendron juniperinum Flower Shaw 1928-4-1 s.n. Butte Cherokee School Comment
  CAS-BOT-BC141244  Phoradendron serotinum subsp. tomentosum M. S. Taylor 1981-1-5 3373 Butte ca. 100 ft E of Pentz-Magalia Hwy., ca. 1 mi S of Kunkle Reservoir, ca. 3 mi S of Paradise 411 Comment
  HSC72947  Phoradendron serotinum subsp. tomentosum M. S. Taylor 1981-1-5 3373 Butte 100 ft. E of Pentz-Magalia Hwy., 1 mi. S of Kunkle Reservoir, 3 mi. S of Paradise 412 Comment
  CHSC31465  Phoradendron villosum M. S. Taylor 1981-1-5 3373 Butte Ca. 100 ft e of Pentz-Magalia Hwy, ca. 1 mi s of Kunkle Reservoir, ca. 3 mi s of Paradise. 411 Comment
  SFV11547  Pickeringia montana M. L. Vincent 1963-6-10 418 Butte Kunkel Reservoir. 4 miles south of Paradise. 0.5 miles off Pentz Road. 450 Comment
  CHSC42140  Pilularia americana Lowell Ahart 1984-5-7 4588 Butte Along the sides of Kunkle Creek, about 1/2 mile north of Kunkle Res., about 2 miles south of Paradise. 548 Comment
  UC1549534  Pilularia americana Lowell Ahart 1984-5-7 4588 Butte Ca. 0.5 mi N of Kunkle Reservoir, along Kunkle Creek, ca. 2 mi S of Paradise, E side of Pentz-Magalia Highway. 600 Comment
  NY34618  Pinus attenuata R. C. Walsh 1987-7-7 297 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
  NY34619  Pinus attenuata R. C. Walsh 1987-7-7 297 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
  NY61576  Pinus jeffreyi E. B. Copeland 1929-7-19 333 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
  NY61577  Pinus jeffreyi E. B. Copeland 1929-7-19 333 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
  NY61630  Pinus lambertiana E. B. Copeland 1929-7-19 332 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
  NY61631  Pinus lambertiana E. B. Copeland 1929-7-19 332 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
  NY61952  Pinus monticola E. B. Copeland 1929-7-17 331 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
  NY61953  Pinus monticola E. B. Copeland 1929-7-17 331 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
  NY61961  Pinus monticola A. A. Heller 1915-6-26 12033 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
  CHSC20119  Pinus sabiniana M. S. Taylor 1975-4-26 527 Butte On n and e side of Kunkle Reservoir, ca. 500 m e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 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
  CHSC81424  Piperia transversa L. P. Janeway 1996-5-27 4981 Butte Northern Sierra Nevada Foothills. Next to the road into Vinton Gulch; 100 ft east of Cherokee Road. 307 Comment
  CHSC45897  Plagiobothrys austiniae Lowell Ahart 1984-4-6 4544 Butte About 1/2 mile north of Kunkle Reservoir, about 2 miles south of Paradise. 548 Comment
  CHSC31258  Plagiobothrys bracteatus R. A. Schlising 1980-6-1 3610 Butte S of Paradise, at Kunkle Reservoir, off Pentz Hwy. 440 Comment
  CHSC43392  Plagiobothrys glyptocarpus Lowell Ahart 1979-5-7 1856 Butte Near Kunkle Creek, about 2 1/2 miles south-east of Paradise. 472 Comment
  CHSC43468  Plagiobothrys glyptocarpus Lowell Ahart 1979-4-30 1853 Butte About 1 mile northeast of the West Branch Bridge across Lake Oroville. In seeps and small streams. 365 Comment
  CHSC46778  Plagiobothrys glyptocarpus Lowell Ahart 1984-5-7 4590 Butte Near Kunkle Creek, about 1/2 mile north of Kunkle Reservoir, about 2 miles south of Paradise. 548 Comment
  SD122572  Plagiobothrys glyptocarpus var. modestus Lowell Ahart 1984-5-7 4590 Butte 0.5 mile north of Kunkle Reservoir, along Kunkle Creek, ca. 2.0 miles south of Paradise. 600 Comment
  CHSC49829  Plagiobothrys leptocladus Vernon Oswald 1990-4-4 4145 Butte Vinton Gulch access to the West Branch of Lake Oroville, ca. 0.5 mi (air) north of Cherokee. 268 Comment
  SBBG40484  Plagiobothrys nothofulvus J. Ingram 1960-4-6 508 Butte below Pentz Rd, ca. 1 mi N of jct with Nelson Bar Rd, S of Paradise Comment
  UC1377778  Plagiobothrys nothofulvus John Ingram 1960-4-6 508 Butte about 1 mi n junction of Pentz Road and Nelson Bar Road (slope below Pentz Raod, s of Paradise) Comment
  RSA32734  Plagiobothrys tenellus A. A. Heller 1938-4-14 15037 Butte Between Pentz and Cherokee. Comment
  UC726653  Plagiobothrys tenellus A. A. Heller 1938-4-14 15037 Butte roadside bank between Pentz and Cherokee Comment
  CHSC28636  Plantago erecta M. S. Taylor 1979-3-31 1974 Butte Jct of Pentz-Magalia Rd and Pentz Rd, se corner, ca. 1/4 mi w of Hwy 70, ca. 22 mi n of Oroville. 198 Comment
  CHSC33394  Plantago erecta C. W. Dawson 1978-3-29 9 Butte 1.5 mi. s of Paradise and junction of Pearson Road and Clark Road (Hwy. 191). 800 ft. nnw of roadway at top of ridge. 335 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
  CHSC4179  Plantago erecta M. Lee 1967-4-10 15 Butte In field, W. side of Cherokee Rd., ca. 8 1/2 mi. N. of Oroville. 373 Comment
  UC1125626  Plantago erecta J. E. Sowder 1933-6-20 88 Butte 1.5 mi s Yankee Hill; Chico Quad. 457 Comment
  CHSC35652  Platystemon californicus R. E. Preston 1982-4-7 236 Butte Ca. 10 ft above high water mark, w branch Feather River arm of Lake Oroville, ca. 1 mi. n of Nelson Bar launch ramp, ca 4 mi sw of Paradise. 304 Comment
  CHSC41359  Platystemon californicus R. A. Schlising; N. A. Prouty 1982-4-9 4227 Butte S of Paradise off Pentz-Magalia Highway and SE of Lime Saddle Powerhouse. Comment
  CHSC31206  Plectritis ciliosa M. S. Taylor 1980-4-16 2488 Butte Lake Oroville State Recreation Area, ca. 1/4 mi s of Parish Camp, ca. 1 mi s of Lime Saddle Memorial Park, ca. 5 mi s of Paradise. 304 Comment
  CHSC4202  Plectritis macrocera 1967-4-10 14 Butte In field on W. side of Cherokee Rd., 8 1/2 mi. N. of Oroville. 373 Comment
  CHSC36422  Poa bulbosa Kirsten Tarp 1982-4-26 150 Butte 1 mi se of Cherokee, ca. 18 mi se of Chico. Roadside. 402 Comment
  CAS-BOT-BC236364  Poa secunda subsp. secunda Peter H. Raven 1954-4-17 6617 Butte 10 miles above Oroville on road to Pulga Comment
  CAS-BOT-BC236366  Poa secunda subsp. secunda L. W. Swift 1934-5-7 101 Butte Unspecified 731 Comment
  CAS-BOT-BC236370  Poa secunda subsp. secunda Lowell Ahart 1979-5-7 s.n. Butte 2.5 miles SE of Paradise 472 Comment
  CHSC100189  Poa secunda subsp. secunda John Dittes 1992-5-5 465 Butte Sierra Nevada Range Foothills; ca. 2.6 air miles southeast of Paradise Civic Center, ca. 1.8 air mile west of West Branch of Feather River, ca. 1.3 air mile northwest of Kunkle Reservoir; slope above tributary drainage of Dry Creek, south of terminus of Libby Road. 445 Comment
  CHSC44591  Poa secunda subsp. secunda Lowell Ahart 1979-5-7 1858 Butte Along edges of wash, east of Kunkle Creek, about 2 1/2 miles south-east of Paradise. 457 Comment
  CHSC85416  Poa secunda subsp. secunda John Dittes 1992-5-5 466 Butte Sierra Nevada Range Foothills; ca. 2.6 air-miles southeast of Paradise Civic Center, ca. 1.8 air-miles west of West Branch Feather River, ca. 1.3 air-mile northwest of Kunkle Reservoir; slope above tributary drainage of Dry Creek, south of terminus of Libby Road. 445 Comment
  UCD92073  Poa tenerrima William Anderson 1965-4-24 s.n. Butte Table Mountain. Comment
  CHSC46498  Polygala cornuta Lowell Ahart 1989-5-31 6334 Butte On the west side of a small stream, north of the end of Truex Road, near Lake Oroville, about 1/4 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  GH347753  Polygala cornuta L. S. Rose 1955-6-15 55102 Unknown 6 mi. se. of Paradise on Pentz Road 426 Comment
  CAS-BOT-BC167549  Polygala cornuta var. cornuta Lowell Ahart 1989-5-31 6334 Butte North of the end of Truex Road, near Lake Oroville, about 1/4 mile north-west of the West Branch Bridge across Lake Oroville 304 Comment
  CAS-BOT-BC167559  Polygala cornuta var. cornuta Lewis S. Rose 1955-6-15 55102 Butte 6 mi. se. of Paradise on Pentz Road 426 Comment
  CAS-BOT-BC167560  Polygala cornuta var. cornuta Lewis S. Rose 1955-6-15 55102 Butte 6 mi. se. of Paradise on Pentz Road 426 Comment
  RSA107421  Polygala cornuta var. cornuta L. S. Rose 1955-6-15 55102 Butte 6 miles SE of Paradise on Pentz Rd. 427 Comment
  SEINET1004840  Polygala cornuta var. cornuta Lewis S. Rose 1935-1 55102 Butte 6 mi. SE of Paradise on Pentz Road. 427 Comment
  SEINET267153  Polygala cornuta var. cornuta T. A. Ranker, P. G. Trapp 1994-6-17 1616 Butte Pence Road south of Paradise. 395 Comment
  UC1094004  Polygala cornuta var. cornuta Lewis S. Rose 1955-6-15 55102 Butte on Pentz Road 6 mi se Paradise 426 Comment
  CAS-BOT-BC109135  Polygonum bidwelliae Lowell Ahart 1980-5-11 2239 Butte 0.5 mile southwest of Kunkle Res. 500 Comment
  CAS-BOT-BC109136  Polygonum bidwelliae Lowell Ahart 1979-5-29 s.n. Butte 2.5 mile southeast of Paradise. Near Kunkle Creek. 500 Comment
  CAS-BOT-BC109140  Polygonum bidwelliae Lowell Ahart 1984-5-7 4593 Butte About 0.5 mile north and a little east of Kunkle Res., about 2 miles south of Paradise. 600 Comment
  CHSC29772  Polygonum bidwelliae M. S. Taylor; R. A. Schlising, L. Ahart 1980-5-31 2769 Butte E side of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 3 mi s of Paradise. 441 Comment
  CHSC45459  Polygonum bidwelliae Lowell Ahart 1979-5-29 1896 Butte East of Kunkle Creek, about 1/8 mile north-east of Kunkle Reservoir, about 2 1/2 miles south-east of Paradise. 457 Comment
  CHSC45856  Polygonum bidwelliae Lowell Ahart 1979-5-7 1861 Butte East of Kunkle Creek, about 1/8 mile north-east of Kunkle Reservoir, about 2 1/2 miles south-east of Paradise. 472 Comment
  CHSC47470  Polygonum bidwelliae Lowell Ahart 1980-5-11 2239 Butte In an open pasture field, about 1/2 mile south-west of Kunkle Reservoir, about 3 miles south of Paradise. The plants are found west of the Pentz-Magalia Highway. 457 Comment
  CHSC63713  Polygonum bidwelliae Lowell Ahart 1994-10-8 7552 Butte On a dry bare open low rounded hill, about 150 yards east of Kunkle Creek, south of the new homes a little west of the trees, about 1/4 mile north-east of Kunkle Reservoir, near Paradise. 487 Comment
  CHSC85423  Polygonum bidwelliae John Dittes 1992-5-5 473 Butte Sierra Nevada Range Foothills; ca. 2.6 air-miles southeast of Paradise Civic Center, ca. 1.8 air-miles west of West Branch Feather River, ca. 1.3 air-mile northwest of Kunkle Reservoir; slope above tributary drainage of Dry Creek, south of terminus of Libby Road. 445 Comment
  NY323753  Polygonum bidwelliae A. E. Bidwell 05 1878 s.n. Butte Comment
  UC1259773  Polygonum bidwelliae Lowell Ahart 1979-5-7 Butte ca 1/2 mi n Kunkle Reservoir (ca 1/4 mi of the Pentz-Magalia Hwy, 2 1/2 mi se of Paradise) 472 Comment
  UC85634  Polygonum bidwelliae Mrs. R. M. Austin 1883-1 Butte Butte County Comment
  UCD99860  Polygonum bidwelliae M. Vincent 1963-6-5 382 Butte Pentz road 5 miles south of Paradise. Roadside. Comment
  CAS-BOT-BC414365  Polygonum californicum Lowell Ahart 1979-6-9 s.n. Butte 2 mi se of Paradise 500 Comment
  CHSC29829  Polygonum californicum M. S. Taylor; R. S. Schlising, L. Ahart 1980-5-31 2771 Butte E side of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 3 mi s of Paradise. 441 Comment
  CHSC45460  Polygonum californicum Lowell Ahart 1979-6-9 1931 Butte In grassy areas east of Kunkle Creek, about 1/8 mile north-east of Kunkle Reservoir, about 2 1/2 miles south-east of Paradise. 457 Comment
  CHSC31236  Polypodium calirhiza M. S. Taylor 1979-3-20 1950 Butte Along old road on n side of Hwy 70 following Feather River which begins at s side of bridge over n fork of Feather River, ca. 10 mi n of Oroville. 304 Comment
  CHSC97736  Polypodium calirhiza Lowell Ahart 2007-11-3 14549 Butte West of the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about one mile north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 322 Comment
  JEPS115061  Polypodium calirhiza Lowell Ahart 2007-11-3 14549 Butte West of the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about one mile north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 322 Comment
  CAS-BOT-BC232964  Polypogon australis Lowell Ahart 1979-6-9 s.n. Butte 2 miles SE of Paradise, near Kunkle Creek 500 Comment
  CAS-BOT-BC232576  Polypogon monspeliensis Lowell Ahart 1985-5-15 4973 Butte W of Lunt Road, about 0.5 mile N of the intersection of Lunt Road and Highway 70, N of Yankee Hill 550 Comment
  CHSC40461  Polypogon monspeliensis Lowell Ahart 1985-5-15 4973 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  CHSC27952  Polystichum imbricans M. S. Taylor 1979-3-20 1941 Butte Ca. 1 mi n of jct of north fork Feather River and Hwy 70, ca. 10 mi n of Oroville. 304 Comment
  UC1549529  Polystichum imbricans subsp. imbricans Lowell and Peter Ahart 1984-5-28 4648 Butte ca. 16 mi ne Oroville (ca. 1 mi ne of West Branch Bridge, ca. 2 mi s of Old Yankee Hill) 450 Comment
  CHSC116124  Portulaca oleracea Lowell Ahart 2015-10-26 20608 Butte Strand of Lake Oroville, on west side of West Branch of Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) Southeast of Paradise. 207 Comment
  CHSC97768  Portulaca oleracea Lowell Ahart 2007-11-3 14556 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS115024  Portulaca oleracea Lowell Ahart 2007-11-3 14556 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  JEPS124343  Portulaca oleracea Lowell Ahart 2015-10-26 20608 Butte About 1 mile (air) of southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  CHSC51379  Potamogeton nodosus Vernon Oswald 1990-8-14 4433 Butte Upper Miocene Canal just upstream from Kunkle Reservoir, on the east side of Pentz-Magalia Hwy south of Paradise. In the south end of the canal. 441 Comment
  CHSC775  Prunella vulgaris var. lanceolata M. Underhill 1952-7-2 Butte 609 Comment
  SFV5827  Prunella vulgaris var. lanceolata M. L. Vincent 1968-6-5 773 dup. Butte 1 mile south of Cherokee on road to Oroville. Roadside at old Campbell Ranch. 410 Comment
  SFV5828  Prunella vulgaris var. lanceolata M. L. Vincent 1968-6-5 773 Butte 1 mile south of Cherokee on road to Oroville. Roadside at old Campbell Ranch. 410 Comment
  CHSC49599  Pseudobahia heermannii Vernon H. Oswald 1990-1-31 4133 Butte Lime Saddle Recreation Area, West Fork of Lake Oroville, near Nelson Bar Rd launch area. Just above high-water level of the lake, just east of the end of the road. 274 Comment
  CHSC61205  Pseudobahia heermannii Vernon H. Oswald; Lowell Ahart 1993-3-24 5239 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
  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
  CHSC37501  Pseudognaphalium beneolens J. D. Jokerst; L. Ahart, M. S. Taylor 1983-1-17 1686 Butte Table Mountain. At the north edge of the mesa. Top of North Table Mt. Comment
  CHSC31461  Pseudognaphalium luteoalbum M. S. Taylor 1981-1-5 3372 Butte In seep, ca. 100 ft e of Pentz-Magalia Hwy, ca. 1 mi s of Kunkle Reservoir, ca. 3 mi s of Paradise. 411 Comment
  CHSC46080  Pseudognaphalium luteoalbum Lowell Ahart 1989-3-25 6196 Butte Lake Oroville, about 1/8 mile north-west of the West Branch Bridge across Lake Oroville. 271 Comment
  CHSC76829  Pseudognaphalium luteoalbum L. P. Janeway 1999-11-15 6627 Butte Northern Sierra Nevada foothills. Along drainages below high water line of Lake Oroville, below Nelson Bar Road about 0.6 mi north-northwest of Lime Saddle. Ravines below forest. 274 Comment
  CHSC97728  Pseudognaphalium luteoalbum Lowell Ahart 2007-11-3 14553 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS115001  Pseudognaphalium luteoalbum Lowell Ahart 2007-11-3 14553 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  CHSC90580  Psilocarphus brevissimus var. brevissimus J. D. Prouty 1980-4-28 80 .94 Butte Roadside along Cherokee Road about 1.5 mi south of junction with Hwy 70, 0.5 mi north of Cherokee. Comment
  SFV4079  Psilocarphus tenellus M. L. Vincent 1962-4-15 174 Butte Sierra Nevada Intersection of Bernum and Pentz Roads. Near the town of Pentz. 200 Comment
  UC109312  Ptelea crenulata Mrs. R. M. Austin jun 1879 263 Butte Comment
  UC109313  Ptelea crenulata R. M. Austin May 1883 263 Butte Comment
  CHSC28649  Pteridium aquilinum var. pubescens M. S. Taylor 1979-3-20 1945 Butte On n side of Hwy 70 following Feather River, begins at s side of bridge over n fork of Feather River, ca. 10 mi n of Oroville. 304 Comment
  CAS-BOT-BC94690  Quercus X howellii John Thomas Howell 1955-6-15 30491 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CAS-BOT-BC94691  Quercus X howellii John Thomas Howell 1955-6-15 30496 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CAS-BOT-BC94692  Quercus X howellii John Thomas Howell 1955-6-15 30497 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CAS-BOT-BC94693  Quercus X howellii John Thomas Howell 1955-6-15 30498 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CAS-BOT-BC94694  Quercus X howellii John Thomas Howell 1955-6-15 30493 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CAS-BOT-BC94695  Quercus X howellii John Thomas Howell 1955-6-15 30494 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CAS-BOT-BC94696  Quercus X howellii John Thomas Howell 1955-6-15 30495 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CHSC109223  Quercus X morehus B. Castro 2003-9-10 1461 Butte Ca. 15 mi NE of Oroville, on the slopes over the West Branch Feather Riber across from the Lime Saddle area on NW-facing slope along lower end of Nelson Bar Road, just below State Recreation Area boundary overhanging edge of road. 323 Comment
  JEPS120491  Quercus X morehus B. Castro 2003-9-10 1461 Butte CA 15 mi NE of Oroville, on the slopes over the West Branch Feather River across from the Lime Saddle area. Just below State Recreation Area boundary. Comment
  CDA21847  Quercus berberidifolia J. T. Howell 1955-6-15 30492 Butte 6 miles from Paradise on road to Pentz. Comment
  CHSC97778  Quercus berberidifolia Lowell Ahart 2007-11-3 14551 Butte West of the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about one mile north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 322 Comment
  JEPS115052  Quercus berberidifolia Lowell Ahart 2007-11-3 14551 Butte West of the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about one mile north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 322 Comment
  UC1135512  Quercus berberidifolia J. E. Sowder, C. G. Albertus 1933-6-26 95 Butte 1 mi ne Nelson's Bar on Pentz road; Chico Quad. 457 Comment
  UC1135513  Quercus berberidifolia J. E. Sowder, C. G. Albertus 1933-6-26 94 Butte 1 mi ne Nelson's Bar; Chico Quad. 457 Comment
  UC1135528  Quercus berberidifolia C. G. Albertus 1933-6-6 16 Butte 1 mi nw Nelson's Bar; Chico Quad. 457 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
  UC1135364  Quercus chrysolepis C. G. Albertus 1933-5-26 2 Butte 0.5 mi s Nelson's Bar; Chico Quad. 365 Comment
  CAS-BOT-BC86103  Quercus dumosa John Thomas Howell 1955-6-15 30497 A Butte 6 miles from paradise on road to Pentz 426 Comment
  CAS-BOT-BC86117  Quercus dumosa John Thomas Howell 1955-6-15 30492 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CAS-BOT-BC62797  Quercus garryana John Thomas Howell 1955-6-15 30499 Butte 6 miles form Paradise on road to Pentz 426 Comment
  CAS-BOT-BC62798  Quercus garryana John Thomas Howell 1955-6-15 30500 Butte 6 miles form Paradise on road to Pentz 426 Comment
  RSA263855  Quercus garryana J. T. Howell 1955-6-15 30496 Butte 6 miles from Paradise on road to Pentz. 427 Comment
  RSA263856  Quercus garryana J. T. Howell 1955-6-15 30497 Butte 6 miles from Paradise on road to Pentz. 427 Comment
  UCD46177  Quercus garryana John Thomas Howell 1955-6-15 30495 Butte (actually Q. garryana var. breweri (Engelm.) Jepson X Q. dumosa Nutt.) Volcanic slope, 6 miles from Paradise on road to Pentz, Butte County. Part of series, Nos. 30493-304500. 426 Comment
  UCD46184  Quercus garryana H. F. Copeland 1939-7-8 s.n. Butte Humboldt Road in foothills 12 mi. east of Chico, Butte County. Comment
  CDA22088  Quercus garryana var. breweri J. T. Howell 1955-6-15 30497 Butte 6 miles from Paradise on road to Pentz. Comment
  UC1135615  Quercus garryana var. breweri J. E. Sowder, C. G. Albertus 1933-6-26 93 Butte 1.5 mi nw Nelson's Bar; Chico Quad. 502 Comment
  UCD46168  Quercus garryana var. semota John Thomas Howell 1955-6-15 30491 Butte Volcanic slope, 6 miles from Paradise on road to Pentz, Butte County. 426 Comment
  UC1135701  Quercus lobata H. A. Jensen 1934-10-25 389 Butte 1.5 mi n Penty; Chico Quad., Dry Creek 152 Comment
  CAS-BOT-BC104693  Quercus wislizeni John Thomas Howell 1955-6-15 30490 Butte 6 miles from Paradise on road to Pentz 426 Comment
  CAS-BOT-BC104694  Quercus wislizeni E. B. Copeland 1899-5-28 s.n. Butte unspecified Comment
  CHSC23640  Quercus wislizeni M. S. Taylor 1976-3-30 1037 Butte Ca. 20 ft e of Cherokee Rd, ca. 1 mi s of Cherokee, on n side of Table Mountain. 304 Comment
  CHSC27951  Quercus wislizeni M. S. Taylor 1979-3-20 1937 Butte Ca. 1 mi n of jct of north fork Feather River, along an old road, ca. 10 mi n of Oroville. 304 Comment
  UC1135834  Quercus wislizeni C. G. Albertus 1933-6-26 33 Butte 0.5 mi s Nelson's Bar; Chico Quad. 365 Comment
  SD7927  Quercus wislizeni var. wislizeni Mrs. R. M. Austin Butte Comment
  CHSC1472  Ranunculus arvensis M. Anthony 1953-4-16 Butte Dr. Benedict's ranch. 60 Comment
  CHSC1475  Ranunculus californicus Agnus Riker 1897-5-1 Butte Comment
  CHSC61608  Ranunculus canus R. M. Austin 1896-4-1 217 Butte [Label illegible] fields. Comment
  CHSC62832  Ranunculus canus Ella Icard 1893-4-1 Butte Comment
  CHSC20518  Ranunculus muricatus M. S. Taylor 1975-4-26 532 Butte In meadow ca. 1/4 mi ne of Kunkle Reservoir, ca. 1 mi s of Paradise. 609 Comment
  CHSC85422  Ranunculus muricatus John Dittes 1992-5-5 474 Butte Sierra Nevada Range Foothills; ca. 2.6 air-miles southeast of Paradise Civic Center, ca. 1.8 air-miles west of West Branch Feather River, ca. 1.3 air-mile northwest of Kunkle Reservoir; slope above tributary drainage of Dry Creek, south of terminus of Libby Road. 445 Comment
  JEPS43466  Ranunculus occidentalis Joan O. Danielson 1966-4-6 6 Butte Cherokee Rd. 1 mi. s. on way to Table Mt. 609 Comment
  POM253326  Ranunculus occidentalis var. eisenii A. A. Heller 1938-4-23 15054 Butte At the summit on the Feaather River Hwy, 20 miles from Oroville. Comment
  RSA32929  Ranunculus occidentalis var. eisenii A. A. Heller 1938-4-23 15054 Butte At the summit on the Feaather River Hwy, 20 miles from Oroville. Comment
  CHSC13496  Ranunculus occidentalis var. occidentalis P. Fehr 1974-4-17 9 Butte Creek bed ca. 15 yards from w side of Cherokee Rd. .5 miles s of Cherokee. 391 Comment
  SFV10355  Rhamnus californica M. L. Vincent 1963-6-6 375 Butte Sierra Nevada Pentz Road, 5 miles south of Paradise. 330 Comment
  CAS-BOT-BC59882  Rhamnus ilicifolia Lowell Ahart 1989-5-10 6211 Butte Near a dirt road, about 1/10 mi. nw. of the West Branch Bridge across Lake Oroville. 304 Comment
  CAS-BOT-BC59923  Rhamnus ilicifolia Lewis S. Rose 1955-6-15 55104 Butte 6 mi. se. of Paradise on Pentz Road. 426 Comment
  CHSC46395  Rhamnus ilicifolia Lowell Ahart 1989-5-10 6211 Butte Around the edges of a small opening, near a dirt road, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  RSA197844  Rhamnus ilicifolia L. S. Rose 1955-6-15 55104 Butte 6 miles SE of Paradise on Pentz Road 427 Comment
  CHSC20002  Rhamnus tomentella subsp. tomentella M. S. Taylor 1975-1-16 373 Butte Ca. 1/4 mi w of Pentz-Magalia Hwy, ca. 5 mi s of Paradise, in vicinity of Lime Saddle Reservoir. Comment
  UC1121755  Rhamnus tomentella subsp. tomentella C. G. Albertus 1933-5-26 1 Butte 0.75 mi nw Yankee Hills; Chico Quad. 518 Comment
  GH363075  Rhododendron occidentale A. E. Bidwell 1879-05-01 - 1879-06-01 Unknown Cherokee Comment
  CAS-BOT-BC362953  Rigiopappus leptocladus John Thomas Howell 1962-6-16 37594 Butte Feather River West Branch sw. of Nelson Bar 304 Comment
  CHSC42389  Rigiopappus leptocladus Lowell Ahart 1979-5-29 1905 Butte Along the edge of a dirt road, about 1/2 mile east of Kunkle Creek, about 2 1/2 miles south-east of Paradise. 457 Comment
  CHSC50102  Rigiopappus leptocladus Vernon Oswald 1990-4-24 4168 Butte Lime Saddle Recreation Area on the West Branch of Lake Oroville, east side of Nelson Bar Rd just south of the spur road to Lime Saddle Powerhouse. 280 Comment
  UC1563271  Rorippa curvisiliqua Lowell Ahart 1990-10-21 6641 Butte about 1/2 mi w Gold Flat (below the high water line of Lake Oroville, about 1 mi n Nelson Bar Road); w of Gold Flat, Lake Oroville 213 Comment
  CHSC116289  Rorippa curvisiliqua var. orientalis Lowell Ahart 2015-10-25 20591 Butte Strand of Lake Oroville, on west side of West Branch of Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC21145  Rorippa curvisiliqua var. orientalis M. S. Taylor 1975-4-26 533 Butte On e side of Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. Comment
  CHSC51254  Rorippa curvisiliqua var. orientalis Lowell Ahart 1990-10-21 6641 Butte Below the high water line of Lake Oroville, about 1 mile north of Nelson Bar Road, about 1/2 mile west of Gold Flat. 213 Comment
  JEPS124256  Rorippa curvisiliqua var. orientalis Lowell Ahart 2015-10-26 20591 Butte About 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  CHSC46483  Rorippa nasturtium-aquaticum Lowell Ahart 1989-5-31 6332 Butte On the bottom of a stream, north of the end of Truex Road, near Lake Oroville, about 1/4 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  CHSC531  Rorippa nasturtium-aquaticum R. Morford 1933-3-7 Butte Cherokee. 396 Comment
  POM365846  Rosa bridgesii M. M. Boney 1897-1 1724 Butte [No location information provided.] Comment
  CAS-BOT-BC274230  Rostraria cristata A. A. Heller 1902-5-13 5534 Butte Grade between Clear Creek and Paradise Comment
  CAS-BOT-BC274231  Rostraria cristata A. A. Heller 1902-5-13 5534 Butte Grade between Clear Creek and Paradise Comment
  POM206580  Rostraria cristata A. A. Heller 1902-5-13 5534 Butte Grade between Clear Creek and Paradise Comment
  CHSC52472  Rubus armeniacus L. P. Janeway 1987-5-20 2061 Butte Near Gold Flat, Hodap Cr, jct of Lunt Rd and Nelson Bar Rd. Creek bottom. 457 Comment
  CHSC45815  Rubus laciniatus L. P. Janeway 1987-5-20 2060 Butte Near Gold Flat, Hodap Cr, jct of Lunt Rd and Nelson Bar Rd. Cr bottom. 457 Comment
  CHSC20503  Rumex acetosella M. S. Taylor 1975-4-24 526 Butte Abundant on n and w side of Kunkle Reservoir, ca. 1 mi s of Paradise. 609 Comment
  CAS-BOT-BC129948  Salix bonplandiana A. A. Heller 1919-4-12 13103 Butte Cherokee mine in the blue oak and digger pine belt. Comment
  RSA129740  Salix exigua J. E. Sowder 1933-6-6 82 Butte 1 mile NW of Nelson's Bar. 457 Comment
  SBBG126099  Salix exigua L. Ahart 2012-6-2 18139 Butte small stream, W of a poor dirt rd, ca 40 yards N of Truex Rd, W of intersection of Truex Rd and Trevor Rd, ca 1/8 mi NW of the W Branch Bridge across Lake Oroville 286 Comment
  CHSC111974  Salix exigua var. exigua Lowell Ahart 2012-6-2 18139 Butte Along a small stream, west of a poor dirt road, about 40 yards north of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 dmile northwest of the West Branch Bridge across Lake Oroville. 286 Comment
  JEPS119879  Salix exigua var. exigua Lowell Ahart 2012-6-2 18139 Butte About 40 yards north of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  UC1134902  Salix exigua var. hindsiana C. G. Albertus 1933-6-6 19 Butte 1 mi nw Nelson's Bar; Chico Quadrangle Comment
  CHSC76835  Salix gooddingii L. P. Janeway 1999-11-15 6626 Butte Northern Sierra Nevada foothills. Within 40 ft below high water line of Lake Oroville, in ravine below Nelson Bar Road 0.5 mi north-northwest of Lime Saddle. 274 Comment
  CHSC76836  Salix laevigata L. P. Janeway 1999-11-15 6625 Butte Northern Sierra Nevada foothills. Along high water line of Lake Oroville, in ravine below Nelson Bar Road 0.5 mi north-northwest of Lime Saddle. 274 Comment
  A384039  Salix lasiandra A. A. Heller 1919-4-12 13103 Unknown Cherokee mine Comment
  GH384182  Salix lasiandra A. A. Heller 1919-4-12 13103 Unknown Cherokee mine Comment
  A383605  Salix lasiolepis A. A. Heller 1919-4-12 13104 Unknown Cherokee mine Comment
  CHSC21069  Salix lasiolepis M. S. Taylor 1974-4-26 525 Butte On se side of Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi se of Paradise. 609 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
  GH383486  Salix lasiolepis A. A. Heller 1919-4-12 13104 Unknown Cherokee mine Comment
  CAS-BOT-BC129582  Salix lasiolepis var. lasiolepis A. A. Heller 1919-4-12 13014 Butte Cherokee mine in the blue oak digger pine belt. Comment
  SD6666  Salvia sonomensis Mrs. R. M. Austin Butte Comment
  CHSC46078  Sanicula bipinnata Lowell Ahart 1989-3-25 6200 Butte Along an old dirt road, near Lake Oroville, about 1/4 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  CHSC23641  Sanicula bipinnatifida M. S. Taylor 1976-3-30 1038 Butte Ca. 20 ft e of Cherokee Rd, ca. 1 mi s of Cherokee, on n side of Table Mountain. 304 Comment
  CHSC51994  Sanicula bipinnatifida Patty L. Venable 1978-4-21 4 Butte 6 mi n of Oroville, 1 1/2 mi 2 of Cherokee Road. 304 Comment
  CHSC90591  Sanicula bipinnatifida Gary R. Koses 1979-3-27 11 Butte 11 mi se of Chico, junction of Pentz rd and Pentz Magalia Hwy, s side of Pentz rd. Comment
  SFV2612  Sanicula bipinnatifida M. L. Vincent 1961-3-26 17 Butte Sierra Nevada Near Feather River Bridge. Nelson Bar Road, two miles east of Pentz Road. Southeast of Paradise. 430 Comment
  UC566789  Sanicula bipinnatifida Herbert L. Mason 1927-5-10 3713 Butte ne of Oroville (Table Mountain, Cherokee Mine); Table Mountain, Cherokee Mine Comment
  CHSC24934  Sanicula bipinnatifida var. flava Brad R. Parker 1976-4-21 1 Butte Ca. 1.7 mi ne of Oroville and Glen Drive on the ne side of Glen Circle Drive, after passing 19 Glen Circle Drive. 114 Comment
  CHSC28642  Sanicula crassicaulis M. S. Taylor 1979-3-31 1971 Butte Jct of Pentz-Magalia Rd and Pentz Rd, ca. 1/4 mi w of Hwy 70, ca. 22 mi n of Oroville. 198 Comment
  CHSC28650  Sanicula tuberosa M. S. Taylor 1979-3-20 1928 Butte Along old road on n side of Hwy 70 following Feather River, which begins at s side of bridge over north fork Feather River, ca. 10 mi n of Oroville. 304 Comment
  CHSC32662  Sanicula tuberosa M. S. Taylor; L. Hanson 1981-3-16 3414 A Butte Embankment, e side of Truex Rd, ca. 1/2 mi s of its jct with Hwy 70, ca. 7 mi n of Oroville. 304 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
  CHSC100982  Scandix pecten-veneris L. P. Janeway 2008-4-2 9242 Butte Northern Sierra Nevada Foothills. Along edge of Pentz Road 0.6 km north of Durham-Pentz Road. Narrow gravel road shoulder. 198 Comment
  SFV12648  Scirpus acutus var. occidentalis M. L. Vincent 1963-6-10 424 Butte Kunkel Reservoir. 4 miles south of Paradise. 0.5 miles off Pentz Road. 450 Comment
  CAS-BOT-BC239960  Scribneria bolanderi James Jokerst 1985-3-24 2172 Butte Near Serpentine Point 547 Comment
  CAS-BOT-BC239962  Scribneria bolanderi Lowell Ahart 1985-5-15 4971 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill 550 Comment
  CHSC40463  Scribneria bolanderi Lowell Ahart 1985-5-15 4971 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 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
  CHSC51277  Scrophularia californica subsp. floribunda Lowell Ahart 1990-10-21 6634 Butte Growing below the high water line of Lake Oroville, about 1mile north of Nelson Bar Road, about 1/2 mile west of Gold Flat. 243 Comment
  SFV3445  Scrophularia californica subsp. floribunda M. L. Vincent 1962-4-17 199 Butte Sierra Nevada At Pentz and Nelson Bar Roads. 5 miles south of Paradise. 330 Comment
  UC1563260  Scrophularia californica subsp. floribunda unknown 1990-10-21 6634 Butte 1/2 mi w Gold Flat (ca 1 mi n of Nelson Bar Rd, Lake Oroville) 243 Comment
  CHSC65570  Scutellaria californica R. Banchero 1980-5-23 160 Butte Ca. 1.6 mi NW of jcn of Nelson Bar Rd and Lunt Rd, ca 0.4 mi from where Nelson Bar Rd meets Lake Oroville. 384 Comment
  CHSC78151  Scutellaria californica Lowell Ahart 2000-5-31 8412 Butte On a steep grassy tree covered slope, east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 304 Comment
  JEPS98476  Scutellaria californica Lowell Ahart 2000-5-31 8412 Butte 3 mi SE of Paradise (E of where Kunkle Creek enters Lake Oroville, E of Kunkle Power House) 304 Comment
  CHSC85424  Scutellaria siphocampyloides John Dittes 1992-5-5 469 Butte Sierra Nevada Range Foothills; ca. 2.6 air-miles southeast of Paradise Civic Center, ca. 1.8 air-miles west of West Branch Feather River, ca. 1.3 air-mile northwest of Kunkle Reservoir; slope above tributary drainage of Dry Creek, south of terminus of Libby Road. 445 Comment
  SFV5836  Scutellaria siphocampyloides M. L. Vincent 1968-6-5 768 Butte 1 mile south of Cherokee on road to Oroville. Roadside at old Campbell Ranch. 410 Comment
  CHSC28750  Scutellaria tuberosa J. D. Jokerst; M. Hayes 1978-4-7 106 Butte Lime Saddle Marina (east of Pentz-Magalia Hwy.) 152 Comment
  CHSC59326  Scutellaria tuberosa J. L. Guardino 1992-4-16 5 Butte Paradise, 1/4 mi s of Circle Dr., terminus. 472 Comment
  CHSC61213  Scutellaria tuberosa Vernon H. Oswald; Lowell Ahart 1993-3-24 5240 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
  SFV3240  Scutellaria tuberosa M. L. Vincent 1961-3-26 11 Butte Sierra Nevada Nelson Bar Road, 1 mile above Feather River bridge toward Pentz Road. Southeast of Paradise 330 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
  CHSC3945  Sedella pumila M. Lee 1967-4-10 7 Butte On w. side of Cherokee Rd. 8 1/2 mi. N. of Oroville. Comment
  CAS-BOT-BC62119  Selaginella hansenii John Thomas Howell 1962-6-16 37617 Butte Nelson Bar 213 Comment
  CHSC28648  Selaginella hansenii M. S. Taylor 1979-3-20 1959 Butte Along north fork of Feather River, ca. 3 mi n of jct of Feather River and Hwy 70, ca. 10 mi n of Oroville. 304 Comment
  CHSC31466  Selaginella hansenii M. S. Taylor 1981-1-5 3371 Butte Ca. 100 ft e of Pentz-Magalia Hwy, ca. 1 mi s of Kunkle Reservoir, ca. 3 mi s of Paradise. 411 Comment
  CHSC84749  Senecio eurycephalus var. lewisrosei L. P. Janeway; John Hunt 2003-6-20 7855 Butte Northern Sierra Nevada Foothills. Above northwest edge of West Branch Feather River arm of Lake Oroville, 1015 m north of Lime Saddle. Serpentine. 305 Comment
  CHSC40552  Senecio vulgaris Ahart; Jokerst 1985-3-24 4867 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 550 Comment
  CHSC51294  Setaria pumila Lowell Ahart 1990-10-21 6638 Butte Below the high water line of Lake Oroville, about 1 mile north of Nelson Bar Road, about 1/2 mile west of Gold Flat. 213 Comment
  UC1563269  Setaria pumila unknown 1990-10-21 6638 Butte ca. 1/2 mi. w. Gold Flat (ca. 1 mi. n. of Nelson Bar Rd., Lake Oroville); Lake Oroville 213 Comment
  CAS-BOT-BC240115  Setaria sphacelata Lowell Ahart 1985-10-12 5199 Butte At the end of Nelson Bar Road, about 1 mile south of Kunkle Reservoir, about 3 miles south of Paradise 301 Comment
  CHSC40642  Setaria sphacelata Lowell Ahart 1985-10-12 5199 Butte On the sides of the boat ramp, at the end of Nelson Bar Road, about 1 mile south of Kunkle Reservoir, about 3 miles south of Paradise. 301 Comment
  CHSC97725  Setaria sphacelata Lowell Ahart 2007-11-3 14563 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  JEPS115065  Setaria sphacelata Lowell Ahart 2007-11-3 14563 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  CHSC28637  Sherardia arvensis M. S. Taylor 1979-3-31 1975 Butte Jct of Pentz-Magalia Rd, and Pentz Rd, ca. 1/4 mi W of Hwy 70, SE corner, ca. 22 mi N of Oroville. 198 Comment
  CHSC46086  Sherardia arvensis Lowell Ahart 1989-3-25 6199 Butte Along an old dirt road, near Lake Oroville, about 1/4 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  CHSC21070  Sidalcea calycosa M. S. Taylor 1975-10-4 956 Butte On s side of creek entering ne corner of Kinkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  CHSC29409  Sidalcea calycosa R. A. Schlising 1980-6-1 3612 Butte S of Paradise at Kunkle Res., off Magalia Hwy. 440 Comment
  CHSC39887  Sidalcea calycosa M. S. Taylor; L. Ahart, J. Jokerst 1984-4-6 5404 Butte Ca. 0.5 mi N of Kunkle Reservoir, on E side of Pentz-Magalia Hwy, ca. 3 mi S of Paradise. Comment
  CHSC43351  Sidalcea calycosa Lowell Ahart 1979-5-7 1860 Butte Along and near Kunkle Creek, about 2 1/2 miles south-east of Paradise. 487 Comment
  CHSC43352  Sidalcea calycosa Lowell Ahart 1979-5-29 1897 Butte On both sides of Kunkle Creek, about 2 1/2 miles south-east of Paradise. 487 Comment
  CHSC45943  Sidalcea hartwegii Lowell Ahart 1984-5-7 4594 Butte Growing on a bare hill, east of Kunkle Creek, about 1/2 mile north of Kunkle Reservoir, about 2 miles south of Paradise. 548 Comment
  SFV2294  Sidalcea hartwegii M. L. Vincent 1962-4-17 199 A Butte Sierra Nevada 4 miles south of Paradise at Kunkel Reservoir. 450 Comment
  SFV2295  Sidalcea hartwegii B. Fuller 1962-5-8 s. n. Butte Sierra Nevada Paradise. 0.5 miles west of 5330 Harrison Road. At the spring. 480 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
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May 22 2007
  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
  CHSC43400  Silene antirrhina Lowell Ahart 1979-5-29 1901 Butte About 1/4 mile east of Kunkle Reservoir, about 2 1/2 miles south-east of Paradise. 487 Comment
  CHSC78138  Silene antirrhina Lowell Ahart 2000-5-31 8425 Butte Below the high water line of Lake Oroville, about 400 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 271 Comment
  JEPS98430  Silene antirrhina Lowell Ahart 2000-5-31 8425 Butte 3 mi SE of Paradise (below the high water line of Lake Oroville, about 400 yds E of where Kunkle Creek enters Lake Oroville, E of the Kunkle Power House) 271 Comment
  CHSC35043  Silene gallica C. W. Dawson 1978-4-21 19 Butte 1.5 mi s of Paradise and junction of Pearson Rd. and Clark Rd. (Hwy. 191) 800 ft nnw of rdwy. at top of ridge. 335 Comment
  CHSC29735  Sisymbrium officinale J. D. Jokerst 1980-4-17 593 Butte Top of North Table Mt. 472 Comment
  CHSC49831  Sisymbrium orientale Vernon Oswald 1990-3-15 4138 Butte Vinton Gulch access to the West Branch of Lake Oroville, ca. 0.5 mi (air) north of Cherokee. 268 Comment
  CHSC20110  Sisyrinchium bellum M. S. Taylor 1975-4-26 508 Butte Ca. 50 m ne of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  SD8215  Smilax californica Mrs. R. M. Austin 1883-1 Butte Butte County Comment
  CHSC31473  Solanum americanum L. Ahart 1980-7-20 2471 Butte In a rd drain along the edge of the abandoned paved rd on the n side of the Suspension Bridge across Lake Oroville, n of Oroville. 330 Comment
  CHSC97757  Solanum americanum Lowell Ahart 2007-11-3 14573 Butte Below the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about 3/4 mile north of the Lime Saddle Campground, about 5 1/4 miles (air) southeast of Paradise. 257 Comment
  JEPS115053  Solanum americanum Lowell Ahart 2007-11-3 14573 Butte Below the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about 3/4 mile north of the Lime Saddle Campground, about 5 1/4 miles (air) southeast of Paradise 257 Comment
  CHSC36958  Solanum parishii M. S. Taylor 1982-5-2 4383 Butte Along Truex Rd, ca. 1/2 mi w of its jct with Hwy 70, ca. 5 mi n of Oroville. 365 Comment
  CHSC39934  Solanum parishii M. S. Taylor; L. Ahart, J. Jokerst 1984-4-6 5413 Butte Ca. 0.5 mi N of Kunkle Reservoir, on E side of Pentz-Magalia Hwy, ca. 3 mi S of Paradise. Comment
  UC1125062  Solanum umbelliferum C. G. Albertus 1933-6-26 32 Butte 1/2 mi s of Nelson's Bar 365 Comment
  CAS-BOT-BC364939  Solidago velutina subsp. californica Lowell Ahart 1980-7-20 2467 Butte Near the Suspension Bridge, Lake Oroville 330 Comment
  CHSC46338  Soliva sessilis Lowell Ahart 1989-5-10 6219 Butte At the end of the dirt road that leads to Lake Oroville, about 1 1/2 mile north-west of the West Branch Bridge across Lake Oroville. 274 Comment
  JEPS18175  Soliva sessilis Rimo Bacigalupi with G. T. Robbins and F. Chisaki 1956-4-19 5607 Butte along Oroville-Concow road 2.8 mi below junction Yankee Hill Road 373 Comment
  SACT002287  Sorghum halepense Herbert Copeland 1923-8-14 Butte In mud. Comment
  CHSC20120  Spartium junceum M. S. Taylor 1975-4-26 524 Butte Scattered on e side of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 609 Comment
  CHSC30779  Spartium junceum M. S. Taylor; L. Ahart, R. S. Schlising 1980-4-3 2751 Butte Kunkle Reservoir, e side, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 2 mi s of Paradise. 441 Comment
  JEPS118633  Spartium junceum L. P. Janeway 2011-5-2 10250 Butte Sacramento Valley. South side Feather River just east of Bedrock Park, Oroville; about 10-15 m back from the edge of the water and about 1 m higher. Comment
  CAS-BOT-BC236692  Sporobolus cryptandrus Vernon Oswald 1989-6-8 3802 Butte Hwy 70, ca. 0.5 mi n of Truex Road, n of the Hwy 70 bridge over the North Fork of teh Feather River 408 Comment
  CHSC46322  Sporobolus cryptandrus Vernon Oswald 1989-6-8 3802 Butte Hwy 70, ca. 0.5 mi n of Truex Rd, n of the Hwy 70 bridge over the North Fork of the Feather River. On the verge of this section of highway. 408 Comment
  CHSC809  Stachys ajugoides var. rigida V. Holt 1952-7-9 Butte 56 Comment
  CHSC39397  Stachys pycnantha L. Ahart 1983-9-17 4428 Butte Ca. 1/8 mi ne of Kunkle Reservoir, south of Paradise. 600 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
  CHSC46082  Stellaria media Lowell Ahart 1989-3-25 6195 Butte Along an old road to Lake Oroville, about 1/8 mile north-west of the West Branch Bridge across Lake Oroville. 274 Comment
  CAS-BOT-BC395120  Stellaria nitens Ahart; Jokerst 1985-3-24 4862 Butte W of Lunt Road, about 1/2 mile N of the intersection of Lunt Road and Highway 70, N of Yankee Hill 550 Comment
  CHSC40649  Stellaria nitens Ahart; Jokerst 1985-3-24 4862 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 550 Comment
  CHSC45566  Stellaria nitens Lowell Ahart 1985-3-24 4862 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 518 Comment
  CHSC61210  Stellaria nitens Vernon H. Oswald; Lowell Ahart 1993-3-24 5235 Butte E side of Dry Creek Canyon N of the historical site of Pentz, on the east side of secondary drainage entering Dry Creek 2 mi. N of Pentz Rd. 243 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
  CHSC59509  Stephanomeria elata Lowell Ahart 1992-9-9 6918 Butte Below the high water line of Lake Oroville, about 1/2 mile south-east of Kunkle Reservoir. 243 Comment
  CAS-BOT-BC87030  Streptanthus drepanoides R. E. Preston 1982-4-22 254 Butte Ca. 0.6 mile ESE of Kunkle Reservoir, on west Branch Feather River arm of Lake Oroville, ca. 4.5 mile SE of Paradise. 280 Comment
  CAS-BOT-BC87031  Streptanthus drepanoides R. E. Preston 1982-6-2 293 Butte Ca. 0.6 mile ESE of Kunkle Reservoir, on west Branch Feather River arm of Lake Oroville, ca. 4.5 mile SE of Paradise. 280 Comment
  CHSC38023  Streptanthus drepanoides R. E. Preston 1982-4-7 234 Butte Ca. 0.6 mi ese of Kunkle Reservoir, on W. Branch Feather River arm of Lake Oroville, ca. 4.5 mi se of Paradise. 280 Comment
  CHSC38025  Streptanthus drepanoides R. E. Preston 1982-4-22 254 Butte Ca. 0.6 mi ese of Kunkle Reservoir, on W. Branch Feather River arm of Lake Oroville, ca. 4.5 mi se of Paradise. 280 Comment
  CHSC38026  Streptanthus drepanoides R. E. Preston 1982-6-2 293 Butte Ca. 0.6 mi ese of Kunkle Reservoir, on W. Branch Feather River arm of Lake Oroville, ca. 4.5 mi se of Paradise. 280 Comment
  CHSC78132  Streptanthus drepanoides Lowell Ahart 2000-5-31 8420 Butte Below the high water line of Lake Oroville, about 400 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 271 Comment
  JEPS98478  Streptanthus drepanoides Lowell Ahart 2000-5-31 8420 Butte 3 mi SE of Paradise (below high water line of Lake Oroville, 400 yds E of where Kunkle Creek enters Lake Oroville, E of Kunkle Power House) 271 Comment
  JEPS98677  Streptanthus drepanoides Lowell Ahart 2000-5-31 8420 Butte 3 mi SE of Paradise (below the high water line of Lake Oroville, about 400 yds E of where Kunkle Creek enters Lake Oroville, E of the Kunkle Power House) 271 Comment
  UCD164224  Streptanthus drepanoides N. Ivalu Cacho; Sharon Y. Strauss 2013-4-26 IC-SS 301 Butte serpentine patch North of Nelson Bar Boat Ramp Road, Lime Saddle area. 303 Comment
  UCD164225  Streptanthus drepanoides N. Ivalu Cacho; Sharon Y. Strauss 2013-4-26 IC-SS 302 Butte serpentine patch North of Nelson Bar Boat Ramp Road, Lime Saddle area. 303 Comment
  CAS-BOT-BC87431  Streptanthus polygaloides John Thomas Howell 1962-6-16 37619 Butte Sierra Nevada. Nelson Bar. 213 Comment
  CAS-BOT-BC87438  Streptanthus polygaloides Lowell Ahart 1985-5-15 4975 Butte West of Lunt Road, about 0.5 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 550 Comment
  CAS-BOT-BC87440  Streptanthus polygaloides L. P. Janeway 1993-5-2 4334 Butte South of Serpentine Point and above Highway 70. 518 Comment
  CHSC35744  Streptanthus polygaloides R. E. Preston 1982-4-22 258 Butte Lake Oroville, ca. 0.9 mi ne of Lime Saddle Powerhouse, ca. 4.5 mi se of Paradise. 286 Comment
  CHSC40446  Streptanthus polygaloides Lowell Ahart 1985-5-15 4975 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  CHSC62721  Streptanthus polygaloides L. P. Janeway 1993-5-2 4334 Butte Ridge south of Serpentine Point and above Hwy 70. 518 Comment
  CHSC78133  Streptanthus polygaloides Lowell Ahart 2000-5-31 8419 Butte A serpentine ridge, about 200 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 335 Comment
  CHSC95057  Streptanthus polygaloides L. P. Janeway 2006-5-28 8648 Butte Northern High Sierra Nevada Foothills. Serpentine outcrop along west side of Lunt Road 1.0 km southwest of Hwy 70. 495 Comment
  CHSC97726  Streptanthus polygaloides Lowell Ahart 2007-11-3 14552 Butte Below the high water line of Lake Oroville, about 1/2 mile east of the Power House below Kunckle Reservoir, about one mile north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 271 Comment
  HSC96718  Streptanthus polygaloides L. P. Janeway 2006-5-28 8648 Butte N Sierra Nevada Foothills, W side of Lunt Rd., 1 km SW of Hwy. 70 495 Comment
  JEPS98473  Streptanthus polygaloides Lowell Ahart 2000-5-31 8419 Butte 3 mi SE of Paradise (200 yds E of where Kunkle Creek enters Lake Oroville, E of Kunkle Power House) 335 Comment
  UC1492814  Streptanthus polygaloides Freed W. Hoffman 1952-6-7 4177 Butte Ponderosa Rd 0.1 mi e West Branch Bridge (n of Magalia) Comment
  UCD116109  Streptanthus polygaloides R. E. Preston 1982-6-2 291 Butte 0.7 mile northeast of Lime Saddle Powerhouse, 4.5 miles southeast of Paradise. 304 Comment
  UCD164226  Streptanthus polygaloides N. Ivalu Cacho; Sharon Y. Strauss 2013-4-26 IC-SS 303 Butte serpentine patch North of Nelson Bar Boat Ramp Road, Lime Saddle area. 314 Comment
  UCD116277  Streptanthus tortuosus R. E. Preston 1982-4-25 267 Butte Cape Horn, w fork of Lake Oroville, 4.5 miles SE of Paradise. 426 Comment
  CHSC36693  Streptanthus tortuosus var. suffrutescens R. E. Preston 1982-4-25 267 Butte Cape Horn, w fork of Lake Oroville, ca. 4.5 mi se of Paradise. 426 Comment
  GH384804  Styrax redivivus A. E. Bidwell 1879-05-01 - 1879-06-01 Unknown Comment
  CHSC47408  Swertia albicaulis var. nitida Lowell Ahart 1979-5-29 1902 Butte Along the edges of a dirt road, about 1/2 mile east of Kunkle Creek, about 2 1/2 miles south-east of Paradise. 457 Comment
  SD6581  Symphoricarpos mollis Mrs. R. M. Austin 1883-1 Butte Comment
  CHSC40468  Symphyotrichum chilense Lowell Ahart 1984-12-28 4833 Butte About 1/2 mile northeast of the West Branch Bridge across lake Oroville, 1/4 mile east of Highway 70, north of Oroville. 400 Comment
  CHSC40561  Symphyotrichum chilense Lowell Ahart 1985-10-12 5197 Butte Near the east side of Kunkle Reservoir, about 2 miles south of Paradise. 502 Comment
  CHSC59498  Symphyotrichum chilense Lowell Ahart 1992-9-9 6920 Butte Along a deep wash, below the high water line of Lake Oroville, about 1/2 mile southeast of Kunkle Reservoir. 243 Comment
  CHSC69669  Symphyotrichum chilense Vernon H. Oswald 1988-5-18 3319 Butte West edge of Kunkie Reservoir SE of Paradise. 445 Comment
  JEPS87141  Symphyotrichum spathulatum Lowell Ahart 1992-9-9 6920 Butte ca .5 mi se Kunkle Reservoir ((along a deep wash below the high water line of Lake Oroville)); Lake Oroville 243 Comment
  UC1594556  Symphyotrichum spathulatum Lowell Ahart 1992-9-9 6920 Butte ca .5 mi se of, (along a deep wash below the high water line of Lake Oroville) Kunkle Reservoir; Lake Oroville 243 Comment
  CHSC19952  Tauschia hartwegii M. S. Taylor 1975-2-16 382 Butte Ca. 1/4 mi w of Pentz-Magalia Hwy, ca. 5 mi s of Paradise, in vicinity of Lime Saddle Reservoir. Comment
  CHSC30991  Tauschia hartwegii M. S. Taylor 1980-6-14 2885 Butte Comment
  JEPS14511  Tauschia hartwegii Rimo Bacigalupi with G. T. Robbins and Francia Chisaki 1956-4-19 5606 Butte along Oroville-Concow road 0.9 mi below its junction with Yankee Hill Road 521 Comment
  JEPS14512  Tauschia hartwegii Rimo Bacigalupi with G. T. Robbins and Francia Chisaki 1956-4-19 5606 Butte along Oroville-Concow road 0.9 mi below its junction with Yankee Hill Road 521 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
  CHSC2899  Thelypteris palustris G. H. Roseman 1939-6-1 Butte Comment
  CHSC25274  Thymus vulgaris K. R. Stern 1977-6-25 Butte Comment
  CAS-BOT-BC88232  Thysanocarpus curvipes James Jokerst 1985-3-24 2170 Butte Near Serpentine Point. 547 Comment
  CHSC31174  Thysanocarpus curvipes M. S. Taylor 1980-4-16 2486 Butte Lake Oroville State Recreation Area, ca. 0.5 mi s of Parish Camp just south of Lime Saddle Memorial Park, ca. 5 mi s of Paradise. 304 Comment
  CHSC35020  Thysanocarpus curvipes R. E. Preston 1982-3-25 199 Butte W side of Hwy 70 at jct with Yankee Hill Rd, ca. 13 mi n of Oroville. 518 Comment
  UC857573  Thysanocarpus curvipes A. A. Heller 1938-4-23 15051 Butte on Feather River Highway near the junction with the Yankee Hill road (w side of summit) Comment
  CHSC32672  Thysanocarpus curvipes var. curvipes M. S. Taylor; L. Hanson 1981-3-16 3413 Butte E side of Truex Rd, ca. 1/2 mi s of its jct with Hwy 70, ca. 7 mi n of Oroville. 304 Comment
  POM253346  Thysanocarpus curvipes var. curvipes A. A. Heller 1938-4-23 15051 Butte Feather River Hwy, near the junction with the Yankee Hill road. Comment
  CHSC29732  Thysanocarpus curvipes var. elegans J. D. Jokerst 1980-4-17 591 Butte Top of North Table Mt, northern most portion. 472 Comment
  CHSC35745  Thysanocarpus curvipes var. elegans R. E. Preston 1982-4-25 266 Butte Along cliff face; sw face of Cape Horn, Lake Oroville, ca. 4.5 mi se of Paradise. 426 Comment
  JEPS43468  Thysanocarpus radians Joan Danielson 1966-4-6 9 Butte Cherokee Road on way to Table Mt. 1 mi s Cherokee; on way to Table Mt. 609 Comment
  CDA42890  Torilis arvensis subsp. purpurea L. Ahart 2012-6-2 18130 Butte Along the sides of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  CHSC111980  Torilis arvensis subsp. purpurea Lowell Ahart 2012-6-2 18130 Butte Along the sides of Truex Rd., W of intersection of Truex Rd. and Trevor Rd., about 1/8 mi. NW of West Branch Bridge across Lake Oroville. 286 Comment
  JEPS119874  Torilis arvensis subsp. purpurea Lowell Ahart 2012-6-2 18130 Butte Along the sides of Truex Road, west of the intersection of Truex Road and Trevor Road, about 1/8 mile northwest of the West Branch Bridge across Lake Oroville. Comment
  A355425  Torreya californica H. F. Copeland 1932-7-18 Unknown Near West Branch Comment
  CAS-BOT-BC81376  Torreya californica H. F. Copeland 1932-7-18 s.n. Butte Near West Branch Comment
  NY17652  Torreya californica A. A. Heller 1914-6-24 11515 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
  NY17661  Torreya californica W. S. Lyon 08 1890 4960 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
  NY17671  Torreya californica H. F. Copeland 1932-7-18 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
  NY17678  Torreya californica C. B. Wolf 1937-5-17 8718 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
  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
  POM199394  Torreya californica H. F. Copeland 1932-7-18 s.n. Butte Near West Branch Comment
  SD53  Torreya californica Mrs. R. M. Austin 1883-1 Butte Comment
  UC494275  Torreya californica H. F. Copeland 1932-7-18 Butte near West Branch Comment
  CHSC27956  Toxicodendron diversilobum M. S. Taylor 1979-3-20 1936 Butte Ca. 1 mi n of jct of north fork of Feather River and Hwy 70, along an old road, ca. 10 mi n of Oroville. 304 Comment
  CHSC2325  Toxicoscordion fremontii R. Carter 1965-2-13 145 Butte Found 0.6 mi. from Grubbs Rd. on Reservoir Rd. on s side of road. 121 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
  CHSC52082  Trichostema lanceolatum B. Castro 1987-10-3 233 Butte At e edge of Pentz-Magalia Hwy ca 2.5 mi nw of Lime Saddle Marina Rd, nr Kunkle Reservoir. 448 Comment
  CHSC46367  Trifolium albopurpureum var. albopurpureum Lowell Ahart 1989-5-10 6208 Butte Near a dirt road, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville. 304 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
  CHSC30644  Trifolium bifidum var. bifidum M. S. Taylor 1980-4-16 2498 Butte Lake Oroville State Recreation Area, ca. 1/4 mi s of Parish Camp, just south of Lime Saddle Memorial Park, ca. 5 mi s of Paradise. 304 Comment
  CHSC46368  Trifolium bifidum var. bifidum Lowell Ahart 1989-5-10 6206 Butte Near a dirt road, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  CHSC46369  Trifolium ciliolatum Lowell Ahart 1989-5-10 6207 Butte Near a dirt road, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville. 304 Comment
  CHSC968  Trifolium ciliolatum V. Holt 1942-5-3 Butte Comment
  CHSC30645  Trifolium dubium M. S. Taylor; R. Schlising, L. Ahart 1980-5-31 2748 Butte Kunkle Reservoir, on e side of Pentz-Magalia Hwy, ca. 2 mi se of Paradise. 441 Comment
  CHSC46370  Trifolium glomeratum Lowell Ahart 1989-5-10 6228 Butte At the end of the dirt road that leads to Lake Oroville, about 1/12 mile north-west of the West Branch Bridge across Lake Oroville. 274 Comment
  SD116541  Trifolium variegatum var. major Barbara Ertter, Jeffrey Strachan, Lowell Ahart 1980-5-7 3307 Butte North Table Mountain, 5 miles north of Oroville, near parking area 395 Comment
  CHSC21044  Trifolium variegatum var. variegatum M. S. Taylor 1975-4-26 518 Butte On e side of Kinkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. 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
  CHSC3890  Trifolium variegatum var. variegatum Gerry Carrauthers 1966-3-21 68 Butte Pentz Rd. ca. 2 mi. W. of Cherokee. Ca. 20 mi S.E. of city of Chico. Comment
  CHSC46375  Trifolium variegatum var. variegatum Lowell Ahart 1989-5-10 6212 Butte In an open area near a small stream, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville, near Lake Oroville. 289 Comment
  CHSC85419  Trifolium willdenovii John Dittes 1992-5-5 472 Butte Sierra Nevada Range Foothills; ca. 2.6 air-miles southeast of Paradise Civic Center, ca. 1.8 air-miles west of West Branch Feather River, ca. 1.3 air-mile northwest of Kunkle Reservoir; slope above tributary drainage of Dry Creek, south of terminus of Libby Road. 445 Comment
  CHSC993  Trifolium willdenovii E. Stilson 1897-5-1 Butte Comment
  CHSC29827  Triglochin scilloides M. S. Taylor; R. S. Schlising, L. Ahart 1980-5-31 2772 Butte E side of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 3 mi s of Paradise. 441 Comment
  CHSC46535  Triglochin scilloides Lowell Ahart 1979-5-7 1859 Butte Near the edges of Kunkle Creek, about 1/4 mile north of Kunkle Reservoir, about 2 1/2 miles south-east of Paradise. 472 Comment
  SD116542  Triglochin scilloides Barbara Ertter, Jeffrey L. Strachan, Lowell Ahart 1980-5-7 3310 Butte North Table Mountain, ca. 5 air-miles north of Oroville, flat-topped basalt butte, near parking area. Wet soil at edge of vernal pool and streamlet, trodden by cattle. 395 Comment
  CHSC43182  Triphysaria eriantha Steven Azevedo 1980-3-23 4 Butte 3 mi. sw of Paradise at corner of Pentz Magalia Highway and Limesaddle road, 1.4 mi se down side of hill. 304 Comment
  CHSC90048  Triphysaria eriantha Suzanne Hermansen 1991-4-20 26 Butte Ca. 1/4 mi e of Dry Creek. 1 mile w Lime Saddle Memorial Park entrance. 1 1/4 mi n of Pentz Magalia Hwy. 170 Comment
  SEINET13750198  Triphysaria eriantha M. J. Williams 1967-4-15 s. n. Butte Near Pentz. 457 Comment
  CHSC30094  Triteleia ixioides subsp. scabra M. S. Taylor 1980-4-16 2487 Butte Lake Oroville State Recreation Area, Parish Camp just s of Lime Saddle Memorial Park, ca. 5 mi s of Paradise. 304 Comment
  CHSC40039  Triteleia ixioides subsp. scabra A. A. Heller 1938-4-23 15047 Butte Between the Las Plumas road and the summit east of Oroville on the Feather River Highway. 609 Comment
  CHSC56826  Triteleia ixioides subsp. scabra R. A. Schlising 1980-5-23 3594 Butte N of Lake Oroville, along Nelson Bar Road, 2.3 mi s of Highway 70, via Lunt Road. Comment
  CHSC86583  Triteleia ixioides subsp. scabra L. P. Janeway; John Hunt 2003-5-27 7798 Butte Northern Sierra Nevada Foothills. Northern end of Lime Saddle Memorial Park; steep north-facing slope above West Branch Feather River arm of Lake Oroville. 305 Comment
  UC843611  Triteleia ixioides subsp. scabra A. A. Heller 1938-4-23 15047 Butte between the Las Plumas road and the summit e of Oroville (on the Feather River Highway) 609 Comment
  CHSC2086  Triteleia laxa B. Hetherington 1965-3-30 Butte Comment
  CHSC24663  Triteleia laxa Keith Lickey 1974-8-25 14 Butte 0.5 km w of Hwy 70 on Pentz-Magalia Hwy. 243 Comment
  SEINET7067137  Triteleia laxa A. G. Vestal 1947-4-30 s.n. Butte Road to Cherokee. Coordinate datum: NAD27. UTM Zone 10, 626369mE, 4388455mN. Comment
  UCD94819  Typha domingensis John Thomas Howell 1962-6-16 37624 Butte Northeast of Nelson Bar. 457 Comment
  CHSC28651  Umbellularia californica M. S. Taylor 1979-3-20 1948 Butte Along old road on n side of Hwy 70 following Feather River, begins at s side of Bridge over north fork Feather River, ca. 10 mi n of Oroville. 304 Comment
  CAS-BOT-BC381816  Uropappus lindleyi James Jokerst 1985-3-24 2173 Butte Near Serpentine Point 547 Comment
  CHSC29987  Uropappus lindleyi J. D. Jokerst 1980-3-30 531 Butte N of the tip of North Table Mt. 304 Comment
  CHSC30363  Uropappus lindleyi J. D. Jokerst 1980-4-17 589 Butte Top of North Table Mt, northern most edge. 472 Comment
  CHSC46341  Urospermum picroides Lowell Ahart 1989-5-10 6220 Butte Near a dirt road, near Lake Oroville, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville. 289 Comment
  CHSC49828  Urospermum picroides Vernon Oswald 1990-4-11 4161 Butte Upper Miocene Canal between Kunkle Reservoir and the jeep trail cutting down the slope above the West Branch of Lake Oroville. On the downhill side of the canal. 426 Comment
  CHSC78255  Utricularia gibba Lowell Ahart 2000-6-17 8479 Butte Seeps, about 1/4 mile northeast of Kunkle Reservoir, east of Pentz Magalia Road, about 2 miles south of Paradise. 548 Comment
  JEPS98326  Utricularia gibba Lowell Ahart 2000-6-17 8479 Butte 2 mi S of Paradise (about 1/4 mi NE of Kunkle Reservoir, E of the Pentz Magalia Road) 548 Comment
  CHSC29830  Velezia rigida M. S. Taylor; R. Schlising, L. Ahart 1980-5-31 2766 Butte W side of Kunkle Reservoir, ca. 100 ft e of Pentz-Magalia Hwy, ca. 3 mi s of Paradise. 441 Comment
  CHSC43410  Velezia rigida Lowell Ahart 1979-5-29 1899 Butte Along the edges of a small wash, east of Kunkle Creek, about 2 1/2 miles south-east of Paradise. 487 Comment
  CHSC46354  Velezia rigida Lowell Ahart 1989-5-10 6223 Butte At the end of the dirt road that leads to Lake Oroville, near the high water line of Lake Oroville, about 1/12 mile north-west of the West Branch Bridge across Lake Oroville. 280 Comment
  CHSC78140  Velezia rigida Lowell Ahart 2000-5-31 8418 Butte A serpentine ridge, about 200 yards east of where Kunkle Creek enters Lake Oroville, east of the Kunkle Power House, about 3 miles southeast of Paradise. 335 Comment
  JEPS98475  Velezia rigida Lowell Ahart 2000-5-31 8418 Butte 3 mi SE of Paradise (200 yds E of where Kunkle Creek enters Lake Oroville, E of the Kunkle Power House) 335 Comment
  JEPS98676  Velezia rigida Lowell Ahart 2000-5-31 8418 Butte 3 mi SE of Paradise (serpentine ridge, 200 yds E of where Kunkle Creek enters Lake Oroville, E of the Kunkle Power House) 335 Comment
  SD111922  Velezia rigida Barbara Ertter, Jeff Strchan and Lowell Ahart 1980-5-7 3301 Butte North Table Mountain, ca. 5.0 miles north of Oroville. 395 Comment
  SFV5835  Verbascum blattaria M. L. Vincent 1968-6-5 767 Butte 1 mile south of Cherokee on road to Oroville. Roadside at old Campbell Ranch. 410 Comment
  CHSC51374  Verbena hastata Vernon Oswald 1990-8-14 4434 Butte Kunkle Reservoir on the east side of Pentz-Magalia Hwy south of Paradise. 441 Comment
  CHSC28595  Veronica peregrina subsp. xalapensis M. S. Taylor; J. T. Howell 1975-4-26 511 Butte Kunkle Reservoir edge, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi se of Paradise. 609 Comment
  CHSC90369  Vicia villosa Lysanna Quijano 1983-4-15 8 Butte Junction of Pentz-Magalia Hwy and Pentz-Durham Road, 7 mi east-southeast of Chico. 207 Comment
  CHSC46377  Vicia villosa subsp. varia Lowell Ahart 1989-5-10 6213 Butte About 1/10 mile north-west of the West Branch Bridge across Lake Oroville, near Lake Oroville. 289 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
  CHSC2012  Viola lobata subsp. lobata M. Underhill 1952-7-2 Butte 304 Comment
  UC108618  Viola lobata subsp. lobata D. Cleveland 1882-8-4 Butte West Branch Comment
  UCD60258  Vitis W. B. Hewitt 1935-7-1 Butte Lower Road between Oroville and Paradise. Comment
  CAS-BOT-BC203022  Vitis californica A. A. Heller 1913-5-25 10761 Butte Near Pents 152 Comment
  GH381680  Vitis californica A. A. Heller 1913-5-25 10761 Unknown Near Pents 152 Comment
  UC175350  Vitis californica A. A. Heller 1913-5-25 10761 Butte near Pents 152 Comment
  UCD60323  Vitis californica H. Olmo; W. B. Hewitt 1935-7-1 s.n. Butte Between Oroville and Paradise. Comment
  CAS-BOT-BC278400  Vulpia microstachys var. ciliata Lowell Ahart 1985-5-15 4969 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill 550 Comment
  CHSC40453  Vulpia microstachys var. ciliata Lowell Ahart 1985-5-15 4969 Butte West of Lunt Road, about 1/2 mile north of the intersection of Lunt Road and Highway 70, north of Yankee Hill. 502 Comment
  CHSC49850  Vulpia microstachys var. microstachys Vernon Oswald 1990-4-4 4152 Butte Lime Saddle Recreation Area on the West Branch of Lake Oroville, ca. 0.2 mi ne of Nelson Bar Launch, ca. 0.2 mi se of Lime Saddle Powerhouse. 304 Comment
  CHSC67448  Vulpia microstachys var. microstachys James D. Jokerst; R. A. Schlising 1985-4-8 2216 Butte Serpentine Point W of and adjacent to Hwy. 70 ca. 0.5 mi S of Lunt Rd. In vicinity of highway right of way fence. 548 Comment
  CAS-BOT-BC184181  Vulpia microstachys var. pauciflora L. W. Swift 1934-5-7 99 Butte Unspecified 731 Comment
  CAS-BOT-BC184185  Vulpia microstachys var. pauciflora Lowell Ahart 1989-5-10 6229 Butte Along the edges of the dirt road that leads to Lake Oroville, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville 289 Comment
  CHSC46445  Vulpia microstachys var. pauciflora Lowell Ahart 1989-5-10 6229 Butte Along the edges of the dirt road that leads to Lake Oroville, about 1/10 mile north-west of the West Branch Bridge across Lake Oroville. 289 Comment
  RSA121282  Vulpia myuros C. G. Albertus 1933-6-20 30 Butte 1 1/4 mile northwest of Ynakee Hill. 518 Comment
  UCD15445  Vulpia myuros Joseph H. Connell 1997-3-18 s.n. Butte California, Butte Co.; collected and donated by farm advisor. Comment
  UCD94677  Vulpia myuros C. G. Albertus 1933-6-20 31 Butte Chico; 1.25 miles NW of Yankee Hill. 518 Comment
  CHSC29837  Zeltnera venusta M. S. Taylor; R. Schlising, L. Ahart 1980-5-31 2759 Butte E side of Kunkle Reservoir, ca. 1/4 mi e of Pentz-Magalia Hwy, ca. 3 mi s of Paradise. 441 Comment
  CHSC85420  Zeltnera venusta John Dittes 1992-5-5 471 Butte Sierra Nevada Range Foothills; ca. 2.6 air-miles southeast of Paradise Civic Center, ca. 1.8 air-miles west of West Branch Feather River, ca. 1.3 air-mile northwest of Kunkle Reservoir; slope above tributary drainage of Dry Creek, south of terminus of Libby Road. 445 Comment



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