39.75722 39.85722 -121.48666 -121.38666 UC/JEPS: Consortium Search Results
Search Results — 2005 specimen records retrieved (2005 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC330578  Acer circinatum Sally Bianco 1995-9-17 1026 Butte Near Camp Creek Rd., along Dogwood Creek. 1098 Comment
  CHSC110871  Acer circinatum Tim Hanson 2013-9-24 11 Butte Northern Sierra Nevada Foothills. On the north side of Camp Creek just west of the Dixie Creek bridge and 1.5 air km northwest of the Camp Creek Powerhouse. 902 Comment
  CHSC33590  Acer circinatum M. S. Taylor 1981-5-21 3789 Butte In Mayaro, along creek, ca. 2 mi ne of Pulga on Feather River Hwy 70 487 Comment
  JEPS120575  Acer circinatum Tim Hanson 2013-9-24 11 Butte Northern High Sierra Nevada Foothills. On the north side of Camp Creek just west of the Dixie Creek bridge and 1.5 air km northwest of the Camp Creek Powerhouse. Comment
  RSA0115090  Acer circinatum Tim Hanson 2013-6-24 11 Butte Northern Sierra Nevada Foothills. On the north side of Camp Creek just west of the Dixie Creek bridge and 1.5 air km northwest of the Camp Creek Powerhouse. 902 Comment
  CAS-BOT-BC21748  Achillea millefolium Lowell Ahart 1985-5-15 4991 Butte East of the dirt road, about 1 1/2 miles north-east of Concow Res. 800 Comment
  CHSC109562  Achillea millefolium L. P. Janeway 2012-6-23 10891 Butte Northern High Sierra Nevada. Southwest spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23Np6E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC249  Achillea millefolium M. Anthony 1954-5-30 Butte Rag Dump 5. 609 Comment
  CHSC40465  Achillea millefolium Lowell Ahart 1985-5-15 4991 Butte East of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CAS-BOT-BC210632  Achnatherum lemmonii Lowell Ahart 1987-5-9 5583 Butte Along Pulga Road, about 1/4 mile west of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga 365 Comment
  CAS-BOT-BC210634  Achnatherum lemmonii Lowell Ahart 1987-7-8 5793 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga 1280 Comment
  CAS-BOT-BC210635  Achnatherum lemmonii Lowell Ahart 1985-5-15 5004 Butte 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 800 Comment
  CHSC109860  Achnatherum lemmonii L. P. Janeway 2012-6-7 10857 Butte Northern High Sierra Nevada. Southwestern end of Rocky Ridge, 0.8 km west of Ponderosa Way/Rim Road, near high-voltage power lines. 895 Comment
  CHSC42447  Achnatherum lemmonii Lowell Ahart 1987-5-9 5583 Butte Along Pulga Road, about 1/4 mile west of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga. 365 Comment
  CHSC42933  Achnatherum lemmonii Lowell Ahart 1987-7-8 5793 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga. 1280 Comment
  CHSC89015  Achnatherum lemmonii A. Peterson 2003-5-6 76 Butte Southeast of Chico, Hwy 70 road shoulder, about 2 1/2 miles sw of bridge over north fork of Feather River. 609 Comment
  CHSC92647  Achnatherum lemmonii L. P. Janeway 2005-5-29 8415 Butte Northern High Sierra Nevada. Top of Rocky Ridge towards its southern end; 2.9 km southwest of Pulga. 960 Comment
  CHSC93506  Achnatherum lemmonii Lowell Ahart 2006-5-10 12625 Butte Road bank, on the south side of the poor dirt road, Bardees Bar Road, south of the small stream, about 200 yards northwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga. 385 Comment
  CHSC93890  Achnatherum lemmonii L. P. Janeway 2006-5-28 8638 Butte Northern High Sierra Nevada. Open serpentine bowl on west side of Concow Road about 3.2 mi northeast of the upper end of Concow Reservoir. 856 Comment
  JEPS108542  Achnatherum lemmonii L. P. Janeway 2006-5-28 8638 Butte Northern High Sierra Nevada. Open serpentine bowl on west side of Concow Road about 3.2 mi northeast of the upper end of Concow Reservoir 856 Comment
  JEPS108565  Achnatherum lemmonii L. P. Janeway 2005-5-29 8415 Butte Northern High Sierra Nevada. Top of Rocky Ridge towards its southern end; 2.9 km southwest of Pulga 960 Comment
  JEPS110242  Achnatherum lemmonii Lowell Ahart 2006-5-10 12625 Butte Road bank, on the south side of the poor dirt road, Bardees Bar Road, south of the small stream, about 200 yards northwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga 385 Comment
  CHSC109858  Achnatherum lemmonii var. lemmonii L. P. Janeway 2012-6-7 10869 Butte Northern High Sierra Nevada. Southwestern spur of Rocky ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  RSA712918  Achnatherum lemmonii var. lemmonii L. P. Janeway 2006-5-28 8638 Butte Northen High Sierra Nevada, West side of Concow Road about 3.2 mi NE of upper end of Concow Reservoir Comment
  RSA712954  Achnatherum lemmonii var. lemmonii L. Ahart 2006-5-10 12625 Butte Bardees Bar Road, South of the small stream, About 200 yrds NW of poor bridge across the North Fork of the Feather River at Bardees Bar, About 2.5 air mi SW of Pulga Comment
  CAS-BOT-BC210738  Achnatherum nelsonii M. S. Taylor 1982-5-2 4395 Butte N side of Hwy 70 at Pulga bridge, ca. 20 mi ne of Oroville 487 Comment
  CAS-BOT-BC217980  Achnatherum nelsonii M. S. Taylor 1981-4-10 3522 Butte 50 feet up from creek, ca. 0.25 mile N of Pine Cluster Ranch, at base of serpentine outcrop of reddish color, between Concow Rd and a large knoll, ca. 6 miles N of Jarbo Gap on Highway 70 731 Comment
  CHSC36957  Achnatherum nelsonii subsp. dorei M. S. Taylor 1982-5-2 4395 Butte Pulga serpentine area on n side of Hwy 70 at Pulga bridge, ca. 20 mi ne of Oroville. 487 Comment
  CHSC92276  Achnatherum stillmanii L. P. Janeway; B. Castro 2005-8-3 8517 Butte Northern High Sierra Nevada. Plumas National Forest; southerly-facing forested slope between Flea Mountain and Dogwood Creek, 1.3 km northeast of top of Flea Mountain. 1122 Comment
  RSA715536  Achnatherum stillmanii L. P. Janeway, B. Castro 2005-8-3 8517 Butte Northern High Sierra Nevada. Plumas National Forest; southerly facing forested slope between Flea Mountain and Dogwood Creek, 1.3 km northeast of top of Flea Mountain. 1122 Comment
  CHSC28528  Acmispon americanus var. americanus M. S. Taylor 1979-8-4 2171 Butte On Hwy 70, ca. 1 mi n of Cresta Powerhouse, ca. 30 mi n of Oroville. 487 Comment
  CHSC94785  Acmispon americanus var. americanus Lowell Ahart 2006-10-8 13441 Butte Mud flat, near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  CHSC33115  Acmispon brachycarpus M. S. Taylor 1981-5-14 3734 Butte N side of Feather River Hwy 70 at Plumas NF boundary sign, ca. 2 mi ne of Jarbo Gap. 609 Comment
  CHSC33899  Acmispon brachycarpus M. S. Taylor 1981-4-21 3550 Butte S side of Concow Rd, on Ridge, ca. 0.5 mi s of its jct with Ponderosa Way (Rim Rd), ca. 2 mi n of Lake Concow, ca. 20 air mi n of Oroville. 853 Comment
  CHSC58913  Acmispon nevadensis var. nevadensis Lowell Ahart 1992-8-2 6911 Butte East of the intersection, about 1/2 mile north of Flea Valley, about 4 1/2 (air) miles north-east of Concow Reservoir. 1158 Comment
  CHSC23705  Adenocaulon bicolor M. S. Taylor 1976-5-5 1120 Butte Scattered ca. 4 ft N of Bear Creek and the waterfall, ca. 1/4 mi S of Hwy 70, ca. 30 mi NE of Oroville. Comment
  CHSC23702  Adiantum aleuticum M. S. Taylor 1976-5-5 1117 Butte Ca. 1/4 mi. s of Hwy 70, by Bear Ranch Creek, ca. 30 mi ne of Oroville. 487 Comment
  CHSC44611  Adiantum aleuticum Vernon Oswald 1985-7-15 1900 Butte Near Cresta Tunnel below the falls on Bear Ranch Creek via the dirt road opposite Cresta Rest Area on Hwy 70. 463 Comment
  CHSC109864  Aegilops triuncialis L. P. Janeway 2012-6-7 10858 Butte Northern High Sierra Nevada. Southwestern end of Rocky Ridge, 0.8 km west of Ponderosa Way/Rim Road, near high-voltage power lines. 895 Comment
  CHSC93877  Aegilops triuncialis Lowell Ahart 2006-6-9 12640 Butte Along the south side of the service road to Bardees Bar along the North Fork of the Feather River, about 50 yards east of the electric tower, on the east side of Highway 70, about 2 3/4 miles (air) southwest of Pulga. 534 Comment
  JEPS110293  Aegilops triuncialis Lowell Ahart 2006-6-9 12640 Butte Along the south side of the service road to Bardees Bar along the North Fork of the Feather River, about 50 yards east of the electric tower, on the east side of Highway 70, about 2 3/4 miles (air) southwest of Pulga 534 Comment
  RSA718339  Aegilops triuncialis L. Ahart 2006-6-9 12640 Butte Along the south side of the service road to Bardees Bar along the North Fork of the Feather River, about 50 yards east of the electric tower, on the east side of Highway 70, about 2 3/4 miles (air) southwest of Pulga. 535 Comment
  CAS-BOT-BC13344  Agoseris retrorsa Clarence Roy Quick 1941-6-7 s.n. Butte Big Bar Mt Comment
  CAS-BOT-BC447795  Agrimonia gryposepala Clarence Quick 1940-7-20 40 -96 Butte Big Bar Mt., E. of Feather River at Pulga; from Big Bar Lookout. 2-3 miles towards Brush Creek Comment
  CAS-BOT-BC127597  Agropyron cristatum John Thomas Howell; H. Keith Wagnon 1980-5-28 53708 Plumas Sierra Nevada. North Fork Feather River Canyon 4 miles northeast of Pulga Bridge. Comment
  CHSC39999  Agropyron desertorum M. S. Taylor 1982-6-24 4733 Butte SE of Flea Mt, n of Pulga, ca. 5 air mi e of Magalia. 1097 Comment
  CAS-BOT-BC127364  Agrostis exarata Lowell Ahart 1987-7-8 5799 Butte Along Big Bar Mountain Road, about 3 miles southwest of Coyote Gap, southeast of Pulga. 1280 Comment
  CAS-BOT-BC127370  Agrostis exarata John Thomas Howell 1973-7-9 49692 Butte Sierra Nevada. Northeast of Pulga Bridge, Feather River highway. 417 Comment
  CHSC42996  Agrostis exarata Lowell Ahart 1987-7-8 5799 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga. 1280 Comment
  CHSC94554  Agrostis exarata Lowell Ahart 2006-9-11 13301 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS110306  Agrostis exarata Lowell Ahart 2006-9-11 13301 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA724996  Agrostis exarata L. Ahart 2006-9-11 13301 Butte South edge of the North Fork of the Feather River, north side of Highway 760, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 432 Comment
  UC1562349  Agrostis exarata Vernon Oswald and Lowell Ahart 1990-7-31 4417 Butte ca 2 mi ne Concow (Jeep Trail between Concow Rd and Rim Rd) 899 Comment
  UCD52304  Agrostis exarata August L. Hormay 1929-7-24 s.n. Butte 3 miles North of Pulga. Comment
  UCD52306  Agrostis exarata August L. Hormay 1929-7-24 s.n. Butte North Fork of the Feather River, 3 miles North of Pulga. Comment
  CHSC50810  Agrostis exarata var. monolepis Vernon Oswald; Lowell Ahart 1990-7-31 4417 Butte Jeep Trail between Concow Rd and Rim Rd, ca. 2 mi northeast of Concow. 899 Comment
  UCD52484  Agrostis exarata var. monolepis John Thomas Howell 1973-7-9 49692 Butte NE of Pulga Bridge, Feather River highway. Comment
  CHSC50809  Agrostis pallens Vernon Oswald; Lowell Ahart 1990-7-31 4418 Butte Jeep Trail between Concow Rd and Rim Rd, ca. 2 mi northeast of Concow. 899 Comment
  CHSC78355  Agrostis pallens Lowell Ahart 2000-6-29 8538 Butte On the west side of Concow Road at Flea meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  JEPS98494  Agrostis pallens Lowell Ahart 2000-6-29 8538 Butte 5 air miles E of Magalia (W side of Concow Road at Flea Meadow, 1/2 mi W of Flea Mountain, 3 1/2 air miles N of Concow Reservoir) 1036 Comment
  JEPS110041  Alisma plantago-aquatica Lowell Ahart 2006-10-8 13437 Butte Mud flat, near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House 609 Comment
  CHSC94791  Alisma triviale Lowell Ahart 2006-10-8 13437 Butte Mud flat, near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  CAS-BOT-BC135817  Allium jepsonii B. Castro 1993-8-3 491 Butte Ca 1 mi S of Big Bar Mtn., 0.5 mi SE of Hungry Hunt Peak, on USFS rd 22N83 ca 0.1 mi W of its jcn with Rd 23N28. 1127 Comment
  CHSC102188  Allium jepsonii George W. Hartwell 2009-6-30 Butte Concow Road, 3-4 miles above Concow Reservoir on a serpentine ridge and adjacent steep, rocky hillsides burned by summer wildfire in 2008. 858 Comment
  CHSC47048  Allium jepsonii R. A. Schlising; P. Broyles 1988-7-9 4582 Butte E of Paradise and Magalia, N of Oroville and Jarbo Gap. 929 Comment
  CHSC62602  Allium jepsonii B. Castro 1993-8-5 492 Butte On saddle between Big Bar Mtn and Hungry Hunt Peak, on WSW-facing slope below N edge of sharp curve in USFS Rd 23N28. 1133 Comment
  CHSC62604  Allium jepsonii B. Castro 1993-8-3 491 Butte Ca 1 mi S of Big Bar Mtn, 0.5 mi SE of Hungry Hunt Peak, on USFS Rd 22N83 ca 0.1 mi W of its jcn with Rd 23N28. 1127 Comment
  CHSC63973  Allium jepsonii B. Castro 1994-6-28 515 Butte Ca 0.4 mi S of town of Pulga. On W side of Pulga Rd, ca 0.4 mi N of its jcn with Hwy 70 by the Pulga Bridge. 487 Comment
  CHSC74028  Allium jepsonii E. Hubert 1997-7-23 Butte Ca 7 air mi NW of Brush Ck, 0.5 mi E of Hungry Hunt Peak, 50 ft W of USFS Rd 23N28. 1103 Comment
  CHSC92935  Allium jepsonii L. P. Janeway 2005-7-16 8495 Butte Northern High Sierra Nevada. On Rocky Ridge, along Rim Road (Ponderosa Way); about 1.3 km south of Batchelor Point. Near ridgetop. 927 Comment
  CHSC94209  Allium jepsonii Lowell Ahart 2006-6-9 12657 Butte On the west side of Bardees Bar Road, north of the small stream, south of the large stream, about 1/8 mile west of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 385 Comment
  CHSC98392  Allium jepsonii Dean Wm. Taylor 2004-6-17 19110 Butte Rocky Ridge, north side Feather River Canyon, Forest road 23N06B under the electrical transmission line. 899 Comment
  JEPS108586  Allium jepsonii L. P. Janeway 2005-7-16 8495 Butte Northern High Sierra Nevada. On Rocky Ridge, along Rim Road (Ponderosa Way); about 1.3 km south of Batchelor Point. Near ridgetop 927 Comment
  JEPS109801  Allium jepsonii Dean W. Taylor 2004-6-17 19110 Butte Rocky Ridge, north side Feather River Canyon, Forest Road 23N06B under the electrical transmission line 899 Comment
  JEPS110416  Allium jepsonii Lowell Ahart 2006-6-9 12657 Butte On the west side of Bardees Bar Road, north of the small stream, south of the large stream, about 1/8 mile west of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 385 Comment
  UCD138550  Allium jepsonii B. Castro; Plumas NF botanists 1994-6-28 515 Butte ca. 0.4 mile south of Pulga, west side of Pulga Road, ca. 0.4 mile north of its junction with Hwy 70 by the Pulga Brige. 487 Comment
  CHSC36954  Allium membranaceum R. Schlising; R. Banchero 1980-6-5 3639 Butte N of Lake Oroville along Hwy 70, ca 3 mi S of the Pulga Crossing of Feather River. 640 Comment
  CHSC37127  Allium membranaceum M. S. Taylor 1982-6-24 4737 Butte On Flea Valley Ridge, ca. 1 mi se of Flea Mt, ca. 9 mi ne of Jarbo Gap on Hwy 70, ca. 20 air mi ne of Oroville. 1097 Comment
  POM252945  Allium membranaceum A. A. Heller 1938-5-28 15113 Butte On wooded slope in leaf mold on Feather River Highway 22 miles from Oroville. 610 Comment
  RSA32794  Allium membranaceum A. A. Heller 1938-5-28 15113 Butte Along the Feather River Highway east side of Jarboe Pass, 22 miles from Oroville. 610 Comment
  CHSC102181  Allium peninsulare George W. Hartwell 2009-4-22 Butte Concow Road, approx. 3-4 miles above Concow Reservoir on serpentine ridge burned by wildfire in summer 2008. 860 Comment
  CHSC36950  Allium peninsulare M. S. Taylor 1982-5-2 4391 Butte On n side of Hwy 70 at Pulga bridge, ca. 20 air mi ne of Oroville. 487 Comment
  CHSC40769  Allium peninsulare Lowell Ahart 1985-5-15 5003 Butte 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  JEPS97586  Allium peninsulare R. D. Stone and W. B. Davilla 1984-4-20 591 Butte Canyon of North Fork Feather River Pulga (above intersection of CA Hwy. 70 and Camp Creek (Pulga) RD.; ca. 0.75 mi SSW of) 487 Comment
  CAS-BOT-BC132077  Allium peninsulare var. peninsulare Lowell Ahart 1985-5-15 5003 Butte 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 800 Comment
  CHSC49704  Allium peninsulare var. peninsulare Vernon Oswald 1985-5-6 1744 Butte Concow Rd. 1.1 me sw of its jct. With Ponderosa Way. 853 Comment
  CHSC29387  Allophyllum divaricatum R. A. Schlising 1980-6-24 3775 Butte Along Hwy 70 in canyon of North Fork Feather River, 0.2 mi N Cresta Powerhouse. In old quarry. 457 Comment
  CHSC35098  Allophyllum divaricatum R. A. Schlising 1981-6-13 4079 Butte Pulga, roadside. Comment
  CHSC7143  Alnus rhombifolia Lynn R. Thomas 1969-3-9 11 Butte S bank of Feather River; n edge of Calif. 70, 0.1 mi w of Cresta Powerhouse. Ca. 30 mi e of Oroville. 640 Comment
  CHSC94649  Amaranthus albus Lowell Ahart 2006-9-28 13364 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  JEPS110123  Amaranthus albus Lowell Ahart 2006-9-28 13364 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel 445 Comment
  CHSC94855  Amaranthus hybridus Lowell Ahart 2006-9-28 13366 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  CDA3282  Amaranthus retroflexus L. Ahart 2006-9-28 13365 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. Comment
  CHSC94650  Amaranthus retroflexus Lowell Ahart 2006-9-28 13365 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  JEPS110467  Amaranthus retroflexus Lowell Ahart 2006-9-28 13365 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel 445 Comment
  UCR21785  Andropogon virginicus Paul Reisentz 1979-5-13 s.n. Butte Canyon c. 3 mi southe of the Butte-Plumas Co. line, 1 mi north of Cresta Point Houses, Hwy 70 Comment
  UCSB34746  Andropogon virginicus P. Reisentz 1979-5-13 Butte collected 3.0 mi S and 1.0 mi N along Highway 170 Butte-Plumas County line, and Cresta Point Houses - Butte-Plumas County line, Cresta Point Houses, and Highway 1 Comment
  CHSC42565  Angelica californica Vernon Oswald 1985-7-15 1902 Butte Ponderosa way (Rim Rd.) 3.1 mi n of Hwy 70 at Jarbo Gap. 853 Comment
  CHSC42566  Angelica californica Vernon Oswald 1985-7-15 1902 Butte Ponderosa Way (Rim Rd.) 3.1 mi n of Hwy 70 at Jarbo Gap. 853 Comment
  CHSC94788  Anthemis cotula Lowell Ahart 2006-10-8 13427 Butte Mud flat, near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  JEPS108991  Anthemis cotula Lowell Ahart 2006-10-8 13427 Butte Mud flat, near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House 609 Comment
  CHSC78357  Anthoxanthum odoratum Lowell Ahart 2000-6-29 8539 Butte On the northwest side of Concow Road at Flea meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  CHSC98662  Antirrhinum cornutum B. Castro; L. P. Janeway 2005-8-3 1511 Butte Ca 20 air mi NNE of Oroville and 1.2 mi S of Flea Mtn, along Concow Rd ca 0.1 mi N of its jcn with Rim Rd. Along narrow path under power lines just W of Concow Rd, in small openings. 1002 Comment
  CHSC25337  Antirrhinum vexillo-calyculatum subsp. intermedium M. P. Hayes 1977-8-12 30 Butte 100 m from the intersection of Highway 70 and Pulga Raod. 426 Comment
  CHSC25351  Antirrhinum vexillo-calyculatum subsp. intermedium M. P. Hayes 1977-8-10 26 Butte 100 m from the intersection of Pulga Rd. and Highway 70, along Pulga Road. 426 Comment
  CHSC28500  Antirrhinum vexillo-calyculatum subsp. intermedium M. S. Taylor 1979-7-22 2169 Butte Pulga bridge, on n side of trail leading from ne side of Pulga bridge over Hwy 70, ca. 27 mi n of Oroville. 487 Comment
  CHSC42265  Antirrhinum vexillo-calyculatum subsp. intermedium David M. Thompson 1983-7-5 365 Butte Hwy 70, 0.3 miles NE of NE end of bridge at intersection of Pulga Road and Hwy 70. 487 Comment
  CHSC51920  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway 1987-5-20 2071 Butte Hwy 70 3.5 mi NE of Jarbo Gap. 594 Comment
  JEPS83414  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-5 365 Plumas 0.3 mi ne Hwy. 70 intersection with Pulga Road, ne end of bridge (Hwy 70, on n side of road); Pulga Quad. (15', 1957) 487 Comment
  CHSC1172  Aphyllon purpureum R. Carter 1964-4-21 73 Butte Feather R. Canyon, ca. 200 yds. E of Hibbard Cr. on S side of Hwy. 40A. 609 Comment
  CHSC104  Apocynum androsaemifolium 1954-5-30 Butte Kimshew Falls near Rag Dump 5, out from Stirling. 1097 Comment
  CHSC94614  Apocynum cannabinum Lowell Ahart 2006-9-11 13272 Butte Gravel bar, south side of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS108968  Apocynum cannabinum Lowell Ahart 2006-9-11 13272 Butte Gravel bar, south side of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA725004  Apocynum cannabinum L. Ahart 2006-9-11 13272 Butte South edge of the North Fork of the Feather River, north side of highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 air miles northeast of Oroville. 432 Comment
  CAS-BOT-BC392105  Aquilegia formosa John Thomas Howell 1951-8-19 28156 Butte 2 miles west of Pulga 365 Comment
  UCR88769  Aquilegia formosa J. T. Howell 1951-8-19 28156 Butte Sierra Nevada Mtns., 2 miles west of Pulga 366 Comment
Read comments
Oct 10 2010
  CHSC1432  Aquilegia formosa var. truncata E. Walker 1932-5-9 Butte Feather River Canyon. 609 Comment
  CHSC1433  Aquilegia formosa var. truncata R. Carter 1964-6-15 128 Butte Feather R. Canyon, 3/4 mi. E of Pulga turnoff where Bear Ranch Rd. le ves Hwy. 40A. 609 Comment
  CHSC46183  Aquilegia formosa var. truncata Kirsten Tarp 1982-7-28 232 Butte Near Pulga. 731 Comment
  CHSC52190  Aquilegia formosa var. truncata Kirsten Tarp 1982-7-28 234 Butte Ca. 1.4 mi SE of Pulga. 804 Comment
  CHSC52191  Aquilegia formosa var. truncata Kirsten Tarp 1982-7-28 236 Butte Ca. 23.5 air mi E of Chico. 1219 Comment
  CAS-BOT-BC167246  Aralia californica Clarence R. Quick 1952-7-1 52 -116 Butte Mill Creek Road between Feather River Highway and Coyote Gap Comment
  CHSC32828  Arbutus menziesii W. Michael Foster 1981-4-24 10 Butte Along both sides of Hwy 70, ca. 2 mi NW of Jarbo Gap and ca. 20 mi N of Oroville. 609 Comment
  CHSC55687  Arbutus menziesii Ben Cunningham 1991-4-20 Butte Ca. 1.3 mi S of Cresta Power House and 4 ft W of Highway 70, 51 mi S of Greenville. 609 Comment
  CHSC4463  Arctostaphylos C. Glascock 1965-2-6 203 Butte 0.4 mi W of Grand View Cafe and station. Ca. 60 yds canyonward from Hwy 40a at side of a jeep trail. Comment
  CAS-BOT-BC38554  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-7-14 51817 Butte Just NE of Pulga Bridge. 417 Comment
  CHSC32678  Arctostaphylos mewukka subsp. truei M. S. Taylor 1981-3-24 3441 Butte S side of Hwy 70 just E of Heinz Creek, ca. 1 mi E of Pulga. 487 Comment
  CHSC34803  Arctostaphylos mewukka subsp. truei M. S. Taylor 1981-5-21 3780 Butte E side of rd 23N02, ca. 2 mi E of Rag Dump, ca. 6 air mi NE of Magalia. 1188 Comment
  CHSC41204  Arctostaphylos mewukka subsp. truei J. D. Jokerst 1984-6-4 2042 Butte E of Camp Creek ca 400 meters. Canyon of the North Fork Feather River. 975 Comment
  CHSC41235  Arctostaphylos mewukka subsp. truei J. D. Jokerst 1984-8-15 2145 Butte Backbone of first ridge east of Camp Creek in the canyon of the North Fork Feather River. Comment
  CHSC44639  Arctostaphylos mewukka subsp. truei J. D. Jokerst 1984-8-15 2146 Butte First ridgeline east of and paralleling Camp Cr. in the canyon of the North Fork Feather River. Comment
  CAS-BOT-BC46722  Arctostaphylos patula M. S. Taylor 1981-3-24 3441 Butte S. side of Hwy 70 just e. of Heinz Creek, ca. 1 mi. e. of Pulga. 487 Comment
  UCD51939  Arctostaphylos tomentosa J. I. Mallory 1970-9-3 381 Butte Granite ridge along Concow Road, 5 miles west of Cresta Dam, 10 miles north-northeast of Jarbo Gap, Butte County, California. 1280 Comment
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Oct 2 2015
  RSA584780  Arctostaphylos truei J. T. Howell 1976-7-14 51817 Butte Just northeast of Pulga Bridge. 418 Comment
  UCR84523  Arctostaphylos truei J. T. Howell 1976-7-14 51817 Butte Sierra Nevada Mtns, just NE of Pulga Bridge 418 Comment
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Oct 10 2010
  UCD52201  Arctostaphylos viscida John Thomas Howell; Gordon H. True 1967-5-9 42236 Butte Serpentine canyonside on northwest side of Feather River Canyon near Pulga Bridge, Butte County. Comment
  CAS-BOT-BC48286  Arctostaphylos viscida subsp. viscida C. R. Quick 1941-7-23 41 -17 Butte Big Bar Mt. Meadow Comment
  CAS-BOT-BC48291  Arctostaphylos viscida subsp. viscida John Thomas Howell; Gordon H. True 1967-5-9 42236 Butte On northwest side of Feather River Canyon near Pulga Bridge Comment
  CHSC32621  Arctostaphylos viscida subsp. viscida M. S. Taylor; L. Hanson 1981-3-31 3456 Butte N side of spur rd 1/4 mi W of its jct with Ponderosa Way (Rim Rd, rd to Flea Valley) ca. 5 mi N of its jct with Hwy 70 at Jarbo Gap. 792 Comment
  CAS-BOT-BC400430  Aristolochia californica John Thomas Howell 1951-6-26 27526 Butte Near Pulga 411 Comment
  CAS-BOT-BC400432  Aristolochia californica John Thomas Howell 1967-6-22 42644 Butte 3 miles ne. of Pulga Bridge - Canyon of the Feather River North Fork Comment
  CHSC21018  Aristolochia californica M. S. Taylor 1975-4-29 543 Butte S side of Hwy 70, ca. 25 mi ne of Oroville. Comment
  CHSC32666  Aristolochia californica M. S. Taylor 1981-3-24 3442 Butte Steep embankment, s side of Hwy 70, just e of Heinz Creek, ca. 1.5 mi e of Pulga. 487 Comment
  SFV11167  Aristolochia californica M. L. Vincent 1964-4-8 508 Butte Sierra Nevada PG&E powerplant, Feather River Canyon. 2 miles northeast of new bridge. 475 Comment
  CHSC94568  Artemisia douglasiana Lowell Ahart 2006-9-11 13273 Butte Gravel bar, south side of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS110297  Artemisia douglasiana Lowell Ahart 2006-9-11 13273 Butte Gravel bar, south side of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA724814  Artemisia douglasiana L. Ahart 2006-9-11 13273 Butte South edge of the North Fork of the Feather River, north side of highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 air miles northeast of Oroville. 432 Comment
  CAS-BOT-BC400630  Asarum hartwegii Mrs. Eva Pattee 1923-5-15 s.n. Butte Shady Rest near Cresta Comment
  CAS-BOT-BC400639  Asarum hartwegii Clarence R. Quick 1952-7-1 52 -108 Butte Mill Creek Road between Feather River Highway and Coyote Gap Comment
  JEPS104737  Asarum hartwegii John L. Morrison 1940-5-19 3163 Butte 5.9 mi from Flea Valley; along Ponderosa Way 900 Comment
  CHSC33286  Asarum lemmonii R. A. Schlising; R. Banchero 1981-6-29 4126 Butte Rag Dump (NW of Pulga, N of Concow Res., E. of Magalia) at Fall Creek. 1158 Comment
  CHSC91262  Asarum lemmonii L. P. Janeway; David Toren, Matt Brown, Jamie Tuitele-Lewis 2005-5-24 8395 Butte Northern High Sierra Nevada. Plumas National Forest; south edge of seepy meadow about 200 m east-northeast of Dogwood Creek; 1.9 km (air) east-southeast of Rag Dump. 1134 Comment
  JEPS108150  Asarum lemmonii L. P. Janeway, David Toren, Matt Brown, Jamie Tuitele-Lewis 2005-5-24 8395 Butte Northern High Sierra Nevada. Plumas National Forest; south edge of seepy meadow about 200 m east-northeast of Dogwood Creek; 1.9 km (air) east-southeast of Rag Dump 1134 Comment
  CHSC47972  Asclepias cordifolia Vernon Oswald 1984-5-23 1204 Butte Beside the dirt road leading to the falls on Bear Ranch Creek s-e of Calif. Hwy 70 at the Cresta Rest Area. 487 Comment
  CHSC124  Asclepias speciosa M. Anthony 1954-5-30 Butte Concow, Rag Dump 5. 609 Comment
  CHSC47067  Asclepias speciosa R. A. Schlising; P. Broyles 1988-7-9 4577 Butte E of Paradise and Magalia, and N of Oroville and Jarbo Gap; along Rim Road. 792 Comment
  CHSC33104  Aspidotis californica M. S. Taylor 1981-5-15 3732 Butte N side of Feather River Hwy 70, at Plumas NF boundary sign, ca. 2 mi ne of Jarbo Gap. 609 Comment
  CAS-BOT-BC65850  Aspidotis carlotta-halliae M. S. Taylor 1979-3-19 1927 Butte In vicinity of Pulga bridge over Feather River on Hwy 70, ca. 25 mi ne of Oroville 487 Comment
  HSC66084  Aspidotis carlotta-halliae M. S. Taylor 1979-3-19 1927 Butte In the vicinity of Pulga bridge over Feather River on Hwy. 70, 25 mi. NE of Oroville 488 Comment
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Mar 28 2013
  CAS-BOT-BC65915  Aspidotis densa John Thomas Howell 1959-9-26 35093 Butte Pulga Bridge, N. Fk. Feather River 411 Comment
  CHSC25358  Aspidotis densa Marc P. Hayes 1977-4-22 8 Butte Ca. 0.8 km sw of Pulga, 120 m n of North Fork of Feather River, along Pulga Rd., ca. 100 m from junction with Hwy 70. 495 Comment
  CHSC28625  Aspidotis densa M. S. Taylor 1979-3-19 1927 Butte In vicinity of Pulga bridge over Feather River on Hwy 70, ca. 25 mi ne of Oroville. 487 Comment
  CHSC28626  Aspidotis densa M. S. Taylor 1979-3-19 1926 Butte In vicinity of Pulga bridge over Hwy 70 over Feather River, ca. 25 mi ne of Oroville. 487 Comment
  CHSC32619  Aspidotis densa M. S. Taylor; L. Hanson 1981-3-31 3454 Butte N side of Spur rd 1/4 mi w of its jct with Ponderosa Way (Rim Rd, rd to Flea valley) ca. 5 mi n of its jct with Hwy 70 at Jarbo Gap. 792 Comment
  CHSC32620  Aspidotis densa M. S. Taylor; L. Hanson 1981-3-31 3459 Butte End of Spur rd, ca. 3/4 mi se of its jct with Ponderosa Way (Rim Rd, rd to Flea Valley) ca. 4 mi ne of its jct with Hwy 70 at Jarbo Gap, ca. 19 air mi n of Oroville. 914 Comment
  CHSC32687  Aspidotis densa M. S. Taylor 1981-3-18 3417 Butte N side of Pulga Rd at jct with Hwy 70 Pulga bridge. 487 Comment
  CHSC40388  Aspidotis densa Lowell Ahart 1985-5-15 4999 Butte 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC64265  Aspidotis densa H. H. Schmidt; M. Merello, L. Woodruff 1993-6-15 870 Butte Plumas National Forest. On state road 23N06 ca. 3 miles N of the junction with highway 70. 1010 Comment
  CHSC42893  Asyneuma prenanthoides L. P. Janeway 1987-6-13 2192 Butte Along Ponderosa Way (Rim Rd) 2.8 mi NE of Jarbo Gap. 883 Comment
  JEPS117932  Athyrium filix-femina L. P. Janeway 2008-8-10 9538 Butte along Four trees Road crossing of South Branch Mill Creek, 4.5 road km east-southeast of Hwy 70 Northern High Sierra Nevada 823 Comment
  RSA725005  Athyrium filix-femina subsp. cyclosorum L. Ahart 2006-9-11 13271 Butte South edge of the North Fork of the Feather River, north side of highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 air miles northeast of Oroville. 432 Comment
  CHSC100123  Athyrium filix-femina var. cyclosorum L. P. Janeway 2008-8-10 9537 Butte Northern High Sierra Nevada. Along Four Trees Road at crossing of South Branch Mill Creek, 4.5 road km east-southeast of Hwy 70. Along moist roadside gutter. 823 Comment
  CHSC34238  Athyrium filix-femina var. cyclosorum M. S. Taylor 1981-4-28 3568 E Butte On Four Trees Rd, ca. 1/2 mi e of Hwy 70, ca. 2 mi ne of Pulga. 701 Comment
  CHSC94559  Athyrium filix-femina var. cyclosorum Lowell Ahart 2006-9-11 13271 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS110234  Athyrium filix-femina var. cyclosorum Lowell Ahart 2006-9-11 13271 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  JEPS108754  Atriplex prostrata Lowell Ahart 2006-10-8 13431 Butte Mud flat, near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House 609 Comment
  CDA23332  Atriplex triangularis L. Ahart 2006-10-8 13431 Butte East side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. Comment
  CHSC94787  Atriplex triangularis Lowell Ahart 2006-10-8 13431 Butte Mud flat, near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  CAS-BOT-BC16378  Barbarea orthoceras Clarence Roy Quick 1963-7-16 63 48 a Butte Sierra Nevada. Feather River Canyon. Section Corner Meadow, east of Pulga. 1463 Comment
  UCD114285  Barbarea orthoceras Robert E. Preston 1985-4-4 512 Butte ca. 1.8 km e of Pulga, at confluence of Dogwood Cr and N Fork Feather R. Montane Forest. 433 Comment
  CHSC46284  Barbarea verna Vernon Oswald 1989-5-25 3784 Butte Railroad between Pulga and Mayaro. Along the edge of the railroad right of way. 432 Comment
  CHSC33716  Berberis aquifolium var. dictyota M. S. Taylor 1981-4-8 3513 Butte W side of Ponderosa Way, where powerlines cross the rd on Rocky Ridge, ca. 6 mi n of its jct with Hwy 70 at Jarbo Gap. 914 Comment
  CHSC33725  Berberis aquifolium var. dictyota M. S. Taylor 1981-4-10 3525 Butte S side of private rd, ca. 1/8 mi e of its jct with Ponderosa Way, ca. 4 mi n of Jarbo Gap on Hwy 70. 914 Comment
  CDA10506  Bidens frondosa L. Ahart 2006-9-11 13274 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. Comment
  CHSC94573  Bidens frondosa Lowell Ahart 2006-9-11 13274 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94892  Bidens frondosa Lowell Ahart 2006-9-28 13363 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  HSC97042  Bidens frondosa L. Ahart 2006-9-11 13274 Butte S edge of the N Fork of the Feather River, N side of Highway 70, about 1/8 miles W of the Poe Dam, about 3/4 mile NE of Pulga, about 21 miles (air) NE of Oroville 432 Comment
  JEPS108975  Bidens frondosa Lowell Ahart 2006-9-11 13274 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  JEPS110125  Bidens frondosa Lowell Ahart 2006-9-28 13363 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel 445 Comment
  RSA724879  Bidens frondosa L. Ahart 2006-9-11 13274 Butte South edge of the North Fork of the Feather River, North side of Highway 70, About 1/8 mile west of the Poe Dam, About 3/4 mile northeast of Pulga, About 21 miles (air) northeast of Oroville. 432 Comment
  CHSC33223  Boechera arcuata R. E. Preston 1981-6-2 80 Butte At edge of trail to Bear Ranch Creek falls. Ca. 100 m s of Hwy 70, where creek joins North Fork of Feather River, ca. 39 km nne of Oroville. 488 Comment
  CHSC33707  Boechera arcuata J. D. Jokerst 1981-5-21 1331 Butte Ca 1.0 mi NE of the town of Pulga. Comment
  CHSC35021  Boechera arcuata R. E. Preston 1982-3-25 201 Butte Ca. 1.5 mi e of Pulga, n side of Feather River canyon. 670 Comment
  CHSC36679  Boechera arcuata R. E. Preston 1982-4-29 274 Butte At edge of trail to Bear Ranch Creek falls, s side of Hwy 70, ca. 100 yds sw of PG and E rest stop. 487 Comment
  CHSC46283  Boechera arcuata Vernon Oswald 1989-5-25 3785 Butte Railroad between Pulga and Mayaro. On the river side of the RR between Dogwood and Camp Creeks. 438 Comment
  CHSC20522  Boechera sparsiflora M. S. Taylor 1975-4-29 542 Butte On s side of Hwy 70, ca. 25 mi ne of Oroville. Comment
  CHSC25363  Boechera sparsiflora Marc P. Hayes 1977-3-20 3 Butte Ca. .4 km from the confluence of Bear Ranch Creek and North Fork Feather River, ca. 16 km wnw of Paradise. 500 Comment
  CHSC28771  Boechera sparsiflora J. D. Jokerst 1979-10-5 363 Butte 100 yds. N.E. of waterfall on Bear Ranch Cr., 1/4 mi. S.E. of Hwy. 70 (3/4 mi. S. of Arch Rock Tunnel). 548 Comment
  CHSC32680  Boechera sparsiflora M. S. Taylor 1981-3-24 3437 Butte S side of Hwy 70, on ledges, ca. 1/4 mi w of Cresta Powerhouse, ca. 2 mi e of Pulga. 487 Comment
  CHSC43074  Boykinia major L. P. Janeway 1987-6-26 2290 Butte At Rag Dump. Damp meadowy creekside (Fall Cr). 1173 Comment
  CHSC115472  Brachypodium distachyon L. P. Janeway; Emily Meigs Doe 2015-4-13 11664 Butte Northern High Sierra Nevada. Plumas National Forest; in the canyon of North Fork Feather River, along Pulga Road 1.1 road-km northeast of Flea Valley Creek and Pulga. 526 Comment
  JEPS127606  Brachypodium distachyon L. P. Janeway 2015-4-13 11664 Butte Plumas National Forest; in the canyon of North Fork Feather River, along Pulga Road 1.1 road km Ne of Flea Valley Creek and Pulga. Comment
  SFV10381  Brassica rapa M. L. Vincent 1964-4-8 507 Butte Sierra Nevada PG&E powerplant, Feather River Canyon. 2 miles northeast of new bridge. 475 Comment
  CAS-BOT-BC106230  Brickellia californica John Thomas Howell; H. Keith Wagnon 1980-5-28 53709 Plumas North Fork Feather River Canyon 4 miles northeast of Pulga Bridge in area of granitic rock - Sierra Nevada Comment
  CHSC37650  Brickellia californica T. B. Devine 1981-8-25 752 Butte Plumas National Forest, along Hwy 70, ca. 2 1/2 mi SE of Pulga. 594 Comment
  CHSC94576  Brickellia californica Lowell Ahart 2006-9-11 13335 Butte Gravel bar, south side of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS110294  Brickellia californica Lowell Ahart 2006-9-11 13335 Butte Gravel bar, south side of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA724877  Brickellia californica L. Ahart 2006-9-11 13335 Butte South edge of the North Fork of the Feather River, north side of Highway 760, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 432 Comment
  CAS-BOT-BC127677  Brickellia greenei John Thomas Howell 1951-8-19 28159 Butte Serpentine, 2 miles west of Pulga 365 Comment
  CHSC33238  Brickellia greenei R. A. Schlising 1980-9-20 3992 Butte 2 mi S of Pulga, along Hwy 70. 609 Comment
  CHSC33943  Brickellia greenei M. S. Taylor 1981-7-10 4064 Butte N side of Hwy 70 at Pulga Bridge. Ca. 20 mi NE of Oroville. 487 Comment
  CHSC37652  Brickellia greenei T. B. Devine 1981-8-25 754 Butte Hwy 70, ca. 1/2 mi SE of Pulga Bridge. 487 Comment
  CHSC100803  Brodiaea minor R. A. Schlising; P. Broyles 1988-7-3 4571 Butte SE of Stirling City at Flea Valley; dry edge of grassy meadow and at roadside. 1118 Comment
  CHSC46856  Brodiaea minor R. A. Schlising; P. Broyles 1988-7-9 4575 Butte E of Paradise and Magalia, and N of Oroville and Jarbo Gap; along Rim Road. 792 Comment
  CHSC102183  Brodiaea sierrae George W. Hartwell 2009-6-6 Butte Concow Road. Plants abundant on serpentine ridge approximately 3-4 miles above Concow Reservoir. 860 Comment
  CHSC46855  Brodiaea sierrae R. A. Schlising; P. Broyles 1988-7-9 4574 Butte E of Paradise and Magalia, and N of Oroville and Jarbo Gap; along Rim Road. 792 Comment
  CHSC51935  Brodiaea sierrae L. P. Janeway 1987-5-20 2070 Butte Above Hwy 70 3.5 mi NE of Jarbo Gap. 594 Comment
  CHSC92885  Brodiaea sierrae L. P. Janeway 2005-6-26 8428 Butte Northern High Sierra Nevada. South-facing slope 0.4 km south of top of Batchelor Point, 0.6 km east of top of Rocky Ridge and Rim Road (Ponderosa Way). 945 Comment
  CHSC92936  Brodiaea sierrae L. P. Janeway 2005-7-16 8497 Butte Northern High Sierra Nevada. On Rocky Ridge, along Rim Road (Ponderosa Way); about 1.3 km south of Batchelor Point. Near ridgetop. 927 Comment
  JEPS50782  Brodiaea sierrae Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9280 Butte along Feather River Hwy (now CA 70) about 3 1/4 mi n Jarbo Gap (s-facing slope) 609 Comment
  RSA712646  Brodiaea sierrae L. P. Janeway 2005-7-16 8497 Butte Northern High Sierra Nevada; on Rocky Ridge, along Rim Road (Ponderosa Way); about 1.3 km south of Bachelor Point. 927 Comment
  RSA712796  Brodiaea sierrae L. P. Janeway 2005-6-26 8428 Butte South-facing slope 0.4 km. south of top of Batchelor Point, 0.6 km. east of top of Rocky Ridge and Rim Road (Ponderosa Way). 945 Comment
  CHSC42905  Bromus carinatus Lowell Ahart 1987-7-8 5807 Butte Along Big Bar Mountain Road, about 1 mile south-west of Coyote Gap, about 5 miles east of Pulga. 1280 Comment
  RSA718343  Bromus carinatus L. Ahart 2006-6-9 12643 Butte Along the north side of the service road to Bardes Bar along the North Fork of the Feather River, about 70 yards east of the electric tower, on the east side of Highway 70, about 2 3/4 miles (air) southwest of Pulga. 535 Comment
  CAS-BOT-BC149311  Bromus carinatus var. carinatus C. R. Quick 1947-7-30 47 -68 Plumas Big Bar Mountain. Plumas National Forest. 1249 Comment
  CAS-BOT-BC149544  Bromus carinatus var. carinatus John Thomas Howell 1951-6-26 27527 Butte Sierra Nevada. Near Pulga. 411 Comment
  CAS-BOT-BC149547  Bromus carinatus var. carinatus Lowell Ahart 1987-7-8 5807 Butte Along Big Bar Mountain Road, about 1 mile southwest of Coyote Gap, about 5 miles east of Pulga. 1280 Comment
  CHSC93875  Bromus carinatus var. carinatus Lowell Ahart 2006-6-9 12643 Butte Along the north side of the service road to Bardees Bar along the North Fork of the Feather River, about 70 yards east of the electric tower, on the east side of Highway 70, about 2 3/4 miles (air) southwest of Pulga. 534 Comment
  JEPS110292  Bromus carinatus var. carinatus Lowell Ahart 2006-6-9 12643 Butte Along the north side of the service road to Bardees Bar along the North Fork of the Feather River, about 70 yards east of the electric tower, on the east side of Highway 70, about 2 3/4 miles (air) southwest of Pulga 534 Comment
  CHSC41172  Bromus diandrus L. P. Janeway; Gary Benson, Randy Harrison 1984-9-10 Butte Plumas N.F. ECOS plot 11-044. Along County road 52515A above Mayaro and N Fk Feather River. 762 Comment
  CHSC93446  Bromus hordeaceus Lowell Ahart 2006-5-10 12621 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga. 354 Comment
  JEPS110114  Bromus hordeaceus Lowell Ahart 2006-5-10 12621 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga 354 Comment
  RSA712855  Bromus hordeaceus L. Ahart 2006-5-10 12621 Butte on the north side of the poor dirt road, Bardees Bar, about 2 1/2 miles (air) southwest of Pulga. 355 Comment
  CAS-BOT-BC162461  Bromus laevipes John Thomas Howell; Gordon H. True 1967-6-11 42565 Butte Sierra Nevada. On northwest side of Feather River Canyon near Pulga Bridge. 426 Comment
  CAS-BOT-BC162462  Bromus laevipes John Thomas Howell 1968-6-12 44564 Butte Sierra Nevada. Just west of Pulga Bridge, Feather River Canyon. 426 Comment
  CAS-BOT-BC162465  Bromus laevipes Lowell Ahart 1985-5-15 1471 Butte 1.5 mile northeast of Concow Res.East of the dirt road, about 1.5 mile northeast of Concow Res. 800 Comment
  CHSC101463  Bromus laevipes L. P. Janeway; Sarah Starkey 2009-7-13 9856 Butte Northern High Sierra Nevada. Upper end of Rocky Ridge, southwest side of Rim Road (Ponderosa Way) 0.3 km southeast of Concow Road near the quarry. 978 Comment
  CHSC109548  Bromus laevipes L. P. Janeway 2012-6-7 10871 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC40451  Bromus laevipes Lowell Ahart 1985-5-15 4987 Butte Ridge, east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC40645  Bromus laevipes J. D. Jokerst 1984-5-19 2023 Butte Along road edges. South edge of HWY 70 ca. 0.5 miles south of its junction with Bear Ranch Creek. Comment
  CHSC74912  Bromus laevipes E. Hubert 1996-6-24 Butte Ca 6 air mi NE of Paradise, ca 2 mi NNE of Concow Reservoir and 200 ft W of large bend in Concow Rd, 0.5 mi S of its jcn with Ponderosa Way (Rim Rd). Serpentine outcrop. 883 Comment
  CHSC93794  Bromus laevipes Lowell Ahart 2006-5-19 12631 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 405 Comment
  JEPS110217  Bromus laevipes Lowell Ahart 2006-5-19 12631 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 405 Comment
  RSA712998  Bromus laevipes L. Ahart 2006-5-19 12631 Butte Bardees bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. On the west side of the dirt road 406 Comment
  CAS-BOT-BC162358  Bromus madritensis John Thomas Howell; Gordon H. True 1967-6-11 42558 Butte Sierra Nevada. On northwest side of Feather RIver Canyon near Pulga Bridge. Comment
  RSA712951  Bromus madritensis L. Ahart 2006-5-10 12622 Butte On the north side of the poor dirt road, Bardees bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Burdees bar, about 2 1/2 miles (air) southwest of Pulga. Comment
  UCD59015  Bromus madritensis John Thomas Howell; Gordon H. True 1967-6-11 42558 Butte Sierra Nevada. On northwest side of Feather River Canyon near Pulga Bridge. Comment
  CHSC93449  Bromus madritensis subsp. madritensis Lowell Ahart 2006-5-10 12622 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga. 354 Comment
  JEPS110237  Bromus madritensis subsp. madritensis Lowell Ahart 2006-5-10 12622 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga 354 Comment
  CAS-BOT-BC162206  Bromus orcuttianus Lowell Ahart 1987-7-8 5796 Butte Along Big Bar Mountain Road, about 3 miles southwest of Coyote Gap, soutehast of Pulga. 1280 Comment
  CHSC38065  Bromus orcuttianus R. E. Preston 1982-6-23 310 Butte Bank on side of road just N of Fall Creek, SW of Rag Dump. 1158 Comment
  CHSC42904  Bromus orcuttianus Lowell Ahart 1987-7-8 5796 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga. 1280 Comment
  CAS-BOT-BC161962  Bromus rubens John Thomas Howell; Gordon H. True 1967-6-11 42561 Butte Sierra Nevada. On northwest side of Feather River Canyon near Pulga Bridge. Comment
  CAS-BOT-BC161616  Bromus sterilis John Thomas Howell 1973-7-9 49695 Butte Sierra Nevada. Northeast of Pulga Bridge, Feather River highway. 417 Comment
  CHSC90968  Bromus tectorum L. P. Janeway; M. Brown, S. Mackey Hillaire, J. Tuitele-Lewis 2005-5-4 8379 Butte Northern High Sierra Nevada. Plumas National Forest; just below Road 23N02 0.5 km north of County Road 66553; near top of a minor drainage into Camp Creek but 0.7 km east of Dogwood Creek. 1067 Comment
  RSA716560  Bromus tectorum L. P. Janeway, Matt Brown, Samantha Hillaire, Jamie Tuitele-Lewis 2005-5-4 8379 Butte Northern High Sierra Nevada. Plumas National Forest; just below Road 23N02 0.5 km north of County Road 66553; near top of a minor drainage into Camp Creek but 0.7 km east of Dogwood Creek Comment
  CAS-BOT-BC185309  Calamagrostis koelerioides John Thomas Howell 1951-8-19 28154 Butte Sierra Nevada. 2 miles west of Pulga. 365 Comment
  RSA88126  Calamagrostis koelerioides J. T. Howell 1951-8-19 28154 Butte 2 miles west of Pulga. 366 Comment
  CHSC42727  Callitriche heterophylla var. bolanderi Lowell Ahart 1987-5-27 5693 Butte Along the North Fork of the Feather River, near the Poe Power House, about 2 miles southeast of Jarbo Gap. 271 Comment
  UCD139503  Calochortus coeruleus K. Lui 1998-5-24 24 Butte Lassen National Forest, Pulga, unpaved road 1.5 km south of Poe Dam where State Route 70 crosses North Fork Feather River. 463 Comment
  CHSC115417  Calochortus monophyllus Kate Ronan 2013-4-9 Butte Centerville flumes trail. 368 Comment
  CHSC40406  Calochortus tolmiei Lowell Ahart 1985-5-15 5000 Butte 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC93880  Calycadenia oppositifolia L. P. Janeway 2006-5-28 8637 Butte Northern High Sierra Nevada. Open serpentine bowl on west side of Concow Road about 3.2 mi northeast of the upper end of Concow Reservoir. 856 Comment
  HSC97128  Calycadenia oppositifolia L. P. Janeway 2006-5-28 8637 Butte Northern High Sierra Nevada; on west side of Concow Rd. about 2.3 miles NE of the upper end of Concow Reserve 856 Comment
  CDA10581  Calycadenia truncata L. P. Janeway 2005-7-16 8496 Butte Northern High Sierra Nevada; On Rocky Ridge, along Rim Road (Ponderosa Way); about 1.3 km south of Batchelor Point. Comment
  CHSC109849  Calycadenia truncata L. P. Janeway 2012-6-7 10855 Butte Northern High Sierra Nevada. Southwestern end of Rocky Ridge, 0.8 km west of Ponderosa Way/Rim Road, near high-voltage power lines. 895 Comment
  CHSC110254  Calycadenia truncata L. P. Janeway 2012-10-11 11071 Butte Northern High Sierra Nevada. Plumas National Forest; southwest-ern end of Rocky Ridge, 0.8 km west of Ponderosa Way/Rim Road, near high-voltage power lines. 895 Comment
  CHSC28496  Calycadenia truncata M. S. Taylor 1979-7-22 2166 Butte Pulga bridge, on N side of trail leading from NE side of Pulga bridge over Hwy 70, ca. 27 mi N of Oroville. 487 Comment
  CHSC34793  Calycadenia truncata M. S. Taylor 1981-6-19 3960 Butte North side of Hwy 70 at NW end of Pulga bridge. Ca. 20 mi NE of Oroville. 487 Comment
  CHSC69445  Calycadenia truncata Lowell Ahart 1997-9-6 7887 A Butte Near the McNab Cypress grove, near the steel tower power line, along the sides of a logging road, about 1/4 mile west of Rim Road, about 2 miles (air) northeast of Concow Reservoir. 731 Comment
  CHSC92937  Calycadenia truncata L. P. Janeway 2005-7-16 8496 Butte Northern High Sierra Nevada. On Rocky Ridge, along Rim Road (Ponderosa Way); about 1.3 km south of Batchelor Point. Near ridgetop. 927 Comment
  JEPS120529  Calycadenia truncata L. P. Janeway 2012-6-7 10855 Butte Northern High Sierra Nevada. Southewestern end of rocky Ridge, 0.8 km west of Ponderosa Way / rim Road, near high-voltage power lines. Comment
  LA203131  Calycadenia truncata D. Keck; J. Clausen 1935-6-25 3778 Butte 2.2 mi. S. of Flea Valley on road to Yankee Hill Comment
  SBBG7840  Calycadenia truncata D. D. Keck, J. Clausen 1935-6-25 3778 Butte 2.2 mi S of Flea Valley on rd to Yankee Hill Comment
  UC894266  Calycadenia truncata A. A. Heller 1938-6-14 15152 Butte 23 mi from, on Feather River highway Oroville Comment
  UC913063  Calycadenia truncata David D. Keck and J. Clausen 1935-6-25 3778 Butte 2.2 mi s, on road to Yankee Hill Flea Valley Comment
  POM298259  Calycadenia truncata subsp. scabrella D. D. Keck, J. Clausen 1935-6-25 3778 Butte 2.2 miles south of Flea Valley on road to Yankee Hill Comment
  POM253181  Calycadenia truncata subsp. truncata A. A. Heller 1938-6-14 15152 Butte 23 miles from Oroville on the Feather River Highway. Comment
  RSA712645  Calycadenia truncata subsp. truncata L. P. Janeway 2005-7-16 8496 Butte Northern High Sierra Nevada; on Rocky Ridge, along Rim Road (Ponderosa Way); about 1.3 km south of Bachelor Point. 927 Comment
  CAS-BOT-BC275378  Calycadenia truncata var. truncata David D. Keck; J. Clausen 1935-6-25 3778 Butte 2.2 miles S of Flea Valley on road to Yankee Hill Comment
  CAS-BOT-BC275379  Calycadenia truncata var. truncata David D. Keck; J. Clausen 1935-6-25 3778 Butte 2.2 miles S of Flea Valley on road to Yankee Hill Comment
  CAS-BOT-BC275380  Calycadenia truncata var. truncata David D. Keck; J. Clausen 1935-6-25 3778 Butte 2.2 miles S of Flea Valley on road to Yankee Hill Comment
  CAS-BOT-BC275381  Calycadenia truncata var. truncata A. A. Heller 1938-6-14 15152 Butte On Highway 24, 23 miles E of Oroville Comment
  CAS-BOT-BC275394  Calycadenia truncata var. truncata Walter S. Lennon 1974-1-1 s.n. Butte Near Pulga Comment
  CAS-BOT-BC275418  Calycadenia truncata var. truncata Lewis S. Rose 1939-6-7 39250 Butte N Fork of Feather River, 3 miles S of Pulga 609 Comment
  A376859  Calycanthus occidentalis C. R. Quick 1940-7-20 40 -93 Unknown NE of Big Bar Mt. on Mill Creek, E. of Feather River at Pulga Comment
  CAS-BOT-BC90918  Calycanthus occidentalis Sally Bianco 1995-9-23 1029 Butte Concow area, along unnamed creek that parallels Yellowwood Road. 793 Comment
  CAS-BOT-BC90922  Calycanthus occidentalis A. A. Heller 1938-5-28 15122 Butte 25 miles east of Oroville on Highway #24. Comment
  CAS-BOT-BC90928  Calycanthus occidentalis John Thomas Howell 1967-6-22 42640 Butte Sierra Nevada. 1 mile southwest of Pulga Bridge Canyon of the Feather River North Fork. Comment
  CAS-BOT-BC90929  Calycanthus occidentalis Clarence R. Quick 1952-7-1 52 -115 Butte Sierra Nevada. Mile Creek Road between Feather River Highway and Coyote Gap. Comment
  CAS-BOT-BC90967  Calycanthus occidentalis P. Monnet 1913-8-1 s.n. Plumas Sierra Nevada. Feather River Canyon, Big Bar. Comment
  CHSC93868  Calycanthus occidentalis Lowell Ahart 2006-6-9 12662 Butte On the west side of Bardees Bar Road, at the small stream, about 1/8 mile west of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 385 Comment
  HSC96983  Calycanthus occidentalis L. Ahart 2006-6-9 12662 Butte W side of Bardees Bar Rd., 1/8 mi. W of the bridge across the N Fork of the Feather River at Bardees Bar, 2.75 mi. SW of Pulga 386 Comment
  JEPS110119  Calycanthus occidentalis Lowell Ahart 2006-6-9 12662 Butte On the west side of Bardees Bar Road, at the small stream, about 1/8 mile west of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 385 Comment
  POM253352  Calycanthus occidentalis A. A. Heller 1938-5-28 15122 Butte Feather River Hwy 25 miles from Oroville. Comment
  RSA79043  Calycanthus occidentalis E. K. Balls, P. C. Everett 1952-10-14 18212 Plumas 18.6 mi. SW of Belden on Hwy 24, Feather River Hwy. Comment
  UC725412  Calycanthus occidentalis A. A. Heller 1938-5-28 15122 Butte 25 mi from Oroville (on the Feather River Highway) Comment
  UC854798  Calycanthus occidentalis A. A. Heller 1938-5-28 15122 Butte 25 mi from Oroville (on the Feather River Highway) Comment
  CHSC35975  Calyptridium monospermum M. S. Taylor 1982-6-24 4743 Butte Disturbed soils in meadow at Rag Dump 5, ca. 2 mi n of Flea Mt, ca. 10 mi n of Jarbo Gap on Hwy 70. 1158 Comment
  CHSC57130  Calyptridium monospermum L. P. Janeway 1987-6-13 2209 Butte Dogwood Creek; along road to Mayaro 2.4 mi east of Concow Road. Comment
  UC1035979  Calyptridium monospermum Helen K. Sharsmith 1955-6-28 4527 Plumas near Pulga (East Branch of North Fork Feather River); North Fork Feather River 609 Comment
  SEINET198561  Calyptridium umbellatum H. K. Sharsmith 1955-6-28 4527 Plumas E Branch of N Fork of Feather River near Pulga 610 Comment
  CHSC100834  Calystegia occidentalis M. S. Taylor 1982-6-24 4735 Butte At end of spur rd along Flea Mt Ridge, ca. 1.5 mi se of Flea Mt, ca. 9 mi ne of Jarbo Gap on Hwy 70. 1066 Comment
  CHSC93871  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2006-6-9 12642 Butte On the sides of a dead end side road, north side of the service road to Bardees Bar along the North Fork of the Feather River, about 50 yards east of the electric tower, on the east side of Highway 70, about 2 3/4 miles (air) southwest of Pulga. 534 Comment
  JEPS108793  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2006-6-9 12642 Butte On the sides of a dead end side road, north side of the service road to Bardees Bar along the North Fork of the Feather River, about 50 yards east of the electric tower, on the east side of Highway 70, about 2 3/4 miles (air) southwest of Pulga 534 Comment
  JEPS118206  Calystegia occidentalis subsp. occidentalis Dean W. Taylor 2004-6-17 19114 Butte Rocky Ridge, north side Feather River Canyon, Forest Road 23N06B under the electrical transmission line 899 Comment
  CHSC43933  Cannabis sativa Vernon Oswald 1988-5-8 3298 Butte Railroad between Pulga and Mayaro. At the edge of the rail ties just sw of Mayaro. 438 Comment
  CAS-BOT-BC37267  Cardamine breweri Clarence Roy Quick 1963-7-16 63 50 a Butte Sierra Nevada. Section Corner Meadow, east of Pulga. Feather River Canyon. 1463 Comment
  JEPS96903  Cardamine californica Dean Wm. Taylor and Glenn L. Clifton 1997-4-9 15943 Plumas Feather River Canyon; Hwy 70 2 road miles W of bridge over the river at Pulga; Plumas National Forest 579 Comment
  CHSC32682  Cardamine oligosperma M. S. Taylor 1981-3-24 3444 Butte S side of Hwy 70, just w of Heinz Creek, ca. 1 mi w of Pulga. 487 Comment
  SFV10373  Cardamine oligosperma M. L. Vincent 1964-4-8 509 Butte Sierra Nevada PG&E powerplant, Feather River Canyon. 2 miles northeast of new bridge. 475 Comment
  CHSC73757  Cardamine pachystigma B. Castro 1996-3-26 658 Butte Ca 7.5 air mi NW of Brush Creek, 0.6 mi SE of Big Bar Mtn, and 150 ft S of USFS Rd 23N28, at E edge of meadow below Wyman Spring. 1188 Comment
  CHSC32739  Cardamine pachystigma var. dissectifolia M. S. Taylor 1981-4-14 3534 Butte W side of Ponderosa Way (Rim Rd, rd to Flea Valley), ca. 6 mi n of Jarbo Gap on Hwy 70, ca. 20 air mi n of Oroville. 914 Comment
  CHSC38068  Carex amplifolia R. E. Preston 1982-6-23 313 Butte On the bank of Fall Creek, SW of Rag Dump. 1158 Comment
  CDA33018  Carex angustata L. P. Janeway 2003-6-8 7823 Butte High Cascade Range.; Flea Valley: meadow at head of Concow Creek. Comment
  CHSC106511  Carex angustata Peter F. Zika 2009-6-17 24517 Butte Cascade Range Highlands (CaRH). Below Concow Road 10 road miles above (N of) Route 70. 1100 Comment
  CHSC84747  Carex angustata L. P. Janeway 2003-6-8 7823 Butte High Cascade Range. Flea Valley: meadow at head of Concow Creek. 1091 Comment
  JEPS105638  Carex angustata L. P. Janeway 2003-6-8 7823 Butte High Cascade Range. Flea Valley: meadow at head of Concow Creek 1091 Comment
  SEINET7549688 Image available Carex angustata L. P. Janeway 2003-6-8 7823 Butte High Cascade Range. Flea Valley: meadow at head of Concow Creek. Pulga quad. 1091 Comment
  CAS-BOT-BC19412  Carex bolanderi Lewis S. Rose 1963-6-5 63140 Butte North Fork of Feather River. Arch Rock Tunnel. 487 Comment
  CAS-BOT-BC19413  Carex bolanderi Lewis S. Rose 1963-6-5 63140 Butte North Fork of Feather River. Arch Rock Tunnel. 487 Comment
  CHSC102594  Carex bolanderi L. P. Janeway; B. Castro 2009-7-4 9835 Butte Northern High Sierra Nevada. Along Four Trees Road at crossing of South Branch Mill Creek (a tributary of North Fork Feather River). 823 Comment
  CHSC110471  Carex bolanderi L. P. Janeway 2013-5-9 11108 Butte Northern High Sierra Nevada. Southeast-facing slope of inner canyon of North Fork Feather River +-overlooking Cresta, along Camp Creek Road 2.7 road km northeast of Dixie Road. 670 Comment
  CHSC40664  Carex bolanderi J. D. Jokerst 1984-5-19 2024 Butte Seepage along the edge Hwy 70. Ca 1/2 mile south of the highway's junction with Bear Ranch Creek. Comment
  OBI6420  Carex bolanderi Lewis S. Rose 1963-6-5 63140 Butte North Fork of Feather River, Arch Rock Tunnel 488 Comment
  RSA169396  Carex bolanderi L. S. Rose 1963-6-5 63140 Butte North Fork of Feather River, Arch Rock Tunnel. 488 Comment
  RSA770098  Carex bolanderi L. P. Janeway, B. Castro 2009-7-4 9835 Butte Northern High Sierra Nevada. Along Four Trees Road at crossing of South Branch Mill Creek (a tributary of North Fork Feather River) 823 Comment
  SEINET3143631  Carex bolanderi L. S. Rose 1939-6-7 39253 Butte 3 mi N of Pulga, Feather River Canyon 518 Comment
  UC823293  Carex bolanderi Lewis S. Rose 1939-6-7 39235 Butte 3 mi N of Pulga; Feather River Canyon 518 Comment
  CHSC84735  Carex densa L. P. Janeway 2003-6-8 7820 Butte High Cascade Range. Flea Valley: meadow at head of Concow Creek. 1100 Comment
  JEPS105631  Carex densa L. P. Janeway 2003-6-8 7820 Butte High Cascade Range. Flea Valley: meadow at head of Concow Creek 1100 Comment
  SEINET7556723 Image available Carex densa L. P. Janeway 2003-6-8 7820 Butte Pulga 7.5' quad. High Cascade Range. Flea Valley. Meadow at head of Concow Creek. Comment
  CHSC52859  Carex echinata subsp. echinata L. P. Janeway 1987-6-13 2213 Butte Meadow just NE of jct of Concow Rd and the road to Flea Mtn. 1188 Comment
  CAS-BOT-BC20001  Carex feta J. D. Jokerst 1984-5-19 2025 Butte At the edge of Highway 70. Comment
  CHSC40661  Carex feta J. D. Jokerst 1984-5-19 2025 Butte Perennial seepage along the edge of Highway 70 directly across from a roadside rest area along a small dirt road that parallels Hwy 70. Comment
  CHSC53709  Carex feta L. P. Janeway 1987-5-20 2077 Butte Soggy drainage along Hwy 70 2.1 mi NE of Pulga bridge, near Heinz Creek. 457 Comment
  CAS-BOT-BC21236  Carex fracta Lowell Ahart 1987-7-8 5797 Butte Along Big Bar Mountain Road, about 3 miles southwest of Coyote Gap, southease of Pulga. 1280 Comment
  CAS-BOT-BC21237  Carex fracta Clarence Roy Quick 1963-7-16 63 -43 Butte Sierra Nevada. Feather River Canyon. Section Corner Meadow, east of Pulga. 1463 Comment
  CHSC42949  Carex fracta Lowell Ahart 1987-7-8 5797 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga. 1280 Comment
  CHSC43903  Carex fracta L. P. Janeway 1987-5-20 2085 Butte North Fork Feather River. Seep along hwy 70 0.3 mi north of Arch Rock Tunnel. 472 Comment
  CHSC48079  Carex gracilior L. P. Janeway 1989-5-13 3237 Butte Along creek NW of Concow Reservoir and on the W side of Rocky Ridge; E below the Concow Rd 8.3 mi N of Hwy 70. 822 Comment
  CHSC102853  Carex hirtissima Peter F. Zika 2009-6-17 24516 Butte Cascade Range Highlands. Below Concow Road 10 road miles above (N of) Route 70. 1100 Comment
  CHSC42814  Carex hirtissima L. P. Janeway 1987-6-13 2214 Butte Mdw just NE of Jct of Concow Cr and the rd to Flea Mtn. 1188 Comment
  CHSC45049  Carex integra Vernon Oswald 1987-5-28 2941 Butte Concow Rd. at Rag Dump. Grassy flat near Fall Creek. 1170 Comment
  CHSC43884  Carex laeviculmis L. P. Janeway 1987-6-26 2295 Butte At Rag Dump. Near Fall Creek. 1173 Comment
  CHSC106510  Carex lemmonii Peter F. Zika 2009-6-17 24520 Butte Cascade Range Highlands (CaRH). Below Concow Road 11.5 road miles above (N of) Route 70, at Dixie Road. 1210 Comment
  CHSC42815  Carex lemmonii L. P. Janeway 1987-6-13 2215 Butte Mdw just NE of jct of Concow Rd and rd to Flea Mtn. 1188 Comment
  HSC86882  Carex lemmonii L. P. Janeway 1987-6-26 2289 Butte Rag Dump 1174 Comment
  SEINET13376130  Carex lemmonii D. W. Taylor 2004-6-17 19104 Butte Flea Valley, 1128 Comment
  SEINET7485354 Image available Carex lemmonii Peter F. Zika 2009-1 24519 Butte below Concow Road 11.5 road miles above (N of) Route 70, at Dixie Road, Cascade Range 1210 Comment
  SJSU5739  Carex leptopoda Lewis S. Rose 1963-6-5 63140 Butte N Fork Feather R, Arch Rock Tunnel 487 Comment
  CHSC110450  Carex multicaulis L. P. Janeway 2013-5-16 11102 Butte Northern High Sierra Nevada. Plumas National Forest; mid-slope North Fork Feather River canyon +/- overlooking Arch Rock and the Hwy 70 rest area, along Camp Creek Road 5.4 road km northeast of Dixie Road. 702 Comment
  CHSC42369  Carex multicaulis Lowell Ahart 1987-5-9 5594 Butte Along Pulga Road, about 1/2 mile south-west of Bardees Bar along the North Fork of the Feather River, about 3 miles south-west of Pulga. 365 Comment
  RSA325125  Carex multicaulis M. S. Taylor 1981-3-24 3435 Butte Two mile stretch along both sides of Feather River Highway (70), just NE of Pulga to Cresta Powerhouse, ca. 20 miles NE of Oroville. 518 Comment
  CHSC52244  Carex nudata L. P. Janeway 1987-5-20 2084 Butte At the edge of North Fork Feather River, 5.0 mi NE of the Pulga Bridge. 457 Comment
  CHSC84712  Carex pellita L. P. Janeway 2003-6-8 7819 Butte High Cascade Range. Flea Valley: meadow at head of Concow Creek. 1103 Comment
  CAS-BOT-BC117543  Carex serratodens John Thomas Howell 1951-8-19 28158 Butte 2 mi W of Pulga 365 Comment
  CHSC44964  Carex serratodens L. P. Janeway; C. A. Janeway 1986-10-12 1918 Butte Side cyn on N-side N Fk Feather River and along hwy 70 ca 5 mi E of Jarbo Gap. Site of old (probably) mining operation. 487 Comment
  CHSC47140  Carex serratodens Joyce Lacey; Dave Wieley 1989-4-30 Butte Low in the cyn of N Fk Feather River; in seep area (ditch) along Hwy 70 immediately west of the 'Pulga' bridge over the river. 472 Comment
  CHSC106161  Carex subfusca Peter F. Zika 2009-6-17 24515 Butte Cascade Range Highlands (CaRH), below Concow Road 10 road miles above (N of) Route 70. 1100 Comment
  CHSC84709  Carex subfusca L. P. Janeway 2003-6-8 7821 Butte High Cascade Range. Flea Valley: meadow at head of Concow Creek. 1100 Comment
  SEINET4292179 Image available Carex subfusca Unknown 2003-1 7821 Butte High Cascade Range. Flea Valley: meadow at head of Concow Creek. Comment
  SEINET7486528 Image available Carex subfusca Peter F. Zika 2009-6-17 24515 Butte below Concow Road 10 road miles above (N of) Route 70 1100 Comment
  SEINET8573973 Image available Carex subfusca Unknown 2009-1 24515 Butte Comment
  CAS-BOT-BC249588  Castilleja applegatei subsp. pinetorum Mrs. Eva Pattee 1923-5-15 s.n. Butte Shady Rest near Cresta Comment
  CAS-BOT-BC249593  Castilleja applegatei subsp. pinetorum P. C. Hutchison 1961-6-9 2103 Butte Canyon of the north fork of the Feather River along highway US, at Pulga Bridge, west side of river Comment
  CAS-BOT-BC249594  Castilleja applegatei subsp. pinetorum L. R. Heckard; J. R. Sweeney 1953-4-27 345 A Butte Feather River Highway about 23 miles N.E. of Oroville 548 Comment
  CAS-BOT-BC249595  Castilleja applegatei subsp. pinetorum Clarence R. Quick 1952-7-1 52 -131 Butte Mill Creek Road between Feather River Highway and Coyote Gap Comment
  CHSC109577  Castilleja applegatei subsp. pinetorum L. P. Janeway 2012-6-23 10887 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC114977  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-4-13 20033 Butte On the north side of Rim Road, about 2-1/2 miles (air) north of Jarbo Gap, about 17 miles (air) north of Oroville. 830 Comment
  CHSC114979  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-4-13 20036 Butte On the southwest side of Rim Road, about 3 miles (air) north of Jarbo Gap, about 17-1/2 miles (air) north of Oroville. 907 Comment
  CHSC34082  Castilleja applegatei subsp. pinetorum M. S. Taylor 1981-7-19 3957 Butte N side of Feather River Hwy 70m at nw end of Pulga bridge and along Pulga rd ca. 1/4 mi, ca. 20 mi ne of Oroville. 487 Comment
  CHSC37518  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-5-2 4385 Butte N side of Hwy 70, 4.2 mi w of Pulga bridge, ca 19 air mi ne of Oroville. 701 Comment
  CHSC39267  Castilleja applegatei subsp. pinetorum Lowell Ahart 1983-6-30 4177 Butte About 1 1/2 miles north-east of Concow Res. Section 1. 550 Comment
  CHSC40878  Castilleja applegatei subsp. pinetorum Lowell Ahart 1985-5-15 5005 Butte 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC44773  Castilleja applegatei subsp. pinetorum R. Banchero 1980-5-12 152 Butte Along Hwy 70, 1.7 mi N of Jarbo Gap, 3.6 mi SW of the jct of Hwy 70 and the Feather River. 658 Comment
  CHSC48972  Castilleja applegatei subsp. pinetorum Vernon Oswald 1984-5-23 1207 Butte Pulga Rd, 0.5 mi n of Calif. Hwy 70. 487 Comment
  CHSC64667  Castilleja applegatei subsp. pinetorum H. H. Schmidt; M. Merello, L. Woodruff 1993-6-15 871 Butte Plumas National Forest. On state road 23N06 ca. 3 miles N of the junction with highway 70. 1010 Comment
  JEPS124198  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-4-13 20033 Butte About 2 1/2 miles (air) north of Jarbo Gap, about 17 miles (air) North of Oroville Comment
  JEPS124299  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-4-13 20036 Butte About 3 miles (air) north of Jarbo Gap, about 17 1/2 miles (air) north of Oroville. Comment
  JEPS26677  Castilleja applegatei subsp. pinetorum P. C. Hutchison 1961-6-9 2103 Butte along U.S. Alt 40 at Pulga Bridge (canyon of the north fork of the Feather River, w side of river) Comment
  JEPS3294  Castilleja applegatei subsp. pinetorum L. Heckard and J. R. Sweeney 1953-4-27 345 a Butte 23 mi ne Oroville (Feather River canyon highway) 548 Comment
  JEPS60470  Castilleja applegatei subsp. pinetorum T. I. Chuang and L. Constance 1969-7-2 6709 Butte 8.6 mi sw Arch Rock Tunnel (on Highway 70) Comment
  JEPS80628  Castilleja applegatei subsp. pinetorum M. S. Taylor 1981-7-19 3957 Butte ca 0.25 mi <?> nw end of Pulga Bridge (along Pulga Rd, n side of Feather River Highway, ca 20 mi ne of Oroville); Pulga Quad. 487 Comment
  UC1012190  Castilleja applegatei subsp. pinetorum F. W. Pennell and A. A. Heller 1940-6-5 25692 Butte above Pulga (Route 24, along Feather River); Feather River 457 Comment
  UC726497  Castilleja applegatei subsp. pinetorum A. A. Heller 1942-6-5 16498 Butte 3 mi w Pulga Comment
  CAS-BOT-BC255462  Castilleja applegatei var. pinetorum Peter H. Raven 1954-4-17 6619 Butte 10 miles above Oroville on road to Pulga Comment
  CHSC114976  Castilleja pruinosa Lowell Ahart 2015-4-13 20035 Butte On the southwest side of Rim Road, about 3 miles (air) north of Jarbo Gap, about 17-1/2 miles (air) north of Oroville. 907 Comment
  CHSC40883  Castilleja pruinosa Lowell Ahart 1985-5-15 5002 Butte East of a small dry stream, 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC48978  Castilleja pruinosa Vernon Oswald 1986-4-29 1991 Butte Rim Rd. (Ponderosa Way) 4.0 mi n of Jarbo Gap and Hwy 70. 877 Comment
  JEPS124197  Castilleja pruinosa Lowell Ahart 2015-4-13 20035 Butte About 3 miles (air) north of Jarbo Gap, about 17 1/2 miles (air) North of Oroville Comment
  CHSC46316  Castilleja tenuis Vernon Oswalf 1989-6-8 3806 Butte W side of Concow Rd at Flea Valley. 1118 Comment
  CAS-BOT-BC48700  Ceanothus cordulatus Clarence R. Quick 1964-7-9 64 -68 Butte On dead-end road into Wildcat Creek east of Pulga Comment
  CHSC109561  Ceanothus cuneatus var. cuneatus L. P. Janeway 2012-6-23 10889 Butte Northern High Sierra Nevada. Southwest spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23Np6E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  SBBG128003  Ceanothus cuneatus var. cuneatus L. P. Janeway 2012-6-23 10889 Butte southwestern spur of Rocky Ridge, 0.6 air kim S of Batchelor Point; along Rd 23N06E 0.8 rd km SE of Rim Rd/Ponderosa Way 895 Comment
  CHSC36071  Ceanothus diversifolius R. A. Schlising; J. D. Jokerst 1982-6-6 4288 Butte Along Concow Road, n of Concow Reservoir, near Flea Mt. 1097 Comment
  CHSC46798  Ceanothus diversifolius R. A. Schlising; P. Broyles 1988-7-9 4576 Butte E of Paradise and Magalia, and N of Oroville and Jarboe Gap; along Rim road. 792 Comment
  CAS-BOT-BC50764  Ceanothus integerrimus C. R. Quick 1947-7-30 47 -69 Plumas Bit Bar Mt. 1249 Comment
  CAS-BOT-BC50765  Ceanothus integerrimus Clarence R. Quick 1942-8-4 42 45 A Plumas Bit Bar Mt., Feather River Canyon east of Pulga Comment
  CAS-BOT-BC50776  Ceanothus integerrimus Lewis S. Rose 1968-6-12 68112 Butte Feather River Canyon - Pulga 487 Comment
  CAS-BOT-BC50780  Ceanothus integerrimus A. A. Heller 1938-5-28 15126 Butte Along Highway #24, a short distance east of Pulga Comment
  CAS-BOT-BC50822  Ceanothus integerrimus John Thomas Howell 1973-7-9 49698 Butte Sierra Nevada - near Bear Ranch Creek, Feather River Highway 457 Comment
  CAS-BOT-BC50825  Ceanothus integerrimus Clarence R. Quick 1952-6-30 52 -99 Butte Sierra Nevada - Ridge-top, Big Bar Mt., east of Pulga Comment
  CHSC32834  Ceanothus integerrimus W. Michael Foster 1981-4-24 9 Butte Along both sides of Hwy 70, ca. 2 mi nw of Jarbo Gap and ca. 20 n of Oroville. 609 Comment
  GH349617  Ceanothus integerrimus L. S. Rose 1968-6-12 68112 Unknown Feather River Canyon, Pulga 487 Comment
  HSC18286  Ceanothus integerrimus L. S. Rose 1968-6-12 68112 Butte Feather River Canyon, Pulga 488 Comment
  SBBG28487  Ceanothus integerrimus A. A. Heller 1938-5-28 Butte Feather River Hwy, near Pulga 420 Comment
  SBBG32273  Ceanothus integerrimus L. S. Rose 1968-6-12 Butte Feather River Cyn, Pulga 487 Comment
  SJSU5725  Ceanothus integerrimus L. S. Rose 1968-6-12 68112 Butte Feather R Canyon, Pulga 487 Comment
  UC725821  Ceanothus integerrimus A. A. Heller 1938-5-28 15126 Butte near Pulga (along the Feather River Hwy.) 420 Comment
  CHSC35972  Ceanothus integerrimus var. californicus M. S. Taylor 1982-5-23 4508 Butte In granite on e side of Arch Rock Tunnel, n side of Hwy70, ca. 0.5 mi w of Butte-Plumas county line. 487 Comment
  CHSC42479  Ceanothus integerrimus var. californicus Lowell Ahart 1987-5-6 5535 Butte On a large gravel bar, along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap. 271 Comment
  RSA253290  Ceanothus integerrimus var. puberulus A. A. Heller 1938-5-28 15126 Butte Along the Feather River Hwy in granite near Pulga. 421 Comment
  CAS-BOT-BC51734  Ceanothus lemmonii C. R. Quick 1941-6-8 41 -10 Butte about 2 miles S. of Big Bar Mt. Comment
  CHSC97156  Centaurea cyanus Lowell Ahart 2007-5-16 13893 Butte Between the road to Bear Ranch Creek and Highway 70, north of Bear Ranch Creek, about 1/4 mile southeast of the Shady Rest Area south of the Arch Rock Tunnel. 463 Comment
  JEPS113265  Centaurea cyanus Lowell Ahart 2007-5-16 13893 Butte Between the road to Bear Ranch Creek and Highway 70, north of Bear Ranch Creek, about 1/4 mile southeast of the Shady Rest Area south of the Arch Rock Tunnel 463 Comment
  RSA726481  Centaurea cyanus L. Ahart 2007-5-16 13893 Butte About 1/4 mile southeast of the Shady Rest Area south of the Arch Rock Tunnel. 463 Comment
  CHSC32681  Centaurea melitensis M. S. Taylor 1981-3-24 3447 Butte S side of Hwy 70, in turn out just e of Poe Dam, ca. 1 mi e of Pulga, in turn out. 487 Comment
  CHSC93860  Centaurea melitensis Lowell Ahart 2006-6-9 12659 Butte On the north side of Bardees Bar Road, north of the small stream, on the east side of the large stream, about 1/8 mile northwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 385 Comment
  HSC97161  Centaurea melitensis L. Ahart 2006-6-9 12659 Butte On N side of Bardees Bar Rd., ca. 1/8 mi. NW of the poor bridge across the N Fork of the Feather River at Bardees Bar, about 2 3/4 mi. SW of Pulga 386 Comment
  JEPS108984  Centaurea melitensis Lowell Ahart 2006-6-9 12659 Butte On the north side of Bardees Bar Road, north of the small stream, on the east side of the large stream, about 1/8 mile northwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 385 Comment
  RSA718333  Centaurea melitensis L. Ahart 2006-6-9 12659 Butte North side of Bardees Bar Road, north of the small stream, on the east side of the large stream, about 1/8 mile northwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2.75 air miles southwest of Pulga 386 Comment
  CHSC69446  Centaurea solstitialis Lowell Ahart 1997-9-6 7885 Butte Near the McNab Cypress grove, near the steel tower power line, along the sides of a logging road, about 1/4 mile west of Rim Road, about 2 miles (air) northeast of Concow Reservoir. 731 Comment
  JEPS94438  Centaurea solstitialis Lowell Ahart 1997-9-6 7885 Butte abuot 2 air mi ne of Concow Reservoir (near the McNab Cypress Grove, near the steel tower power line, along sides of a logging road, about 1/4 mi w of Rim Road) 731 Comment
  CHSC35978  Cephalanthera austiniae M. S. Taylor 1982-6-24 4746 Butte Rag Dump 5, ca. 2 mi n of Flea Mt, ca. 10 mi n of Jarbo Gap on Hwy 70. 1158 Comment
  JEPS46151  Cephalanthera austiniae Duncan Dunning 1922-7-18 Butte n. Pulga (Flea Valley); Flea Valley Comment
  CHSC62444  Cerastium arvense B. Castro 1991-4-29 441 Butte Ca 6.5 air mi ENE of Paradise, just upslope from 'Pulga' on W side of the Feather River. On N-facing edge of serpentine ridge near E end of ridge. 853 Comment
  CHSC90970  Cerastium arvense L. P. Janeway; J. Tuitele-Lewis, S. Mackey Hillaire, M. Brown 2005-5-9 8382 Butte Northern High Sierra Nevada. Plumas National Forest; Ridge on southwest side of Rim Road (Ponderosa Way) 0.9 km southeast of junction with Concow Road; north end of Rocky Ridge. 991 Comment
  JEPS108153  Cerastium arvense L. P. Janeway, J. Tuitele-Lewis, S. Mackey Hillaire, M. Brown 2005-5-9 8382 Butte Northern High Sierra Nevada. Plumas National Forest; Ridge on southwest side of Rim Road (Ponderosa Way) 0.9 km southeast of junction with Concow Road; north end of Rocky Ridge 991 Comment
  CHSC55491  Cercis occidentalis Ben Cunningham 1991-4-20 Butte Poe Dam, 10 ft w of Highway 70 and 52 mi s of Greenville. 609 Comment
  CHSC94599  Chamaesyce maculata Lowell Ahart 2006-9-11 13284 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94603  Chamaesyce maculata Lowell Ahart 2006-9-13 13327 Butte South of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, poor road on the north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville. 452 Comment
  CHSC94723  Chamaesyce maculata Lowell Ahart 2006-9-28 13385 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  JEPS108953  Chamaesyce maculata Lowell Ahart 2006-9-11 13284 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  JEPS108966  Chamaesyce maculata Lowell Ahart 2006-9-13 13327 Butte South of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, poor road on the north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville 452 Comment
  RSA724813  Chamaesyce maculata L. Ahart 2006-9-11 13284 Butte South edge of the North Fork of the Feather River, north side of Highway 760, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 432 Comment
  CHSC94834  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2006-10-8 13440 Butte Near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  CHSC32693  Cheilanthes gracillima M. S. Taylor 1981-3-24 3438 Butte S side of Hwy 70, in curve in rd across the river from Mayaro, ca. 1 mi. e of Pulga. 487 Comment
  CHSC94608  Chenopodium album Lowell Ahart 2006-9-13 13312 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS108955  Chenopodium ambrosioides var. ambrosioides Lowell Ahart 2006-9-11 13281 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA725000  Chenopodium ambrosioides var. ambrosioides L. Ahart 2006-9-11 13281 Butte South edge of the North Fork of the Feather River, North side of Highway 70, About 1/8 mile west of the Poe Dam, About 3/4 mile northeast of Pulga, About 21 miles (air) northeast of Oroville. 432 Comment
  CDA3047  Chenopodium botrys L. Ahart 2006-9-11 13282 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. Comment
  CDA7111  Chenopodium botrys L. Ahart 2006-10-8 13438 Butte East side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. Comment
  JEPS108954  Chenopodium botrys Lowell Ahart 2006-9-11 13282 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  JEPS108993  Chenopodium botrys Lowell Ahart 2006-10-8 13438 Butte Near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House 609 Comment
  RSA724944  Chenopodium botrys L. Ahart 2006-10-8 13438 Butte E side of the N fork of the Feather River, just E of where the river flows into a pool, on the W side of Hwy 70, 1/2 mile N of Cresta Power House. 610 Comment
  RSA725001  Chenopodium botrys L. Ahart 2006-9-11 13282 Butte South edge of the North Fork of the Feather River, North side of Highway 70, About 1/8 mile west of the Poe Dam, About 3/4 mile northeast of Pulga, About 21 miles (air) northeast of Oroville. 432 Comment
  CDA3086  Chenopodium hians L. Ahart 2006-9-28 13368 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. Comment
  CDA3074  Chenopodium missouriense J. T. Howell 1961-9-22 36788 Butte North Fork of Feather River northeast of Pulga. 0 Comment
  JEPS108956  Chenopodium pumilio Lowell Ahart 2006-9-11 13283 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  CHSC94657  Chenopodium strictum var. glaucophyllum Lowell Ahart 2006-9-28 13368 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  JEPS110278  Chenopodium strictum var. glaucophyllum Lowell Ahart 2006-9-28 13368 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel 445 Comment
  RSA724845  Chenopodium strictum var. glaucophyllum L. Ahart 2006-9-28 13368 Butte E side of the N Fork of the Feather River, on the W side of Hwy 70, about 50 yards S of the Shady Rest Area S of the Arch Rock Tunnel. 445 Comment
  CHSC1409  Chimaphila menziesii R. Carter 1964-5-16 100 Butte Feather R. Canyon, 1/4 mi. S of Cresta Power House on S side Hwy. 40A. 609 Comment
  CHSC42576  Cicuta douglasii Vernon Oswald 1985-7-15 1901 Butte N. Fork of Feather R. at Cresta Rest Area on Hwy 70 0.3 mi s of Arch Rock Tunnel 457 Comment
  CHSC46311  Cirsium occidentale var. candidissimum Vernon Oswald 1989-6-8 3803 Butte Camp Creek Rd, 0.5 mi s of Dogwood Creek, n of Pulga. Along road. 585 Comment
  CAS-BOT-BC439033  Cistanthe monosperma Helen K. Sharsmith 1955-6-28 4527 Plumas East Branch of North Fork of Feather River, near Pulga. 609 Comment
  CAS-BOT-BC228755  Cistanthe umbellata Clarence R. Quick 1952-7-1 52 -118 Butte Mill Creek Road between Feather River Highway and Coyote Gap Comment
  CAS-BOT-BC228909  Cistanthe umbellata Helen K. Sharsmith 1955-6-28 4527 Plumas East Branch of North Fork of Feather River, near Pulga 609 Comment
  CHSC35135  Clarkia concinna subsp. concinna R. Schlising; R. Banchero 1980-6-5 3640 Butte N of Oroville along Hwy 70, ca 3 miles S of Pulga crossing of the Feather River. 640 Comment
  CHSC93793  Clarkia concinna subsp. concinna Lowell Ahart 2006-5-19 12636 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 405 Comment
  JEPS108862  Clarkia concinna subsp. concinna Lowell Ahart 2006-5-19 12636 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 405 Comment
  RSA32817  Clarkia concinna subsp. concinna A. A. Heller 1938-5-28 15114 Butte On wooded slope in leaf mold on Feather River Highway 22 miles from Oroville. 610 Comment
  RSA712993  Clarkia concinna subsp. concinna L. Ahart 2006-5-19 12636 Butte On the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 406 Comment
  CHSC1103  Clarkia gracilis subsp. albicaulis R. Carter 1964-6-15 125 Butte Feather R. Canyon, 3/4 mi. E of Pulga turnoff on Hwy. 40A on S side of highway. 609 Comment
  CHSC88639  Clarkia gracilis subsp. albicaulis Linnea Hanson 1994-6-29 354 Butte Plumas National Forest. 4WD Road off Concow Road. 853 Comment
  CHSC88644  Clarkia gracilis subsp. albicaulis Linnea Hanson 1994-6-18 352 Butte Plumas National Forest. Mill Creek Cal Trans Station. 426 Comment
  CAS-BOT-BC27107  Clarkia mildrediae Amos Arthur Heller 1938-7-2 15153 Butte On the Feather River Highway, 2 mi W of Arch Rock Tunnel. Comment
  CAS-BOT-BC6941  Clarkia mildrediae Amos Arthur Heller 1938-7-2 15153 Butte On the Feather River Highway, 2 mi W of Arch Rock Tunnel. Comment
  GH367721  Clarkia mildrediae F. H. Lewis, M. E. Lewis & F. C. Vasek 1950-6-30 756 Unknown Hwy 24, 0.05 mi. S. of Arch Rock on Feather River Comment
  SFV10925  Clarkia mildrediae M. L. Vincent 1968-6-10 848 Butte Sierra Nevada 1/5 mile north of Cresta Power Station, North Fork Feather River. 460 Comment
  UC1071907  Clarkia mildrediae H. and M. Lewis, F. Vasek June 1950 756 Butte 0.5 mi s Arch Rock (Hwy.24); Feather River Comment
  UC1143186  Clarkia mildrediae H. and M. Lewis, F. Vasek 1950-6-30 760 Butte 2.0 mi s Arch Rock (Hwy.24); Feather River Comment
  UC725470  Clarkia mildrediae A. A. Heller 1938-7-2 15153 NUL Butte 2 mi w Arch Rock Tunnel; ; W of Arch Rock Tunnel, Butte Co. Comment
  CAS-BOT-BC163264  Clarkia mildrediae subsp. lutescens Clarence R. Quick 1952-7-1 52125 Butte Mill Creek Road between Feather River Canyon and Coyote Gap Comment
  CAS-BOT-BC163265  Clarkia mildrediae subsp. lutescens Clarence R. Quick 1952-7-1 52 -125 Butte Mill Creek Road between Feather River Canyon and Coyote Gap Comment
  UC1972926  Clarkia mildrediae subsp. lutescens Catherine Schnurrenberger 2011-7-8 Butte On Flea Mountain, off of Concow-Rim Road approx. 1 air mi N of Hwy 70 on and around the access road to the transmission line 944 Comment
  CAS-BOT-BC163277  Clarkia mildrediae subsp. mildrediae H. Lewis; M. Lewis; F. Vasek 1950-6-30 756 Butte Hwy 24, 0.05 mi. S. of Arch Rock on Feather River Comment
  CHSC100858  Clarkia mildrediae subsp. mildrediae B. Castro; David Toren 2005-7-21 1521 Butte Ca 8.5 air mi NE of Paradise, on slopes just W of Lockerman Ck. On NW-facing roadcut by USFS Rd 24N13, about 5 ft off road. 890 Comment
  CHSC1105  Clarkia mildrediae subsp. mildrediae R. Carter 1964-6-15 124 Butte Feather River Canyon along S side Hwy. 40 on W side of tunnel, Arch Rock. 609 Comment
  CHSC48628  Clarkia mildrediae subsp. mildrediae Vernon Oswald 1984-7-9 1354 Butte Near falls on Bear Ranch Creek s-e of Hwy 70 at Cresta Rest Area. 512 Comment
  CHSC70733  Clarkia mildrediae subsp. mildrediae L. P. Janeway 1994-6-17 4665 Butte Northwest side of canyon of North Fork Feather River, +/- overlooking Cresta; along Pulga Road (Camp Creek Road) 6.1 mi northeast of Pulga Bridge (Hwy 70). Road cutbank. 670 Comment
  CHSC71157  Clarkia mildrediae subsp. mildrediae L. P. Janeway 1993-7-16 4391 Butte Southeast side of North Fork Feather River; along Hwy 70 0.4 mi north of Cresta Powerhouse. Road cutbank. 457 Comment
  CHSC71158  Clarkia mildrediae subsp. mildrediae L. P. Janeway 1994-7-5 4679 Butte Along ridge 0.7 mi east-southeast of Flea Mountain; northeast side near the top, 0.3 mi east-southeast of Campbell Meadow. Road cutbank and above. 1158 Comment
  CHSC91668  Clarkia mildrediae subsp. mildrediae L. P. Janeway; Samantha Mackey Hillaire 2005-7-11 8489 Butte Northern High Sierra Nevada. Near top of east side of broad ridge between Dogwood Creek and Camp Creek; 1.5 km southwest of confluence of Camp Creek and Lockerman Creek. Steep northeast-facing slope. 1079 Comment
  LA206073  Clarkia mildrediae subsp. mildrediae Harlan Lewis; M. Lewis, Frank C. Vasek 1950-6-30 760 Butte Hwy 24, 2.0 mi S of Arch Rock on Feather River Comment
  LA206077  Clarkia mildrediae subsp. mildrediae Harlan Lewis; M. Lewis, Frank C. Vasek 1950-6-30 756 Butte Hwy 24, 0.05 mi S of Arch Rock on Feather River Comment
  RSA108404  Clarkia mildrediae subsp. mildrediae Harlan Lewis, F. Vasek 1950-6-30 760 Butte Hwy 24, 2 miles S of Arch Rock on Feather River Comment
  RSA108425  Clarkia mildrediae subsp. mildrediae Harlan Lewis, M. Lewis, F. Vasek 1950-7-1 756 Butte Highway 24, 0.5 mile south of Arch Rock on Feather River. Comment
  UC1730255  Clarkia mildrediae subsp. mildrediae L. P. Janeway 1994-6-17 4663 Butte NW side of canyon of North Fork Feather River, along Pulga Road (Camp Creek Road) 3.0 mi N of Pulga Bridge (Hwy 70) 603 Comment
  CAS-BOT-BC163354  Clarkia mosquinii L. P. Janeway 1995-7-7 4835 Butte Along Hwy 70 1.9 mi northeast of Jarbo Gap. Southeast-facing road cutbank through steep mid-slope of North Fork Feather River canyon 649 Comment
  CHSC65575  Clarkia mosquinii L. P. Janeway 1995-7-7 4835 Butte Along Hwy 70 1.9 mi northeast of Jarbo Gap. Southeast-facing road cutbank through mid-slope of North Fork Feather River canyon. 649 Comment
  UC1606714  Clarkia mosquinii subsp. mosquinii L. P. Janeway 1995-7-7 4834 Butte along Highway 70 1.3 mi ne of Jarbo Gap (North Fork Feather River canyon); , Highway 70 655 Comment
  CAS-BOT-BC164779  Clarkia rhomboidea John Thomas Howell 1967-6-22 42645 Butte 3 miles northeast of Pulga Bridge, canyon of the Feather River North Fork Comment
  CAS-BOT-BC164792  Clarkia rhomboidea L. P. Janeway; Perrie Cobb 1993-6-1 4364 Butte Southeast side of canyon of North Fork Feather River; along dirt road from Cresta Rest Area to the Bear Ranch Creek falls 487 Comment
  CHSC1114  Clarkia rhomboidea R. Carter 1964-5-16 91 Butte Feather River Canyon, 1/4 mi. W of Cresta powerhouse on S side of Hwy. 40A. 670 Comment
  CHSC37428  Clarkia rhomboidea A. Dawson; D. Burk, R. A. Schlising 1982-6-2 4281 Butte N of Oroville and N of Concow Reservoir along Concow Road. Roadside. Comment
  CHSC37429  Clarkia rhomboidea R. Schlising; K. Tarp 1982-7-28 4352 Butte E of Pulga and SW of Coyote Gap Station, on Big Bar Mountain Road. On roadside bank. 1249 Comment
  CHSC70742  Clarkia rhomboidea L. P. Janeway; Perrie Cobb 1993-6-1 4364 Butte Southeast side of canyon of North Fork Feather River; along dirt road from Cresta Rest Area to the Bear Ranch Creek falls. 487 Comment
  CHSC70755  Clarkia rhomboidea L. P. Janeway 1994-6-17 4664 Butte Along Pulga Road (Camp Creek Road) 7.5 mi northeast of Pulga Bridge (Hwy 70); northwest side of canyon of North Fork Feather River almost overlooking Arch Rock. 701 Comment
  RSA108409  Clarkia rhomboidea Harlan Lewis, M. Lewis, F. Vasek 1950-6-30 759 Butte Highway 24, 1.4 mile south of Arch Rock, Feather River. Comment
  RSA108431  Clarkia rhomboidea Harlan Lewis, M. Lewis, F. Vasek 1950-6-30 758 Butte Highway 24, 0.8 mile south of Arch Rock, Feather River. Comment
  UC1143245  Clarkia rhomboidea H. and M. Lewis, F. Vasek 1950-6-30 759 Butte 1.4 mi s Arch Rock (Hwy. 24); Feather River Comment
  UC1143258  Clarkia rhomboidea H. and M. Lewis, F. Vasek 1950-6-30 758 Butte 0.8 mi s Arch Rock (Hwy. 24); Feather River Comment
  UC725469  Clarkia rhomboidea A. A. Heller 1938-5-30 15129 Butte on Feather River Hwy 2 mi w Arch Rock Tunnel (steep slope); ; W of Arch Rock Tunnel on the Feather River Highway, Butte Co. Comment
  UCD85105  Clarkia rhomboidea Dena Grossenbacher; Joel Smith 2009-6-22 1062 Butte 1.4 miles south of Arch Rock along Highway 70 next to the Feather River. 453 Comment
  CAS-BOT-BC165440  Clarkia unguiculata H. Lewis; M. Lewis; F. Vasek 1950-6-30 760 Butte Highway 24, 2.0 miles south of Arch Rock on Feather River Comment
  CHSC37285  Claytonia parviflora subsp. parviflora M. S. Taylor 1982-5-2 4394 Butte Pulga serpentine outcrops, on n side of Hwy 70 at Pulga bridge ca 20 mi ne of Oroville. 487 Comment
  CHSC42410  Claytonia parviflora subsp. parviflora Lowell Ahart 1987-5-6 5572 Butte On dry sand, along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap. 274 Comment
  CHSC32676  Claytonia rubra subsp. rubra M. S. Taylor 1981-3-24 3432 Butte S side of Hwy 70 near creek entrance opposite Cresta Poserhouse. 487 Comment
  CHSC32679  Claytonia rubra subsp. rubra M. S. Taylor 1981-3-24 3440 Butte S side of Hwy 70 just e of Heinz Creek, ca. 1 mi e of Pulga. Comment
  CHSC42407  Claytonia rubra subsp. rubra Lowell Ahart 1987-5-6 5534 Butte Along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap. 271 Comment
  CHSC4714  Claytonia rubra subsp. rubra R. Carter 1966-4-28 383 Butte Found in Feather R. Canyon ca. 1.5 mi. SW of Cresta Power House on E side Hwy. 70; growing in loose granite on bank above road. 670 Comment
  CHSC56071  Claytonia rubra subsp. rubra L. P. Janeway 1987-5-20 2083 Butte North Fork Feather River; at edge of Hwy 70, 3.1 mi northeast of Pulga Bridge. 472 Comment
  CHSC96814  Claytonia rubra subsp. rubra Lowell Ahart 2007-5-16 13895 Butte On the east edge of Highway 70, about 150 yards north of Bear Ranch Creek, about 1/4 mile southeast of the Shady Rest Area south of the Arch Rock Tunnel. 463 Comment
  JEPS113206  Claytonia rubra subsp. rubra Lowell Ahart 2007-5-16 13895 Butte On the east edge of Highway 70, about 150 yards north of Bear Ranch Creek, about 1/4 mile southeast of the Shady Rest Area south of the Arch Rock Tunnel 463 Comment
  CAS-BOT-BC91348  Clematis lasiantha Lowell Ahart 1987-5-9 5587 Butte Along Pulga Road, about 0.25 mile W of Bardees Bar along the North Fork of the Feather River, ca. 2.5 miles SW of Pulga. 365 Comment
  CHSC42491  Clematis lasiantha Lowell Ahart 1987-5-9 5587 Butte Near a wash, along Pulga Road, about 1/4 mile west of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga. 365 Comment
  CHSC2252  Clintonia uniflora 1932-6-26 Butte Rag Dump. 1066 Comment
  CHSC35974  Clintonia uniflora M. S. Taylor 1982-6-24 4745 Butte Rag Dump 5, ca. 2 mi n of Flea Mt, ca. 10 mi n of Jarbo Gap on Hwy 70. 1158 Comment
  CHSC42810  Clintonia uniflora L. P. Janeway 1987-6-13 2221 Butte Along Concow Rd just SW of rd to Five Corners and Stirling City. 1188 Comment
  CHSC49649  Clintonia uniflora Vernon Oswald 1987-5-28 2940 Butte Concow Rd. at Rag Dump. Near Fall Creek. 1170 Comment
  CDA11854  Collinsia tinctoria G. F. Hrusa, E. Sandoval 1993-5-29 11134 Plumas Corner of Hwy 70 and Pulga Rd. at bridge over Feather River. Comment
  CHSC33591  Collinsia tinctoria M. S. Taylor 1981-6-19 3959 Butte N side of Feather River Hwy 70, at nw end of Pulga ridge and along Pulga Rd. ca. 1/4 mi, ca. 20 mi ne of Oroville. 487 Comment
  CHSC44727  Collinsia tinctoria R. Banchero 1980-6-5 194 Butte Along Hwy 70 at its jct with the Feather River at the Rivers edge, ca 4.3 mi N of the jct of Pinkston Canyon Rd and Hwy 70. 487 Comment
  CHSC79571  Collinsia tinctoria G. F. Hrusa; E. Sandoval 1993-5-29 11134 Butte Feather River Canyon. Base of south-facing slope at corner of Hwy 70 and Pulga Rd. at bridge over Feather River. [Original lat./long. on label is '39 48 N; 121 37 W']. 800 Comment
  CHSC93857  Collinsia tinctoria Lowell Ahart 2006-6-9 12654 Butte On the west side of Bardees Bar Road, north of the small stream, about 1/8 mile west of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 385 Comment
  HSC97025  Collinsia tinctoria L. Ahart 2006-6-9 12654 Butte W side of Bardees Bar Rd., N of small stream, 1/8 mi. W of bridge across N Fork of the Feather River at Bardees Bar, 2.75 mi. SW of Pulga 386 Comment
  JEPS108719  Collinsia tinctoria Lowell Ahart 2006-6-9 12654 Butte On the west side of Bardees Bar Road, north of the small stream, about 1/8 mile west of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 385 Comment
  POM252812  Collinsia tinctoria A. A. Heller 1938-5-28 15119 Butte On the Feather River Highway 23 miles from Oroville. Comment
  UC726287  Collinsia tinctoria A. A. Heller 1938-5-28 15119 Butte on the Feather River Highway 23 mi from Oroville; Feather River Highway Comment
  UC885592  Collinsia tinctoria A. A. Heller 1938-5-28 15119 Butte on the Feather River Highway 23 mi from Oroville (e of Marysville); Feather River Highway Comment
  JEPS95026  Conyza floribunda Lowell Ahart 1997-9-6 7886 Butte about 2 air mi ne of Concow Reservoir (near the McNab Cypress Grove, near the steel power line, along sides of logging road, about 1/4 mi w of Rim Road) 731 Comment
  CHSC2332  Corallorhiza maculata K. Chew 1954-5-29 Butte Between Flea Valley and Rag Dump, near Stirling. 1097 Comment
  JEPS46150  Corallorhiza maculata Duncan Dunning 1922-7-18 Butte n Pulga; Flea Valley Comment
  CHSC2335  Corallorhiza striata J. Chew 1954-5-30 Butte Road between Rag Dump and Flea Valley. 1097 Comment
  CHSC62587  Cordylanthus tenuis subsp. tenuis B. Castro 1993-8-5 494 Butte On saddle between Big Bar Mtn and Hungry Hunt Peak, abundant along road edges of sharp curve in USFS Rd 23N28. 1133 Comment
  CHSC50806  Cordylanthus tenuis subsp. viscidus Vernon Oswald; Lowell Ahart 1990-7-31 4415 Butte Jeep Trail between Concow Rd and Rim Rd, ca. 2 mi northeast of Concow. 899 Comment
  UC1562382  Cordylanthus tenuis subsp. viscidus Vernon Oswald and Lowell Ahart 1990-7-31 4415 Butte ca 2 mi ne Concow (Jeep Trail between Concow Rd and Rim Rd) 899 Comment
  CHSC32750  Cornus nuttallii M. S. Taylor 1981-4-14 3531 Butte N side of Ponderosa Way (Rim Rd.), ca. 2 mi n of Jarbo Gap on Hwy 70, ca. 20 air mi n of Oroville. 883 Comment
  SBBG50827  Cornus nuttallii J. D. Watjen 1969-5-4 39 Plumas Feather River Cyn, 9.2 mi SW of Confluence with Rock Crk 457 Comment
  A385476  Cornus sessilis C. R. Quick 1943-7-26 43 -20 Unknown Big Bar Mt. near Fagan's Saddle, Plumas Nat. Forest Comment
  CAS-BOT-BC210519  Cornus sessilis C. R. Quick 1943-7-26 43 -20 Butte Big Bar Mt. near Fagan's Saddle, Plumas Nat. Forest Comment
  CAS-BOT-BC210520  Cornus sessilis Clarence Quick 1940-7-20 s.n. Butte Big Bar Mt., E. of Feather River at Pulga; from Big Bar Lookout 2-3 miles towards Brush Creek Comment
  CHSC109865  Crepis occidentalis subsp. conjuncta L. P. Janeway 2012-6-7 10862 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  JEPS120499  Crepis occidentalis subsp. conjuncta L. P. Janeway 2012-6-7 10862 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road / Ponderosa Way. Comment
  CHSC100804  Crepis pleurocarpa R. A. Schlising; P. Broyles 1988-7-9 4583 Butte E of Paradise and Magalia and NE of Concow Reservoir along Rim Road (=Rocky Ridge). 975 Comment
  CHSC109531  Crepis pleurocarpa L. P. Janeway 2012-6-23 10890 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC42433  Crucianella angustifolia Lowell Ahart 1987-5-9 5578 Butte About 1/4 mile west of Bardees Bar along the North fork of the Feather River, about 2 1/2 miles south-west of Pulga. 365 Comment
  CHSC93872  Crucianella angustifolia Lowell Ahart 2006-6-9 12645 Butte On the south side of the service road to Bardees Bar along the North Fork of the Feather River, about 1/8 mile east of Highway 70, about 2 3/4 miles (air) southwest of Pulga. 435 Comment
  JEPS110271  Crucianella angustifolia Lowell Ahart 2006-6-9 12645 Butte On the south side of the service road to Bardees Bar along the North Fork of the Feather River, about 1/8 mile east of Highway 70, about 2 3/4 miles (air) southwest of Pulga 435 Comment
  RSA718311  Crucianella angustifolia L. Ahart 2006-6-9 12645 Butte On the S side of the service road to Bardees Bar along the N Fork of the Feather River. About 1/8 mile E of Hwy 70. About 2.75 miles (air) SW of Pulga. 436 Comment
  CDA1935  Crypsis alopecuroides L. Ahart 2006-9-1 13302 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. Comment
  CHSC94588  Crypsis alopecuroides Lowell Ahart 2006-9-11 13302 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  HSC97072  Crypsis alopecuroides L. Ahart 2006-9-11 13302 Butte S edge of the N Fork of the Feather River, N side of Highway 70, about 1/8 miles W of the Poe Dam, about 3/4 mile NE of Pulga, about 21 miles (air) NE of Oroville 432 Comment
  JEPS108961  Crypsis alopecuroides Lowell Ahart 2006-9-11 13302 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA725028  Crypsis alopecuroides L. Ahart 2006-9-11 13302 Butte South edge of the North Fork of the Feather River, North side of Highway 70, About 1/8 mile west of the Poe Dam, About 3/4 mile northeast of Pulga, About 21 miles (air) northeast of Oroville. 432 Comment
  CHSC94610  Crypsis schoenoides Lowell Ahart 2006-9-11 13303 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS108962  Crypsis schoenoides Lowell Ahart 2006-9-11 13303 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA725010  Crypsis schoenoides L. Ahart 2006-9-11 13303 Butte South edge of the North Fork of the Feather River, North side of Highway 70, About 1/8 mile west of the Poe Dam, About 3/4 mile northeast of Pulga, About 21 miles (air) northeast of Oroville. 432 Comment
  UCR244659  Cryptantha J. T. Howell, H. K. Wagnon 1980-5-26 53576 Butte Sierra Nevada Mtns., Feather River Canyon Highway, 2.4 miles southwest of Pulga Bridge 598 Comment
  CHSC29388  Cryptantha intermedia R. A. Schlising; R. Banchero 1980-6-5 3644 Butte N of Lake Oroville along Hwy 70, s of the Pulga crossing of North Fork, Feather River. 609 Comment
  CHSC42516  Cryptantha intermedia Lowell Ahart 1987-5-9 5577 Butte Along Pulga Road, about 1/4 mi west of Bardees Bar along the North Fork of the Feather River. about 2 1/2 miles south-west of Pulga. 365 Comment
  CHSC93864  Cryptantha intermedia Lowell Ahart 2006-6-9 12656 Butte On the north side of Bardees Bar Road, east of the large stream, about 1/10 mile north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 354 Comment
  HSC96916  Cryptantha intermedia L. Ahart 2006-6-9 12656 Butte N side of Bardees Bar Rd., E of the large stream, about 1/10 mi. N of the bridge across the N Fork of the Feather River at Bardees Bar, about 2.75 mi. SW of Pulga 355 Comment
  JEPS108983  Cryptantha intermedia Lowell Ahart 2006-6-9 12656 Butte On the north side of Bardees Bar Road, east of the large stream, about 1/10 mile north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 354 Comment
  POM252793  Cryptantha intermedia A. A. Heller 1938-5-28 15121 Butte 23 miles from Oroville on the Feather River Highway. Comment
  RSA32911  Cryptantha intermedia A. A. Heller 1938-5-28 15121 Butte 23 miles from Oroville on the Feather River Highway. Comment
  RSA718310  Cryptantha intermedia L. Ahart 2006-6-9 12656 Butte On the north side of Bardees Bar Road, east of the large stream, about 1/10 mile north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 355 Comment
  POM304533  Cryptantha milobakeri L. S. Rose 1939-6-7 39246 Butte North Fork of Feather River. 3 mi S of Pulga. 610 Comment
  SBBG28777  Cryptantha milobakeri L. S. Rose 1939-6-7 39246 Butte N Fork of Feather River, 3 mi S of Pulga 609 Comment
  UC726305  Cryptantha muricata A. A. Heller 1938-5-28 15121 Butte 23 mi from Oroville (on the Feather Highway) Comment
  CHSC33259  Cryptantha simulans R. A. Schlising 1980-6-24 3774 Butte N of Oroville along Hwy 70 in canyon of North Fork of Feather River; 0.2 mi N of Cresta Powerhouse. 457 Comment
  CAS-BOT-BC85567  Cupressus macnabiana Lowell Ahart 1985-5-15 5007 Butte 4 miles north-east of Jarbo Gap, near a steel tower line, west of Rocky Ridge. 800 Comment
  CAS-BOT-BC85569  Cupressus macnabiana M. S. Taylor 1981-4-8 3503 Butte Pulga SW quad. Serpentine ridge n of logging landing site just w of power lines off logging [loggine] rd., 883 Comment
  CHSC33581  Cupressus macnabiana M. S. Taylor 1981-4-8 3503 Butte N of logging landing site, just w of the power lines off logging rd, ca. 1/2 mi w of its jct with Ponderosa Way, ca. 5 mi n of its jct with Hwy 70 at Jarbo Gap. 883 Comment
  CHSC40346  Cupressus macnabiana Lowell Ahart 1985-5-15 5007 Butte Near a steel tower line, west of Rocky Ridge, about 4 miles north-east of Jarbo Gap. 731 Comment
  CHSC69441  Cupressus macnabiana Lowell Ahart 1997-9-6 7884 Butte At the McNab Cypress grove, near the steel tower power line, along the side of a logging road, about 1/4 mile west of Rim Road, about 2 miles (air) northeast of Concow Reservoir. 731 Comment
  JEPS94436  Cupressus macnabiana Lowell Ahart 1997-9-6 7884 Butte about 2 air mi ne of Concow Reservoir (at the McNab Cypress grove, near the steel tower power line, along sides of a logging road about 1/4 mi w of Rim Road); McNab Cypress grove 731 Comment
  CDA39931  Cuscuta campestris L. Ahart 2006-9-13 13313 Butte South edge of the North Fork of the Feather River, just west of Mill Creek, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. Comment
  CHSC94555  Cuscuta pentagona Lowell Ahart 2006-9-13 13313 Butte South edge of the North Fork of the Feather River, just west of Mill Creek, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS110300  Cuscuta pentagona Lowell Ahart 2006-9-13 13313 Butte South edge of the North Fork of the Feather River, just west of Mill Creek, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  CHSC28498  Cynodon dactylon M. S. Taylor 1979-8-4 2181 Butte On s side of Hwy 70, ca. 1 mi n of Cresta Power house, ca. 30 mi n of Oroville. 487 Comment
  CHSC92558  Cynoglossum grande L. P. Janeway 2005-4-25 8367 Butte Northern High Sierra Nevada. Plumas National Forest; upper slope of side drainage of Flea Valley Creek 180 m northeast of junction of Concow Road and Rim Road (Ponderosa Way). 951 Comment
  CAS-BOT-BC190373  Cynosurus John Thomas Howell 1980-5-26 53582 Butte Sierra Nevada. 2 miles northeast of Pulga Bridge, North Fork of Feather River. Comment
  CAS-BOT-BC190389  Cynosurus echinatus John Thomas Howell; Gordon H. True 1968-6-12 44563 Butte Sierra Nevada. Just west of Pulga Bridge, Feather River Canyon. 426 Comment
  CHSC94596  Cyperus bipartitus Lowell Ahart 2006-9-11 13297 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS108951  Cyperus bipartitus Lowell Ahart 2006-9-11 13297 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  JEPS110275  Cyperus bipartitus Lowell Ahart 2006-9-28 13378 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel 445 Comment
  JEPS110333  Cyperus bipartitus Lowell Ahart 2006-10-8 13439 Butte Mud flat, near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House 609 Comment
  CHSC34135  Cyperus difformis L. Ahart 1981-9-19 3187 Butte Small pond ca. 100 m n of Cresta Powerhouse, a little e of Feather River, along Hwy 70, ca. 12 mi s of Storrie. 550 Comment
  CAS-BOT-BC114597  Cyperus eragrostis L. P. Janeway; C. A. Janeway 1986-10-12 1919 Butte In rocks, gravel and sand on the N side of North Fork Feather River at Pulga 426 Comment
  CHSC78280  Cyperus eragrostis Lowell Ahart 2000-6-29 8550 Butte On the west side of Concow Road at Flea meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  CHSC94590  Cyperus eragrostis Lowell Ahart 2006-9-11 13298 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS108952  Cyperus eragrostis Lowell Ahart 2006-9-11 13298 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  CAS-BOT-BC114383  Cyperus erythrorhizos Lowell Ahart 1981-9-19 3191 Butte Cresta Power House. Comment
  CHSC34131  Cyperus erythrorhizos L. Ahart 1981-9-19 3191 Butte On the edges of a pond ca. 100 m n of the Cresta Powerhouse and a little e of the Feather River along Hwy 70, ca. 12 mi s of Storrie. 550 Comment
  CAS-BOT-BC114222  Cyperus flavescens John Thomas Howell 1961-9-22 36790 Butte Arch Rock Tunnel, North Fork of Feather River. 487 Comment
  CHSC34317  Cyperus flavescens L. Ahart 1981-9-6 3123 Butte In the rd gutter across the rd from the rest area just a little s of the Arch Rock tunnel on Hwy 70, ca. 4 mi n of Pulga. 500 Comment
  CHSC42844  Cyperus flavescens John Thomas Howell 1961-9-22 Butte Arch Rock Tunnel, along Highway 70, about 20 miles north-east of Oroville. Comment
  CHSC94647  Cyperus flavescens Lowell Ahart 2006-9-28 13378 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  CHSC94648  Cyperus flavescens Lowell Ahart 2006-9-28 13379 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  CHSC94781  Cyperus flavescens Lowell Ahart 2006-10-8 13429 Butte Mud flat, near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  CHSC94783  Cyperus flavescens Lowell Ahart 2006-10-8 13439 Butte Mud flat, near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  JEPS110276  Cyperus flavescens Lowell Ahart 2006-9-28 13379 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel 445 Comment
  JEPS110330  Cyperus flavescens Lowell Ahart 2006-10-8 13429 Butte Mud flat, near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House 609 Comment
  RSA724967  Cyperus flavescens L. Ahart 2006-10-8 13429 Butte East side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Hwy 70, about 0.5 mile north of the Cresta Power House. 610 Comment
  SEINET7581940 Image available Cyperus flavescens Lowell Ahart 2006-10-8 13429 Butte East side of the North Fork of the large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 610 Comment
  CHSC34173  Cyperus niger L. Ahart 1981-9-19 3181 Butte Along edge of Hwy 70 just n of Arch Rock Tunnel, ca. 10 mi s of Storrie. 550 Comment
  CHSC68396  Cyperus niger L. P. Janeway; C. A. Janeway 1986-10-12 1924 Butte Canyon of North Fork Feather River near Heinz Creek; at a small side creek and seeps along Hwy 70 about 2 mi east of the Pulga turnoff. 441 Comment
  CHSC94763  Cyperus niger Lowell Ahart 2006-9-13 13316 Butte South edge of the North Fork of the Feather River, about 100 yards west of Mill Creek, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS110302  Cyperus niger Lowell Ahart 2006-9-13 13316 Butte South edge of the North Fork of the Feather River, about 100 yards west of Mill Creek, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  CHSC94594  Cyperus squarrosus Lowell Ahart 2006-9-11 13310 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC34137  Cyperus strigosus L. Ahart 1981-9-19 3185 Butte Along edge of Feather River, ca. 100 m s of Arch Rock Tunnel on Hwy 70, ca. 10 mi s of Storrie. 550 Comment
  CHSC68416  Cyperus strigosus L. P. Janeway; C. A. Janeway 1986-10-12 1920 Butte North side of North Fork Feather River at Pulga. 426 Comment
  CHSC94584  Cyperus strigosus Lowell Ahart 2006-9-11 13299 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS108959  Cyperus strigosus Lowell Ahart 2006-9-11 13299 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA725029  Cyperus strigosus L. Ahart 2006-9-11 13299 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 432 Comment
  CHSC100124  Cystopteris fragilis L. P. Janeway 2008-8-10 9538 Butte Northern High Sierra Nevada. Along Four Trees Road at crossing of South Branch Mill Creek, 4.5 road km east-southeast of Hwy 70. Along moist roadside gutter. 823 Comment
  CHSC110473  Cystopteris fragilis L. P. Janeway 2013-5-21 11115 Butte Northern High Sierra Nevada. Plumas National Forest; mid-slope North Fork Feather River canyon 1.1 air km north of Poe Dam, along Camp Creek Road at crossing of Dogwood Creek. 585 Comment
  CHSC23703  Cystopteris fragilis M. S. Taylor 1976-5-5 1118 Butte On s side of Bear Creek, ca. 1/4 mi s of Hwy 70, ca. 30 mi ne of Oroville. Comment
  CHSC31230  Cystopteris fragilis M. S. Taylor 1980-3-8 2375 Butte Pulga community, ca. 1 mi ne of Hwy 70, ca. 28 mi ne of Oroville. 487 Comment
  CHSC32694  Cystopteris fragilis M. S. Taylor 1981-3-24 3445 Butte S side of Hwy 70 near Poe Dam, ca. 1/2 mi e of Pulga. 487 Comment
  RSA739871  Cystopteris fragilis L. P. Janeway 2008-8-10 9538 Butte Northern High Sierra Nevada, along Four Tree Road at crossing of S Branch Mill Creek, 4.5 road km ESE of Hwy 70. 823 Comment
  CHSC45278  Cytisus scoparius Vernon Oswald 1985-4-21 1714 Butte Site of Mayaro, ca 2 mi ne of Pulga. 487 Comment
  CAS-BOT-BC190484  Dactylis glomerata Lowell Ahart 1987-7-8 5803 Butte Along Big Bar Mountain Road, about 3 miles southwest of Coyote Gap, southeast of Pulga. 1280 Comment
  CHSC42902  Dactylis glomerata Lowell Ahart 1987-7-8 5803 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga. 1280 Comment
  CAS-BOT-BC189896  Danthonia californica Clarence R. Quick 1959-8-19 59 -46 Butte Sierra Nevada. Section Corner Meadow (east of Pulga on road between Coyote Gap and Four Trees). Comment
  CAS-BOT-BC189898  Danthonia californica Clarence R. Quick 1963-7-16 63 -42 Butte Sierra Nevada. Feather River Canyon. Section Corner Meadow, east of Pulga. 1463 Comment
  CHSC23704  Darmera peltata M. S. Taylor 1976-5-5 1119 Butte Along Bear Creek, ca. 1/4 mi s of Hwy 70, by the waterfall, ca. 30 mi ne of Oroville. Comment
  CHSC33895  Daucus pusillus M. S. Taylor 1981-5-21 3778 Butte S side of Concow Rd, ca. 0.5 mi s of its jct with Ponderosa Way, ca. 20 air mi n of Oroville. 853 Comment
  CHSC35967  Daucus pusillus M. S. Taylor 1982-5-21 4491 Butte On n side of Hwy 70 along Pulga Rd near Pulga bridge over the Feather River, ca. 20 air mi ne of Oroville. 487 Comment
  CHSC40434  Daucus pusillus Lowell Ahart 1985-5-15 4985 Butte On a ridge, east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC23692  Delphinium patens M. S. Taylor 1976-5-5 1116 Butte Ca. 50 ft s of Hwy 70 along dirt road, ca. 500 yds n of Bear Creek, ca. 30 mi ne of Oroville. Comment
  CHSC56781  Delphinium patens M. S. Taylor 1981-4-28 3568 C Butte On s side of Four Trees Rd, ca. 1/2 mi e of Hwy 70, ca. 2 mi ne of Pulga. 670 Comment
  CHSC48689  Delphinium patens subsp. patens Vernon Oswald 1985-5-2 1745 Butte Concow Rd. 1.1 mi sw of its jct. with Ponderosa Way. 853 Comment
  CHSC56782  Delphinium patens subsp. patens M. S. Taylor 1981-4-8 3508 Butte N side of logging landing site, just w of power lines, off logging rd ca. 1/2 mi w of its jct with Ponderosa Way (Rim Rd), ca. 5 air mi n of its jct with Hwy 70 at Jarbo Gap. 883 Comment
  CHSC67379  Delphinium patens subsp. patens James D. Jokerst; R. A. Schlising 1985-4-8 2224 Butte Above Hwy. 70 2.3 mi SW of Pulga Rd. 609 Comment
  POM253323  Dendromecon rigida A. A. Heller 1938-6-14 15150 Butte Along the Feather River Highway near Yankee Hill Road about 20 miles from Oroville Comment
  CAS-BOT-BC201741  Deschampsia elongata Lowell Ahart 1987-7-8 5792 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga 1280 Comment
  CHSC42913  Deschampsia elongata Lowell Ahart 1987-7-8 5792 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga. 1280 Comment
  CHSC78359  Deschampsia elongata Lowell Ahart 2000-6-29 8549 Butte On the west side of Concow Road at Flea Meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  JEPS98346  Deschampsia elongata Lowell Ahart 2000-6-29 8549 Butte 5 air miles E of Magalia (W side of Concow Road at Flea Meadow, about 1/2 mi W of Flea Mountain, 3 1/2 air miles N of Concow Reservoir) 1036 Comment
  CHSC25353  Dicentra formosa Marc P. Hayes 1977-4-22 13 Butte Ca. .5 km sw of Heinz creek, along small creek, ca. 200 m from its confluence and North Fork of Feather River. 450 Comment
  CHSC4201  Dicentra formosa D. B. Joley 1967-4-22 28 Plumas On slope, ca. 50 feet s of rd. and ca. 0.2 mile s of Cresta Powerhouse on highway 70, ca. 30 mi. n of Oroville. 548 Comment
  CAS-BOT-BC402394  Dicentra formosa subsp. formosa Clarence R. Quick 1952-7-1 52 -114 Butte Mill Creek Road between Feather River Highway and Coyote Gap Comment
  CAS-BOT-BC209183  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1951-8-19 28157 Butte 2 miles west of Pulga - Sierra Nevada 365 Comment
  CAS-BOT-BC209184  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1951-8-19 28157 Butte 2 miles west of Pulga - Sierra Nevada 365 Comment
  JEPS108960  Dichanthelium acuminatum subsp. fasciculatum Lowell Ahart 2006-9-11 13307 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA88110  Dichanthelium acuminatum var. fasciculatum J. T. Howell 1951-8-19 28157 Butte 2 miles west of Pulga 366 Comment
  CHSC92733  Dichelostemma multiflorum L. P. Janeway 2005-6-26 8430 Butte Northern High Sierra Nevada. South-facing slope 0.4 km south of top of Batchelor Point, 0.6 km east of top of Rocky Ridge and Rim Road (Ponderosa Way). 945 Comment
  CHSC93881  Dichelostemma multiflorum L. P. Janeway 2006-5-28 8636 Butte Northern High Sierra Nevada. Open serpentine bowl on west side of Concow Road about 3.2 mi northeast of the upper end of Concow Reservoir. 856 Comment
  JEPS48317  Dichelostemma multiflorum Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2690 Butte w side Pulga Bridge; North Fork of Feather River 472 Comment
  RSA712798  Dichelostemma multiflorum L. P. Janeway 2005-6-26 8430 Butte Northern High Sierra Nevada, S facing slope 0.4km S of top of Batchelor Point, 0.6 km E of top of Rocky Ridge and Rim road (Ponderosa Way). 945 Comment
  CHSC94764  Digitaria sanguinalis Lowell Ahart 2006-9-11 13305 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94982  Digitaria sanguinalis Lowell Ahart 2006-10-8 13433 Butte East side of the North Fork of the Feather River, about 50 yards north of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  JEPS110335  Digitaria sanguinalis Lowell Ahart 2006-10-8 13433 Butte East side of the North Fork of the Feather River, about 50 yards north of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House 609 Comment
  JEPS110377  Digitaria sanguinalis Lowell Ahart 2006-9-11 13305 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA724999  Digitaria sanguinalis L. Ahart 2006-9-11 13305 Butte South edge of the North Fork of the Feather River, North side of Highway 70, About 1/8 mile west of the Poe Dam, About 3/4 mile northeast of Pulga, About 21 miles (air) northeast of Oroville. 432 Comment
  SEINET13693686  Diplacus aurantiacus M. J. Williams, W. Roderick 1984-5-25 84- 24 -1 Butte Feather River Canyon, Hwy 70, near Arch Rock Tunnel. Comment
  CAS-BOT-BC150496  Diplacus grandiflorus John Thomas Howell; Gordon H. True 1967-7-12 43386 Butte North Fork Feather River near Cresta Powerhouse 426 Comment
  CAS-BOT-BC150503  Diplacus grandiflorus Mrs. Eva Pattee 1923-5-15 s.n. Butte Shady Rest near Cresta Comment
  CHSC22325  Diplacus grandiflorus Robert A. Schlising 1964-6-12 2727 Butte Foothills. 9.5 miles south of Injun Jim Camp (in Plumas Co. near Tobin) along Alt. Hwy. 40 and Feather River. Comment
  CHSC37630  Diplacus grandiflorus T. B. Devine 1979-10-5 597 Butte Feather River Canyon, S of Hwy 70 adjacent to PG and E rest stop, along Bear Ranch Creek. 548 Comment
  CHSC44759  Diplacus grandiflorus R. Banchero 1980-6-5 195 Butte Along Hwy 70 at its jct with the Feather River at the Rivers edge, ca 4.3 mi N of the jct of Pinkston Canyon Rd and Hwy 70. 487 Comment
  CHSC44762  Diplacus grandiflorus R. Banchero 1980-5-12 151 Butte Along Hwy 70, 1.7 mi N of Jarbo Gap, 3.6 mi SW of the jct of Hwy 70 and the Feather River. 658 Comment
  CHSC44824  Diplacus grandiflorus R. Banchero 1980-5-7 145 Butte Near the jct of Bear Ranch Creek and Hwy 70, ca 0.3 mi SW of Arch Rock Tunnel. 609 Comment
  CHSC55416  Diplacus grandiflorus Ben Cunningham 1991-4-20 Butte Ca. 4.5 mi s of Pulga and 10 ft w of Highway 70, 52 mi s of Greenville. 609 Comment
  SEINET13751508 Image available Diplacus grandiflorus Margaret J. Williams, Wayne Roderick 1984-1 84- 24 -1 Butte Feather River Canyon, Hwy 70, near Arch Rock Tunnel. Comment
  CHSC44665  Diplacus kelloggii R. Banchero 1980-5-12 154 Butte Along Hwy 70, 2.4 mi S of its jct with the Feather River. 609 Comment
  CHSC44761  Diplacus kelloggii R. Banchero 1980-5-12 150 Butte Along Hwy 70, 1.7 mi N of Jarbo Gap, 3.6 mi SW of the jct of Hwy 70 and the Feather River. 658 Comment
  CHSC67392  Diplacus kelloggii James D. Jokerst; R. A. Schlising 1985-4-8 2220 Butte Above Hwy. 70 2.3 mi SE of Pulga Rd. 609 Comment
  CHSC62135  Diplacus torreyi L. P. Janeway 1993-7-7 4434 Butte Plumas National Forest. Along dirt road to the Bear Ranch Creek falls, 0.7 mi south of Arch Rock Tunnel; canyon of North Fork Feather River. 502 Comment
  CHSC47068  Disporum hookeri R. A. Schlising; Kirsten Tarp 1982-7-28 4351 Butte E of Feather River Canyon and Pulga, on Four Trees Road. 731 Comment
  CHSC31141  Draba verna var. aestivalis M. S. Taylor 1979-3-19 1929 Butte In vicinity of Pulga bridge over Feather River on Hwy 70, ca. 25 mi ne of Oroville. 487 Comment
  CHSC35015  Draba verna var. aestivalis R. E. Preston 1982-3-20 192 Butte Along trail to Bear Ranch Creek falls, at Hwy 70, ca. 22 mi nne of Oroville. 463 Comment
  CHSC35016  Draba verna var. verna R. E. Preston 1982-3-20 193 Butte Roadside, Hwy 70 at Bear Ranch Creek; ca. 22 mi nne of Oroville. 457 Comment
  CDA9321  Draperia systyla D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .276 Plumas On sunny granitic cliffs just before w of tunnel on route 70 25 miles E of Oroville. Mark 85. Comment
  CHSC23694  Draperia systyla M. S. Taylor 1976-5-5 1124 Butte On s side of Hwy 70, ca. 1/4 mi n of Bear Creek, ca. 30 mi ne of Oroville. Comment
  CHSC35901  Draperia systyla M. S. Taylor 1982-5-23 4512 Butte S side of Jwy 70, e side of Arch Rock Tunnel, ca. 1/2 mi sw of Butte-Plumas county line. 487 Comment
  CHSC40030  Draperia systyla A. A. Heller 1938-5-28 15128 Butte very common along Highway #24 in the vicinity of Pulga. 426 Comment
  CHSC44041  Draperia systyla L. P. Janeway 1987-5-20 2075 Butte Cyn of N Fk Feather River. Along hwy 70 1.7 mi NE of Pulga Bridge; at Poe Dam. NW-facing rocky slope along the hwy. 472 Comment
  CHSC687  Draperia systyla R. Carter 1964-5-16 90 Butte Feather R. Canyon, S side Hwy. 40 A along old road ca. 300 yds. E of Bear Cr. 731 Comment
  HSC13504  Draperia systyla L. S. Rose 1967-7-12 67141 Plumas Cresta, N Fork Feather River 762 Comment
  RSA189334  Draperia systyla L. S. Rose 1967-7-12 67141 Plumas Cresta, N Fork, Feather River. 762 Comment
  RSA304016  Draperia systyla Jim R. Shevock 1972-5-19 1780 Butte Hwy 70, Feather River Canyon. 610 Comment
  RSA79045  Draperia systyla E. K. Balls, P. C. Everett 1952-10-14 18214 Butte 2.4 mi. s.w. of Butte-Plumas Co. line on Hwy 24 274 Comment
  SFV11589  Draperia systyla M. L. Vincent 1968-6-10 838 Butte Sierra Nevada 1.2 miles south from Cresta Power House sign, North Fork Feather River. 460 Comment
  UC1382130  Draperia systyla L. Constance and David H. French 1968-5-2 3867 Butte Canyon of North Fork of Feather River 7.3 miles SW of Storrie Comment
  UC726882  Draperia systyla A. A. Heller 1938-5-28 15128 Butte Along Feather River Highway near Pulga 725 Comment
  UC880655  Draperia systyla Lewis S. Rose 1939-6-7 39251 Plumas Pulga 426 Comment
  UCD119193  Draperia systyla Lewis S. Rose 1967-7-19 67141 Plumas Cresta, North Fork, Feather River. 762 Comment
  UCD119198  Draperia systyla Grady L. Webster 1992-5-16 7761 Butte c. 1.5 mi SW Cresta Power House, N Fork Feather River. 457 Comment
  CAS-BOT-BC159641  Drymocallis glandulosa var. glandulosa Lowell Ahart 1985-5-15 774 Butte 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 800 Comment
  CHSC29001  Dryopteris arguta M. S. Taylor 1980-3-8 2376 Butte Pulga community, ca. 1 mi ne of Hwy 70, ca. 28 mi ne of Oroville. 487 Comment
  CHSC93796  Dryopteris arguta Lowell Ahart 2006-5-19 12634 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 405 Comment
  JEPS110220  Dryopteris arguta Lowell Ahart 2006-5-19 12634 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 405 Comment
  RSA712997  Dryopteris arguta L. Ahart 2006-5-19 12634 Butte On the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 406 Comment
  CHSC33894  Dudleya cymosa M. S. Taylor 1981-5-15 3735 Butte N side of Feather River Hwy 70, at Plumas NF boundary, ca. 2 mi ne of Jarbo Gap. 609 Comment
  CHSC31235  Dysphania ambrosioides M. S. Taylor 1980-10-6 3358 Butte N side of Hwy 70, ca. 1/4 mi w of Bear Creek jct with n fork Feather River, ca. 0.5 mi w of Arch Rock Tunnel Rest Stop. 487 Comment
  CHSC94591  Dysphania ambrosioides Lowell Ahart 2006-9-11 13281 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC62447  Dysphania botrys L. P. Janeway 1993-9-3 4581 Butte Plumas National Forest. Along dirt road to Bear Ranch Creek falls from Hwy 70; in canyon of North Fork Feather River. 487 Comment
  CHSC94598  Dysphania botrys Lowell Ahart 2006-9-11 13282 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94843  Dysphania botrys Lowell Ahart 2006-10-8 13438 Butte Near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  SBBG120022  Dysphania botrys L. Ahart 2006-9-11 13282 Butte S edge of the N Fork of the Feather River, N side of Hwy 70, about 1/8 mi W of the Poe Dam, about 0.75 mi NE of Pulga, about 21 mi (air) NE of Oroville 431 Comment
  CHSC94592  Dysphania pumilio Lowell Ahart 2006-9-11 13283 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC34191  Echinochloa colona L. Ahart 1981-9-19 3178 Butte Along edge of road just a few ft north of the Arch Rock Tunnel, on Hwy 70, ca. 10 mi s of Storrie. 550 Comment
  CAS-BOT-BC197096  Echinochloa crus-galli Lowell Ahart 1981-9-18 3178 Butte Arch Rock Tunnel, Hwy. 70 550 Comment
  CAS-BOT-BC197105  Echinochloa crus-galli Lowell Ahart 1981-9-19 3180 Butte Arch Rock Tunnel, Hwy. 70 550 Comment
  CHSC34147  Echinochloa crus-galli L. Ahart 1981-9-19 3180 Butte Along the edge of Hwy 70, just n of Arch Rock Tunnel, ca. 10 mi s of Storrie. 550 Comment
  CHSC94762  Echinochloa crus-galli Lowell Ahart 2006-9-11 13304 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS110295  Echinochloa crus-galli Lowell Ahart 2006-9-11 13304 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  CHSC94835  Eleocharis acicularis var. acicularis Lowell Ahart 2006-10-8 13435 Butte Near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  JEPS109000  Eleocharis acicularis var. acicularis Lowell Ahart 2006-10-8 13435 Butte Near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House 609 Comment
  CHSC68425  Eleocharis bolanderi L. P. Janeway 1988-7-2 2974 Butte South slope of Big Bar Mountain, along road 5.5 mi southwest of Coyote Gap. 1188 Comment
  CHSC68442  Eleocharis bolanderi L. P. Janeway 1987-6-13 2217 Butte Meadow just northeast of junction of Concow Road and the road to Flea Mountain. 1188 Comment
  CHSC78298  Eleocharis bolanderi Lowell Ahart 2000-6-29 8541 Butte Flea Meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  CAS-BOT-BC113584  Eleocharis decumbens L. P. Janeway 1987-6-13 2217 Butte Meadow just NE of junction of Concow Road and the road to Flea Mountain. 1188 Comment
  CHSC95100  Eleocharis decumbens L. P. Janeway; S. Galen Smith 2006-7-27 8822 Butte Northern High Sierra Nevada. Upper part of meadow on northeast side of Flea Valley, 1.1 km west-northwest of Flea Mountain. 1140 Comment
  CHSC94556  Eleocharis macrostachya Lowell Ahart 2006-9-13 13315 Butte South edge of the North Fork of the Feather River, about 100 yards west of Mill Creek, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CAS-BOT-BC113114  Eleocharis obtusa Lowell Ahart 1981-9-19 3186 Butte Cresta Power House 550 Comment
  CHSC34136  Eleocharis obtusa L. Ahart 1981-9-19 3186 Butte On edge of small pond ca. 100 m n of Cresta Powerhouse, the pond is a little e of Feather River, along its banks, along Hwy 70, ca. 12 mi s of Storrie. 550 Comment
  CHSC55614  Eleocharis obtusa L. P. Janeway; C. A. Janeway 1986-10-12 1921 Butte North side of North Fork Feather River at Pulga. 426 Comment
  CHSC94833  Eleocharis obtusa Lowell Ahart 2006-10-8 13436 Butte Near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  JEPS110042  Eleocharis obtusa var. obtusa Lowell Ahart 2006-10-8 13436 Butte Near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House 609 Comment
  CHSC78306  Eleocharis quinqueflora Lowell Ahart 2000-6-29 8542 Butte By the road culvert on the northwest side of Concow Road at Flea Meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  JEPS98350  Eleocharis quinqueflora Lowell Ahart 2000-6-29 8542 Butte 5 air miles E of Magalia (by the road culvert, NW side of Concow Road at Flea Meadow, about 1/2 mi W of Flea Mountain, 3 1/2 air miles N of Concow Reservoir) 1036 Comment
  CHSC33852  Elymus X hansenii J. D. Jokerst 1981-5-21 1328 Butte Along road. Pulga RD ca 1/0 mi NE of it's jct with Hwy 70. Comment
  CAS-BOT-BC203420  Elymus glaucus subsp. glaucus Lowell Ahart 1987-7-8 5808 Butte Along Big Bar Mountain Road, about 1 mile south-west of Coyote Gap, about 5 miles east of Pulga 1280 Comment
  CHSC42920  Elymus glaucus subsp. jepsonii Lowell Ahart 1987-7-8 5808 Butte Along Big Bar Mountain Road, about 1 mile south-west of Coyote Gap, about 5 miles east of Pulga. 1280 Comment
  CHSC110479  Elymus multisetus P. Reisentz 1979-5-13 Butte Along roadside on State Highway 70, 9 miles south of Butte-Plumas County line. Comment
  RSA786286  Elymus multisetus P. Reisentz 1979-5-13 s.n. Butte On State Highway 70, 9 miles south of Butte- Plumas County Line Comment
  CHSC42952  Elymus stebbinsii subsp. septentrionalis Lowell Ahart 1987-7-8 5805 Butte Along Big Bar Mountain Road, about 1 mile south-west of Coyote Gap, about 5 miles east of Pulga. 1280 Comment
  CHSC59033  Elytrigia intermedia subsp. intermedia Lowell Ahart 1992-8-2 6912 Butte East of the intersection, about 1/2 mile north of Flea Valley, about 4 1/2 miles (air) north-east of Concow Reservoir. 1158 Comment
  UC1594716  Elytrigia intermedia subsp. intermedia Lowell Ahart 1992-8-2 6912 Butte about 1/2 mi n Flea Valley (e of intersection, about 4 1/2 air mi ne of Concow Reservoir) 1158 Comment
  CHSC32668  Enemion occidentale M. S. Taylor 1981-3-24 3448 Butte S side of Hwy 70, ca. 100 ft w of Poe Dam, ca. 1/2 e of Pulga. Comment
  CAS-BOT-BC165910  Epilobium John Thomas Howell 1959-9-26 35085 Butte Arch Rock, N. Fk. Feather River 457 Comment
  CHSC69450  Epilobium brachycarpum Lowell Ahart 1997-9-6 7888 Butte Near the McNab Cypress grove, near the steel tower power line, along the sides of a logging road, about 1/4 mile west of Rim Road, about 2 miles (air) northeast of Concow Reservoir. 731 Comment
  CAS-BOT-BC166844  Epilobium canum subsp. latifolium John Thomas Howell 1951-8-19 28162 Butte Above Arch Rock Tunnel, on Feather River 457 Comment
  CHSC12075  Epilobium canum subsp. latifolium R. N. Bowman 1971-10-17 58 Butte Found growing on embankment along Hwy. 70, ca. 4.1 mi. w. of Bear Creek Falls, in the Feather River Canyon. 762 Comment
  CHSC94658  Epilobium canum subsp. latifolium Lowell Ahart 2006-9-28 13386 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  JEPS110127  Epilobium canum subsp. latifolium Lowell Ahart 2006-9-28 13386 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel 445 Comment
  RSA724844  Epilobium canum subsp. latifolium L. Ahart 2006-9-28 13386 Butte East side of the North Fork of the Feather river, on the west side of Highway 70, about 10 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  RSA88521  Epilobium canum subsp. latifolium J. T. Howell 1951-8-19 28162 Butte Sierra Nevada: Above Arch Rock Tunnel, on Feather River. 457 Comment
  CHSC28527  Epilobium ciliatum subsp. ciliatum M. S. Taylor 1979-8-4 2180 Butte Along Hwy 70 in ditch, ca. 1 mi n of Cresta Powerhouse, ca. 30 mi n of Oroville. 487 Comment
  CHSC94617  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2006-9-11 13287 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94760  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2006-9-13 13325 Butte South edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville. 437 Comment
  JEPS108964  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2006-9-13 13325 Butte South edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville 437 Comment
  JEPS108972  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2006-9-11 13287 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA0074183  Epilobium ciliatum subsp. glandulosum L. Ahart 2006-9-11 13287 Butte South edge of the North Fork of the Feather River, North side of Highway 70, About 1/8 mile west of the Poe Dam, About 3/4 mile northeast of Pulga, About 21 miles (air) northeast of Oroville. 432 Comment
  RSA725008  Epilobium ciliatum subsp. glandulosum L. Ahart 2006-9-13 13325 Butte South edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of highway 70, about 2 3/4 miles northeast of pulga, about 23 miles (air) northeast of Oroville. 437 Comment
  CHSC109575  Epilobium minutum L. P. Janeway 2012-6-7 10866 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC34715  Epilobium minutum M. S. Taylor 1981-5-21 3773 Butte S side of Concow Rd, ca. 1/2 mi s of its jct with Ponderosa Way, ca. 20 air mi n of Oroville. 853 Comment
  CHSC92730  Epilobium minutum L. P. Janeway 2005-6-26 8432 Butte Northern High Sierra Nevada. South-facing slope 0.4 km south of top of Batchelor Point, 0.6 km east of top of Rocky Ridge and Rim Road (Ponderosa Way). 945 Comment
  CHSC93455  Epilobium minutum Lowell Ahart 2006-5-10 12623 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga. 385 Comment
  HSC16315  Epilobium minutum L. S. Rose 1963-6-2 63071 Butte 2 mi. S of Pulga, N Fork of the Feather River 579 Comment
  JEPS108857  Epilobium minutum Lowell Ahart 2006-5-10 12623 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga 385 Comment
  JEPS34387  Epilobium minutum Rimo Bacigalupi and P. C. Hutchison, J. K. Wright 1963-6-1 8863 Butte above side road off U.S. highway 40 (at n base of grade over Jarbo Gap and just before bridge across Feather River, 0.75 mi s of Pulga); Canyon of N. Fk. Feather River 426 Comment
  RSA169435  Epilobium minutum L. S. Rose 1963-6-2 63071 Butte 2 mi south of Pulga, North Fork of Feather River. 579 Comment
  RSA712800  Epilobium minutum L. P. Janeway 2005-6-26 8432 Butte Northern High Sierra Nevada, S facing slope 0.4km S of top of Batchelor Point, 0.6 km E of top of Rocky Ridge and Rim road (Ponderosa Way). 945 Comment
  SBBG32323  Epilobium minutum L. S. Rose 1963-6-2 Butte 2 mi S of Pulga, N Fork of Feather River 579 Comment
  UCD106506  Epilobium minutum Lewis S. Rose 1963-6-2 63071 Butte 2 miles S of Pulga. North fork of Feather River. 579 Comment
  CHSC11  Equisetum arvense 1954-5-30 Butte By Rag Dump 5, Kimshew Falls, near Stirling. 975 Comment
  CHSC34681  Equisetum hyemale subsp. affine M. S. Taylor 1979-3-19 1933 Butte 1.5 mi e of Pulga bridge on Hwy 70 over Feather River, ca. 25 mi n of Oroville. 487 Comment
  CHSC39211  Equisetum hyemale subsp. affine M. S. Taylor 1983-3-13 5244 Butte Community of Pulga, off n side of Hwy 70, ca. 20 mi ne of Oroville. 487 Comment
  CHSC94606  Equisetum hyemale subsp. affine Lowell Ahart 2006-9-13 13323 Butte South edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville. 437 Comment
  JEPS110236  Equisetum hyemale subsp. affine Lowell Ahart 2006-9-13 13323 Butte South edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville 437 Comment
  RSA725009  Equisetum hyemale var. affine L. Ahart 2006-9-13 13323 Butte South edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of highway 70, about 2 3/4 miles northeast of pulga, about 23 miles (air) northeast of Oroville. 437 Comment
  CAS-BOT-BC213615  Eragrostis mexicana subsp. virescens John Thomas Howell 1961-9-22 36787 Butte North Fork of Feather River NE of Pulga, Sierra Nevada Comment
  RSA724875  Eragrostis pectinacea L. Ahart 2006-9-11 13338 Butte South edge of the North Fork of the Feather River, North side of Highway 70, About 1/8 mile west of the Poe Dam, About 3/4 mile northeast of Pulga, About 21 miles (air) northeast of Oroville. 432 Comment
  CAS-BOT-BC284086  Eragrostis pectinacea var. pectinacea John Thomas Howell 1961-9-22 36786 Butte North Fork of Feather River ne. of Pulga, Sierra Nevada Comment
  CHSC34134  Eragrostis pectinacea var. pectinacea L. Ahart 1981-9-19 3188 Butte On edges of pond ca. 100 m n of Cresta Powerhouse, a little e of Feather River, along Hwy 70, ca. 12 mi s of Storrie. 550 Comment
  CHSC94758  Eragrostis pectinacea var. pectinacea Lowell Ahart 2006-9-11 13338 Butte South side of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94985  Eragrostis pectinacea var. pectinacea Lowell Ahart 2006-10-8 13434 Butte East side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  JEPS110298  Eragrostis pectinacea var. pectinacea Lowell Ahart 2006-9-11 13338 Butte South side of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  CAS-BOT-BC278507  Eragrostis pilosa Lowell Ahart 1981-9-19 3188 Butte Cresta Power House 550 Comment
  CAS-BOT-BC174176  Eremogone cliftonii M. S. Taylor 1981-5-21 3793 Butte N side of Mayaro Rd, ca. 0.5 mi n of Mayaro, ca. 2 mi n of Pulga on Feather River Hwy 70 609 Comment
  CAS-BOT-BC174178  Eremogone cliftonii M. S. Taylor 1981-5-21 3793 Butte N side of Mayaro Rd, ca. 0.5 mi n of Mayaro, ca. 2 mi n of Pulga on Feather River Hwy 70 609 Comment
  CHSC101490  Eremogone cliftonii Samantha Mackey Hillaire 2008-6-10 1253 Butte Lassen National Forest. Powerline survey, approx. 1.4 air miles east of Flea Mountain to southern end of occurrence. Accessed from roads 24N13, 24N13A, 23N14Y, 23N22Y. Found plants on ridges between 636057.190602654, 4414774.7153736 in the north to 633268,739075563, 4410021.81676031 in the south. Elevation 3200-4292 feet. 989 Comment
  CHSC101491  Eremogone cliftonii Samantha Mackey Hillaire 2008-5-22 1252 Butte Pulga Road (County Road 76555F/County Road 302) north of Mayaro, approx 1.2 mile N of intersection with County Road 665553 and Forest Service Road 23N32Y. Mapped in several other places along road cut. 731 Comment
  CHSC30045  Eremogone cliftonii Joan P. Warner 1977-4-22 1 Butte Ca. 2 km sw of intersection of North Fork Feather River and Butte-Plumas county line, ca. 23 km nw of Paradise, ca. 80 m s of river. 490 Comment
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Jul 8 2014
  CHSC36079  Eremogone cliftonii R. E. Preston; R. Banchero, R. A. Schlising 1982-6-23 4300 Butte N of Concow area and n of Flea Mt. in central part of county; at roadside. 1112 Comment
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Jul 8 2014
  CHSC41481  Eremogone cliftonii L. P. Janeway; Randy Harrison, Gary Benson 1984-9-10 Butte Plumas National Forest. Vicinity: N Fk Feather River near Mayaro. On northwest side and above the river. Along long sharp switchback in county rd 66553. 762 Comment
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Jul 8 2014
  CHSC48247  Eremogone cliftonii Vernon Oswald 1985-4-21 1713 Butte Between the WPRR and North Branch of the Feather River sw of Mayaro. 457 Comment
  CHSC60278  Eremogone cliftonii L. P. Janeway 1987-5-20 2082 Butte Cyn of N Fk Feather R. N-facing slope just above hwy 70 3.1 mi NE of Pulga bridge. 472 Comment
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Jul 8 2014
  CHSC78628  Eremogone cliftonii L. P. Janeway; B. Castro 2000-5-28 6745 Butte Northern High Sierra Nevada. South side of Hwy 70 on the south side of the canyon of North Fork Feather River; 100 m west of the western driveway to Cresta Powerhouse. 455 Comment
  CHSC90971  Eremogone cliftonii L. P. Janeway; S. Mackey Hillaire, M. Brown, J. Tuitele-Lewis 2005-5-4 8377 Butte Northern High Sierra Nevada. Plumas National Forest; along Pulga Road about 1.2 km north of Mayaro and North Fork Feather River, 0.2 km east of Camp Creek. 747 Comment
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Jul 8 2014
  CHSC90973  Eremogone cliftonii L. P. Janeway; S. Mackey Hillaire, M. Brown, J. Tuitele-Lewis 2005-5-4 8376 Butte Northern High Sierra Nevada. Plumas National Forest; along Pulga Road on southwest side of Dogwood Creek; canyon of North Fork Feather River. 594 Comment
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Jul 8 2014
  CHSC90974  Eremogone cliftonii L. P. Janeway; M. Brown, S. Mackey Hillaire, J. Tuitele-Lewis 2005-5-4 8378 Butte Northern High Sierra Nevada. Plumas National Forest; just above Road 23N02 0.2 km north of County Road 66553; top of a minor drainage into Camp Creek but 0.5 km east of Dogwood Creek. 1073 Comment
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Jul 8 2014
  CHSC91263  Eremogone cliftonii L. P. Janeway; Matt Brown, Jamie Tuitele-Lewis 2005-5-25 8396 Butte Northern High Sierra Nevada. Plumas National Forest; top of south-trending granite ridgetop with large rounded rock outcrop-pings; 1.3 km northeast of Flea Mountain; drainage of Dogwood Creek. 1152 Comment
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Jul 8 2014
  CHSC91479  Eremogone cliftonii L. P. Janeway; Linnea Hanson 2005-6-29 8444 Butte Northern High Sierra Nevada. Plumas National Forest; south side of Hwy 70 on the south side of the canyon of North Fork Feather River, 100 m west of the western driveway to Cresta Powerhouse. Steep, north-northwest facing road cutbank. 455 Comment
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Jul 8 2014
  CHSC92519  Eremogone cliftonii Samantha Mackey Hillaire; Barb Castro 2005-6-21 1223 Butte North of Pulga, near Lockerman Creek. Near transmission lines. UTM 10 S 0634984,4413006 NAD83. 1127 Comment
  CHSC92525  Eremogone cliftonii Samantha Mackey Hillaire; Matt Brown, Lawrence Janeway, Jamie Lewis 2005-5-4 1216 Butte North of Pulga/Mayaro area. 1018 Comment
  CHSC110255  Ericameria nauseosa var. speciosa L. P. Janeway 2012-10-11 11073 Butte Northern High Sierra Nevada. Plumas National Forest; southwest-ern end of Rocky Ridge, 0.8 km west of Ponderosa Way/Rim Road, near high-voltage power lines. 895 Comment
  SEINET10473505  Erigeron Mary Susan Taylor 1981-5-21 Taylor 3788 Butte In Mayaro, along creek, ca. 2 mi NE of Pulga on Feather River Hwy 70. 1600 Comment
  CHSC69447  Erigeron canadensis Lowell Ahart 1997-9-6 7886 Butte Near the McNab Cypress grove, near the steel tower power line, along the sides of a logging road, about 1/4 mile west of Rim Road, about 2 miles (air) northeast of Concow Reservoir. 731 Comment
  CAS-BOT-BC295771  Erigeron petrophilus var. sierrensis M. S. Taylor 1981-6-19 3962 Butte N side of Feather River Hwy 70, at nw end of Pulga bridge and along Pulga Rd, ca. 20 mi ne of Oroville Comment
  CAS-BOT-BC295773  Erigeron petrophilus var. sierrensis Walter S. Lennon 1974-1-1 s.n. Butte Near Pulga Comment
  CAS-BOT-BC295774  Erigeron petrophilus var. sierrensis John Thomas Howell 1959-9-26 s.n. Butte At Pulga Bridge, Feather River Canyon Comment
  CAS-BOT-BC295775  Erigeron petrophilus var. sierrensis John Thomas Howell 1951-8-19 28161 Butte 2 miles west of Pulga 365 Comment
  CAS-BOT-BC295776  Erigeron petrophilus var. sierrensis John Thomas Howell 1951-6-26 27525 Butte Near Pulga 365 Comment
  CHSC50792  Erigeron petrophilus var. sierrensis Vernon Oswald; Lowell Ahart 1990-7-31 4414 Butte Jeep Trail between Concow Rd and Rim Rd, ca. 2 mi northeast of Concow. 902 Comment
  CHSC61906  Erigeron petrophilus var. sierrensis M. S. Taylor 1981-6-19 3962 Butte N side of Feather River Hwy 70, at nw end of Pulga bridge and along Pulga Rd, ca. 20 mi ne of Oroville. Comment
  CHSC67339  Erigeron petrophilus var. sierrensis J. D. Jokerst 1984-8-15 2147 Butte Along edge of Pulga Road within 100 meters of its junction with Highway 70. Canyon of the North Fork of the Feather River. Comment
  CHSC69443  Erigeron petrophilus var. sierrensis Lowell Ahart 1997-9-6 7889 Butte Near the McNab Cypress grove, near the steel tower power line, along the sides of a logging road, about 1/4 mile west of Rim Road, about 2 miles (air) northeast of Concow Reservoir. 731 Comment
  JEPS105013  Erigeron petrophilus var. sierrensis Dean W. Taylor 1995-8-6 15384 Butte Rocky Ridge, N end; ca. 6 air mi E of Paradise, on the northern rim of the North Fork Feather River canyon; Lassen National Forest 975 Comment
  JEPS95007  Erigeron petrophilus var. sierrensis Lowell Ahart 1997-9-6 7889 Butte about 2 air mi ne of Concow Reservoir (near the McNab Cypress Grove, near the steel power line, along sides of logging road, about 1/4 mi w of Rim Road) 731 Comment
  UC1562351  Erigeron petrophilus var. viscidulus Vernon Oswald and Lowell Ahart 1990-7-31 4414 Butte 2 mi ne Concow (on Jeep Trail between Concow Road and Rim Road) 902 Comment
  CHSC35968  Eriodictyon californicum M. S. Taylor 1982-5-23 4514 Butte Scattered on n side of Hwy 70, e side of Arch Rock Tunnel, ca. 1/2 mi sw of Butte-Plumas county line. 487 Comment
  JEPS26744  Eriodictyon californicum P. C. Hutchison 1961-6-9 2096 Butte Canyon of the North Fork of the Feather River along highway US Alt. 40, 1 mi s (above) Pulga Bridge; canyon of North Fork of the Feather River Comment
  CAS-BOT-BC259398  Eriogonum luteolum James L. Reveal 1975-8-24 3978 Butte Along California Highway 70 in Feather River Canyon at the turnoff to Pulga Comment
  CHSC34669  Eriogonum luteolum var. luteolum M. S. Taylor 1981-7-10 4060 Butte N side of Feather River Hwy 70 at Pulga bridge, ca. 20 mi ne of Oroville. 487 Comment
  CHSC39265  Eriogonum luteolum var. luteolum Lowell Ahart 1983-6-30 4181 Butte Found along the dirt road, about 1 1/2 miles northeast of Concow Res. Section 1. 550 Comment
  CAS-BOT-BC261462  Eriogonum nudum var. nudum John Thomas Howell; Gordon H. True 1967-7-12 43384 Butte N. Fk. Feather River near Cresta Powerhouse 426 Comment
  CHSC31217  Eriogonum nudum var. pubiflorum M. S. Taylor 1980-10-6 3357 Butte N side of Hwy 70, ca. 1/4 mi w of Bear Creek jct with n fork Feather River, ca. 0.5 mi w of Arch Rock Tunnel Rest Stop. 487 Comment
  CHSC34722  Eriogonum nudum var. pubiflorum M. S. Taylor 1981-7-10 4058 Butte N side of Feather River Hwy 70 at Pulga bridge, on large serpentine outcrop, ca. 20 mi ne of Oroville. 487 Comment
  CHSC110757  Eriogonum umbellatum var. ahartii Dean Wm. Taylor 2011-8-1 21133 Butte Sierra Nevada. Pulga Bridge, Feather River canyon, Pulga Road about 200 yards E of the intersection with Hay 70; vertical rock face above the road. 457 Comment
  CHSC25328  Eriogonum umbellatum var. ahartii M. P. Hayes 1977-3-20 2 Butte Ca. .9 km sw of Pulga, 100 m n of North Fork of Feather River, along Pulga Rd., 50 m from juncture with Hwy. 70. Below outcrop adjacent to road. 490 Comment
  CHSC34721  Eriogonum umbellatum var. ahartii M. S. Taylor 1981-9-17 4280 Butte N side of Feather River Hwy 70 at Pulga bridge, ca. 20 mi ne of Oroville. 487 Comment
  CHSC69453  Eriogonum umbellatum var. ahartii Lowell Ahart 1997-9-6 7883 Butte Near the McNab Cypress grove, near the steep tower power line, along the sides of a logging road, about 1/4 mile west of Rim Road, about 2 miles (air) northeast of Concow Reservoir. 731 Comment
  CHSC69454  Eriogonum umbellatum var. ahartii Lowell Ahart 1997-9-6 7893 Butte On the west side of Concow Road, about 2 miles northeast of Concow Reservoir. 701 Comment
  CHSC94921  Eriogonum umbellatum var. ahartii L. P. Janeway 2006-7-11 8813 Butte Northern High Sierra Nevada. High in canyon of North Fork Feather River along Hwy 70 0.5 km northwest of Bardee's Bar. Serpentine outcrop road cut bank; southeast-facing. 579 Comment
  HSC96691  Eriogonum umbellatum var. ahartii L. P. Janeway 2006-7-11 8813 Butte N high Sierra Nevada, high in canyon of N Fork Feather River, along Hwy. 70, 0.5 km. NW of Bardee's Bar 579 Comment
  JEPS94437  Eriogonum umbellatum var. ahartii Lowell Ahart 1997-9-6 7883 Butte about 2 air mi ne of Concow Reservoir (near the McNab Cypress grove, near the steel tower power line, along the sides of a logging road about 1/4 mi w of Rim Road) 731 Comment
  RSA0089890  Eriogonum umbellatum var. ahartii Dean Wm. Taylor 2011-8-1 21133 Butte Pulga Bridge, Feather River canyon, Pulga Road about 200 yards E of the intersection, Highway 70. 457 Comment
  RSA718778  Eriogonum umbellatum var. ahartii L. P. Janeway 2006-7-11 8813 Butte Northern High Sierra Nevada. High in canyon of north Fork Feather River, along Hwy 70 0.5 km northwest of Bardee's Bar. Serpentinr outcrop road cut bank; southeast-facing 579 Comment
  RSA88593  Eriogonum umbellatum var. ahartii J. T. Howell 1951-8-19 28160 Butte 2 miles west of Pulga 366 Comment
  SEINET3860080  Eriogonum umbellatum var. ahartii James L. Reveal 1975-8-24 3977 Butte Along California Hwy 70 in Feather River Canyon at the turnoff to Pulga.; 0 Comment
  SEINET4855027  Eriogonum umbellatum var. ahartii James L. Reveal 1975-8-24 3977 Butte Along Calif Hwy 70 in Feather River Canyon at the turnoff to Pulga. Comment
  UCD163429  Eriogonum umbellatum var. ahartii Robert E. Preston 2015-7-17 3011 Butte Along Concow Rd, 1.8 mi NE of Concow Reservoir. 866 Comment
  CAS-BOT-BC265209  Eriogonum umbellatum var. speciosum M. S. Taylor 1981-9-17 4280 Butte N side of Feather River Hwy 70 at Pulga Bridge, ca. 20 mi ne of Oroville 487 Comment
  CAS-BOT-BC265210  Eriogonum umbellatum var. speciosum James L. Reveal 1975-8-24 3977 Butte Along California Highway 70 in Feather River Canyon at the turnoff to Pulga Comment
  CAS-BOT-BC265212  Eriogonum umbellatum var. speciosum John Thomas Howell 1951-8-19 28160 Butte 2 miles west of Pulga, Sierra Nevada 365 Comment
  CAS-BOT-BC265214  Eriogonum umbellatum var. speciosum John Thomas Howell 1951-6-26 27524 Butte Near Pulga, Sierra Nevada 417 Comment
  CAS-BOT-BC265215  Eriogonum umbellatum var. speciosum John Thomas Howell 1959-9-26 35090 Butte Pulga Bridge, N. Fk. Feather River, Sierra Nevada 417 Comment
  UCD101499  Eriogonum umbellatum var. speciosum John Thomas Howell 1959-9-26 35090 Butte at Pulga Bridge, North Fork Feather River. 417 Comment
  CAS-BOT-BC262208  Eriogonum ursinum A. A. Heller 1938-5-28 15116 Butte 23 miles east of Oroville on Highway #24 Comment
  JEPS48320  Eriogonum ursinum Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2693 Butte Pulga Bridge, west side North Fork of Feather River, Pulga Bridge 472 Comment
  RSA31981  Eriogonum ursinum A. A. Heller 1938-5-28 15116 Butte Feather River Hwy, 23 miles from Oroville Comment
  UC726280  Eriogonum ursinum A. A. Heller 1938-5-28 15116 Butte 23 mi from Oroville (along the Feather River Highway e of Jarboe Pass) Comment
  UC849667  Eriogonum ursinum A. A. Heller 1938-5-28 15116 Butte along Feather River Highway 23 mi from Oroville Comment
  CHSC29389  Eriogonum ursinum var. ursinum R. A. Schlising; R. Banchero 1980-6-5 3643 Butte N of Lake Oroville along Hwy 70, south of the Pulga Crossing of North Fork, Feather River. 609 Comment
  CHSC37517  Eriogonum ursinum var. ursinum M. S. Taylor 1982-6-6 4608 Butte On serpentine along Pulga Rd, just n of its jct with Hwy 70, ca. 20 air mi ne of Oroville. 487 Comment
  CHSC39090  Eriogonum ursinum var. ursinum R. A. Schlising 1980-5-12 3587 a Butte About 2 miles s of Pulga along Highway 70; serpentine outcrop above highway. 609 Comment
  CHSC44046  Eriogonum ursinum var. ursinum L. P. Janeway 1987-6-13 2197 Butte Along Ponderosa Way (Rim Rd) 3.8 NE of Jarbo Gap. East-facing roadcut. 883 Comment
  CHSC73976  Eriogonum ursinum var. ursinum B. Castro; L. Gehrung 1998-7-2 801 Butte Ca y air mi NW of Brush Creek, ca 0.5 mi E of Hungry Hunt Peak, ca 200 ft W of USFS Rd 23N28. 1091 Comment
  CHSC98660  Eriogonum ursinum var. ursinum B. Castro; L. P. Janeway 2005-8-8 1513 Butte Ca 20 air mi NNE of Oroville and 2 mi S of Flea Mtn, along Rim Rd ca 1 mi SE of its jcn with Concow Rd. E-facing upper edge of knoll on rocky serpentine ridge within patchy lower Mixed Conifer forest. 1021 Comment
  CHSC102182  Eriogonum vimineum George W. Hartwell 2009-6-30 Butte Concow Road, approx. 3-4 miles above Concow Reservoir on serpentine ridge burned by wildfire in summer 2008. 858 Comment
  CHSC51896  Eriogonum vimineum L. P. Janeway 1987-6-13 2193 Butte Saddle along Ponderosa Way (Rim Rd) 3.4 mi NE of Jarbo Gap. 841 Comment
  CAS-BOT-BC301306  Eriophyllum lanatum var. croceum C. R. Quick 1951-6-9 51 100 A Butte Big Bar Mt. Comment
  CAS-BOT-BC301307  Eriophyllum lanatum var. croceum C. R. Quick 1941-6-7 41 -36 Butte Big Bar Mt. Comment
  CHSC100919  Eriophyllum lanatum var. croceum R. A. Schlising; Arthur Dawson, Don Burk 1982-6-2 4280 Butte North of Oroville and north of Concow Reservoir. At roadside. Comment
  CHSC38067  Eriophyllum lanatum var. croceum R. E. Preston 1982-6-23 312 Butte Ca. 1/4 mi N of Fall Creek, SW of Rag Dump. 1158 Comment
  CHSC73931  Eriophyllum lanatum var. croceum B. Castro; L. Gehrung 1998-7-16 809 Butte Ca 7.5 air mi NW of Brush Creek, ca 0.7 mi SE of Big Bar Mtn, on N edge of USFS Rd 22N73X/76X, ca 0.35 E of its jcn with the main road (USFS Rd 23N28). In bed of old logging road. 1194 Comment
  CAS-BOT-BC308157  Eriophyllum lanatum var. grandiflorum Lewis S. Rose 1963-6-2 63066 Butte 2 mi. south of Pulga North Fork of Feather River 579 Comment
  CHSC109576  Eriophyllum lanatum var. grandiflorum L. P. Janeway 2012-6-7 10856 Butte Northern High Sierra Nevada. Southwestern end of Rocky Ridge, 0.8 km west of Ponderosa Way/Rim Road, near high-voltage power lines 895 Comment
  CHSC40478  Eriophyllum lanatum var. grandiflorum Lowell Ahart 1985-5-15 4997 Butte West of a small dry stream, 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC4710  Eriophyllum lanatum var. grandiflorum R. Carter 1966-7-10 470 Butte Found Feather R. Canyon 4.4 mi. W of Butte Co. line along W side of Hwy. 70. 609 Comment
  JEPS32712  Eriophyllum lanatum var. grandiflorum Lewis S. Rose 1963-6-2 63066 Butte 2 mi s Pulga; North Fork of Feather River 579 Comment
  RSA302657  Eriophyllum lanatum var. grandiflorum J. R. Shevock 1972-5-19 1765 Butte Highway 70, north of Lake Oroville. 91 Comment
  RSA302658  Eriophyllum lanatum var. grandiflorum J. R. Shevock 1972-5-19 1781 Butte Hwy 70, Feather River Canyon. 610 Comment
  CAS-BOT-BC40750  Erysimum capitatum Lowell Ahart 1987-5-9 5589 Butte Along Pulga Road, about 0.25 mile west of Bardees Bar along the North Fork of the Feather River. 365 Comment
  CHSC21019  Erysimum capitatum var. capitatum M. S. Taylor 1975-4-29 544 Butte On s side of Hwy 70, ca. 25 mi ne of Oroville. Comment
  CHSC25361  Erysimum capitatum var. capitatum Marc P. Hayes 1977-4-22 5 Butte Ca. .8 km sw of Pulga, 110 m n of North Fork of Feather River, along Pulga Rd., ca. 100 m from juncture with Hwy 70. 490 Comment
  CHSC33186  Erysimum capitatum var. capitatum R. E. Preston 1981-6-2 78 Butte Rocky Ridge, ca. 3.2 km ne of Lake Concow, ca. 32 km n of Oroville. 1025 Comment
  CHSC4257  Erysimum capitatum var. capitatum J. E. Bowlin 1967-3-24 36 Butte Along roadside, Hwy 70 at Cresta Powerhouse. Comment
  CHSC4614  Erysimum capitatum var. capitatum R. Carter 1966-4-28 372 Butte Found in Feather R. Canyon ca. 7 mi. N of Jarbo Gap at intersection of Hwy. 70 and 23N38; ca. 200 yds. S of 23N28 on E side of Hwy. 70 at base of road bank. 640 Comment
  UCD67352  Erysimum capitatum var. capitatum D. Dubbe 1974-4-26 6 -2 Butte Feather River Canyon, 5 mi S of Poe Power Dam, along hwy 70. Canyon bottom; mixed evergreen forest, with Acer macrophyllum; sandy gravel soil; full sun. Scattered plants along road side. Perennial herb, ca. 6 inches high. 609 Comment
  CHSC94582  Erythranthe cardinalis Lowell Ahart 2006-9-11 13311 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC110335  Erythranthe filicifolia L. P. Janeway 2013-5-21 11114 Butte Northern High Sierra Nevada. Plumas National Forest; mid-slope North Fork Feather River canyon 1.1 air km north of Poe Dam, along Camp Creek Road at crossing of Dogwood Creek. 585 Comment
  CHSC49002  Erythranthe filicifolia Vernon Oswald 1986-4-26 1981 Butte Along the Western Pacific RR between Pulga and Poe Dam. 438 Comment
  CHSC94564  Erythranthe filicifolia Lowell Ahart 2006-9-11 13293 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94652  Erythranthe floribunda Lowell Ahart 2006-9-28 13374 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  CHSC94841  Erythranthe floribunda Lowell Ahart 2006-10-8 13430 Butte Near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  CAS-BOT-BC153855  Erythranthe glaucescens Lowell Ahart 1985-5-15 4992 Butte 1/8 miles east of the dirt road, about 1 1/2 miles north-east of Concow Res. 800 Comment
  CAS-BOT-BC153871  Erythranthe glaucescens John Thomas Howell 1951-8-19 28155 Butte 2 miles west of Pulga 365 Comment
  CHSC110632  Erythranthe glaucescens Christopher T. Ivey 2013-5-9 380 Butte Pulga Road, near intersection with Hwy. 70. 490 Comment
  CHSC25360  Erythranthe glaucescens Marc P. Hayes 1977-4-22 6 Butte Ca. .8 km sw of Pulga. 120 m n of North Fork of Feather River, along Pulga Rd., ca. 100 m from juncture with Hwy 70. 495 Comment
  CHSC40884  Erythranthe glaucescens Lowell Ahart 1985-5-15 4992 Butte 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC44684  Erythranthe glaucescens R. Banchero 1980-5-12 155 Butte Along Hwy 70, 2.4 mi S of its jct with the Feather River. 609 Comment
  CHSC93508  Erythranthe glaucescens Lowell Ahart 2006-5-10 12614 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga. 354 Comment
  OBI9412  Erythranthe glaucescens Lewis S. Rose 1967-5-8 67077 Butte 1 mi S of Pulga, North Fork Feather River 427 Comment
  CHSC94605  Erythranthe guttata Lowell Ahart 2006-9-13 13322 Butte South edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville. 437 Comment
  CHSC94687  Erythranthe guttata Lowell Ahart 2006-9-28 13373 Butte On the east side of the North Fork of the Feather River, on the west side of Hightway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  CHSC44777  Erythranthe nasuta R. Banchero 1980-5-7 148 Butte Roadside 4.65 mi NE of the jct of Hwy 70 and the Feather River, 1.0 mi SW of Arch Rock Tunnel. 463 Comment
  CHSC32641  Erythronium multiscapideum M. S. Taylor; L. Hanson 1981-3-31 3457 Butte N side of spur rd, ca. 1/10 mi w of its jct with Ponderosa Way (Rim Rd, rd to Flea Valley), ca. 5 mi ne of its jct with Hwy 70 at Jarbo Gap. 792 Comment
  CHSC32642  Erythronium multiscapideum M. S. Taylor; L. Hanson 1981-3-31 3460 Butte S side of Ponderosa Way (Rim Rd, rd to Flea Valley), ca. 1/4 mi se of its jct with Concow Rd, ca. 20 air mi n of Oroville. 975 Comment
  CHSC32649  Erythronium multiscapideum M. S. Taylor; D. V. Hemphill 1981-3-18 3416 Butte N side of Pulga Rd, near its jct with Pulga bridge over Hwy 70. 487 Comment
  CHSC32653  Erythronium multiscapideum M. S. Taylor; D. Hemphill 1981-3-18 3416 Butte S side of Hwy 70 just e of Pulga Bridge by turnout. 487 Comment
  CHSC32741  Erythronium multiscapideum M. S. Taylor 1981-4-14 3533 Butte S side of Ponderosa Way (Rim Rd), ca. 2 mi n of Jarbo Gap on Hwy 70, ca. 20 air mi n of Oroville. 883 Comment
  CHSC32742  Erythronium multiscapideum M. S. Taylor; L. Hanson 1981-4-10 3526 Butte S side of Private rd, ca. 1/8 mi e of its jct with Ponderosa Way (Rim Rd), ca. 4 mi n of Jarbo Gap on Hwy 70, ca. 19 air mi n of Oroville. 914 Comment
  CHSC33578  Erythronium multiscapideum M. S. Taylor 1981-4-14 3535 Butte S side of Ponderosa Way. Ca. 1.10 mi n of its jct with Concow Rd, ca. 2 mi n of Lake Concow, ca. 3/4 mi s of Flea Mt. 1036 Comment
  CHSC33719  Erythronium multiscapideum M. S. Taylor 1981-4-8 3515 Butte S side of Ponderosa Way on Rocky Ridge looking down into Flea Valley Creek cyn and Pulga, ca. 6.5 mi n of Jarbo Gap on Hwy 70, ca. 21 mi n of Oroville. 1005 Comment
  CHSC88607  Erythronium multiscapideum Linnea Hanson 1983-4-6 181 Butte Plumas National Forest. Hwy. 70, behind Cal Trans Maint. Station. 609 Comment
  CHSC88619  Erythronium multiscapideum Linnea Hanson; Glenn Clifton 1997-3-19 370 Butte Plumas National Forest. 3 miles from Jarbo Gap, Rocky Ridge Road. Comment
  CHSC88637  Erythronium multiscapideum Linnea Hanson 1983-4-22 193 Butte Plumas National Forest. East of Rocky Ridge. 670 Comment
  CHSC88642  Erythronium multiscapideum Linnea Hanson 1983-4-6 179 Butte Plumas National Forest. At Pulga Bridge, Oroville side. 426 Comment
  CHSC88646  Erythronium multiscapideum Linnea Hanson; Glenn Clifton 1997-3-19 369 Butte Plumas National Forest. Pulga Road at Pulga Bridge. Comment
  JEPS97587  Erythronium multiscapideum R. D. Stone and W. B. Davilla 1984-4-20 590 Butte along the road to Bardees Bar Pulga (ca. 2.5 mi SSW of); Canyon of North Fork Feather River 411 Comment
  RSA325090  Erythronium multiscapideum M. S. Taylor 1981-4-8 3518 Butte N side of Concow road, ca. 3/4 mile S of its jct. with Ponderosa Way/Rim road, ca. 6 air miles N of Jarbo Gap on highway 70, ca. 21 air miles N of Oroville. 854 Comment
  UC1485464  Erythronium multiscapideum M. S. Taylor 1981-4-8 3518 Butte serpentine ridge on n side of Concow Rd ca 3/4 mi s jct with Ponderosa Way (ca 6 air mi n of Jarbo Gap on Hwy 70, ca 21 air mi n of Oroville); Pulga SW Quad 853 Comment
  UC1485465  Erythronium multiscapideum M. S. Taylor 1981-4-8 3504 Butte serpentine ridge on n side logging landing site (just w of power lines off logging rd ca 1/2 mi w of its jct with Ponderosa Way (rd to Flea Valley), ca 5 mi n of its jct with Hwy 70); Pulga SW Quad 883 Comment
  UC1485466  Erythronium multiscapideum M. S. Taylor 1981-4-8 3516 Butte open reddish serpentine slope ca 1/10 mi s jct of Concow Road and Ponderosa Way (ca 7 mi n of Jarbo Gap on Hwy 70, ca 22 air mi n of Oroville); Pulga SW Quad 975 Comment
  CHSC33586  Erythronium purpurascens M. S. Taylor 1981-4-28 3561 Butte S side of 23N28.2 (rd to Big Bar Mt), 0.9 mi sw of its jct with Four Trees Rd at Coyote Gap, ca. 4 air mi e of Pulga on Hwy 70. 1280 Comment
  CHSC37283  Eschscholzia californica M. S. Taylor 1982-5-2 4388 Butte Pulga serpentine oucrops on n side of Hwy 70 at Pulga bridge, ca 20 mi ne of Oroville. 487 Comment
  CHSC48378  Euphorbia crenulata Vernon Oswald 1985-4-21 1716 Butte Along the road between Pulga and Mayaro sw of the falls on Dogwood Creek. 548 Comment
  CHSC94615  Euthamia occidentalis Lowell Ahart 2006-9-11 13275 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS108974  Euthamia occidentalis Lowell Ahart 2006-9-11 13275 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA724815  Euthamia occidentalis L. Ahart 2006-9-11 13275 Butte South edge of the North Fork of the Feather River, north side of highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 air miles northeast of Oroville. 432 Comment
  CHSC42497  Fallopia convolvulus Lowell Ahart 1987-6-9 5722 Butte On a sand bar along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap. 271 Comment
  CHSC109356  Fallopia japonica T. M. Hanson; Melanie Williams 2012-10-11 Butte Northern Sierra Nevada. Plumas National Forest; on the southwest side of the North Fork Feather River 200 m southwest of Bardees Bar. 328 Comment
  CHSC109357  Fallopia japonica T. M. Hanson 2012-10-17 Butte Northern Sierra Nevada. Plumas National Forest; on the southwest side of the North Fork Feather River 200 m southwest of Bardees Bar. 328 Comment
  CHSC93657  Festuca Lowell Ahart 2006-5-19 12635 A Butte On the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 405 Comment
  CHSC93854  Festuca Lowell Ahart 2006-5-19 12635 Butte Road gutter, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 405 Comment
  JEPS110142  Festuca Lowell Ahart 2006-5-19 12635 A Butte On the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 405 Comment
  CAS-BOT-BC278269  Festuca californica John Thomas Howell; Gordon H. True 1967-6-11 42564 Butte On northwest side of Feather River Canyon near Pulga Bridge 426 Comment
  CAS-BOT-BC278271  Festuca californica John Thomas Howell; Gordon H. True 1967-5-9 42243 Butte On northwest side of Feather River Canyon near Pulga Bridge 426 Comment
  CHSC40452  Festuca californica Lowell Ahart 1985-5-15 4998 Butte East of a small dry stream, 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC93936  Festuca californica L. P. Janeway 2006-5-28 8641 Butte Northern High Sierra Nevada. Open serpentine bowl on west side of Concow Road about 3.2 mi northeast of the upper end of Concow Reservoir. 860 Comment
  CHSC98657  Festuca californica B. Castro; L. P. Janeway 2005-8-9 1525 Butte Ca 20 air mi NNE of Oroville and 2 mi S of Flea Mtn, along Rim Rd ca 1 mi SE of its jcn with Concow Rd. On uphill edge of road, on NE-facing slope. 987 Comment
  JEPS108543  Festuca californica L. P. Janeway 2006-5-28 8641 Butte Northern High Sierra Nevada. Open serpentine bowl on west side of Concow Road about 3.2 mi northeast of the upper end of Concow Reservoir 860 Comment
  UCD65826  Festuca californica John Thomas Howell; Gordon H. True 1967-5-9 42243 Butte On NW side of Feather River Canyon near Pulga Bridge. 426 Comment
  CAS-BOT-BC278300  Festuca californica subsp. californica Lowell Ahart 1985-5-15 4998 Butte 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 800 Comment
  CHSC93484  Festuca californica subsp. californica Lowell Ahart 2006-5-10 12626 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 405 Comment
  CHSC109857  Festuca californica var. californica L. P. Janeway 2012-6-7 10870 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  JEPS110240  Festuca californica var. californica Lowell Ahart 2006-5-10 12626 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 405 Comment
  RSA300178  Festuca californica var. californica J. T. Howell, Gordon H. True 1967-6-11 42564 Butte On NW side of Feather River Canyon near Pulga Bridge. 427 Comment
  RSA712991  Festuca californica var. californica L. Ahart 2006-5-10 12626 Butte On the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 406 Comment
  CHSC106593  Festuca elmeri B. Castro; L. P. Janeway 2001-3-17 1267 Butte Along USFS Rd 23N28, about halfway between Coyote Gap and Big Bar Mtn. 1249 Comment
  CHSC89028  Festuca idahoensis A. Peterson 2003-5-6 77 Butte Southeast of Chico, Hwy 70 road shoulder, about 2 1/2 miles sw of bridge over north fork of Feather River. 609 Comment
  CHSC109547  Festuca microstachys L. P. Janeway 2012-6-7 10865 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  UCR177719  Festuca microstachys var. ciliata Lowell Ahart 2006-5-10 12619 Butte north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2.5 miles (air) southwest of Pulga 355 Comment
  CAS-BOT-BC278799  Festuca occidentalis Lowell Ahart 1987-7-8 5801 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga 1280 Comment
  CHSC42919  Festuca occidentalis Lowell Ahart 1987-7-8 5801 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga. 1280 Comment
  CHSC101461  Festuca rubra L. P. Janeway; Sarah Starkey 2009-7-13 9858 Butte Northern High Sierra Nevada. Northern end of Rocky Ridge, just northwest side of Rim Road (Ponderosa Way) 0.8 km southeast of Concow Road. 978 Comment
  CAS-BOT-BC278630  Festuca subulata Lowell Ahart 1987-7-8 5800 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga 1280 Comment
  CHSC42521  Festuca subulata Lowell Ahart 1987-5-9 5595 Butte Along Pulga Road, about 1/2 mile south-west of Bardees Bar along the North Fork of the Feather River, about 3 miles south-west of Pulga. 365 Comment
  CHSC74046  Festuca subulata B. Castro; L. Gehrung 1998-7-2 801 A Butte Ca 7 air mi NW of Brush Creek, ca 0.5 mi E of Hungry Hunt Peak, on W edge of USFS Rd 23N28. 1091 Comment
  CHSC99566  Festuca subuliflora L. P. Janeway 2008-6-22 9432 Butte Northern High Sierra Nevada. Along Four Trees Road at crossing of South Branch Mill Creek (a tributary to North Fork Feather River); 2.7 air km east of Pulga Bridge (Hwy 70) over North Fork Feather River. On moist banks. 823 Comment
  CAS-BOT-BC62945  Frangula californica subsp. tomentella Lowell Ahart 1987-5-9 5586 Butte Along Pulga Road, about 1/4 mi. w. of Bardees Bar along the North Fork of the Feather River, about 2.5 mi. sw. of Pulga. 365 Comment
  CAS-BOT-BC62950  Frangula californica subsp. tomentella Lewis S. Rose 1968-6-12 68113 Butte Feather River Canyon. Pulga. 487 Comment
  CHSC109568  Frangula californica subsp. tomentella L. P. Janeway 2012-6-23 10884 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  HSC104024  Frangula californica subsp. tomentella L. P. Janeway 2012-6-23 10884 Butte Southwestern spur of Rocky Ridge, 0.6 air km. south of Batchelor Point; along Forest Service Rd. 23N06E, 0.8 km SE of Rim Road/Ponderosa Way. 895 Comment
  HSC18389  Frangula californica subsp. tomentella L. S. Rose 1968-6-12 68113 Butte Feather River Canyon, Pulga 488 Comment
  OBI2924  Frangula californica subsp. tomentella Lewis S. Rose 1968-6-12 68113 Butte Feather River Cyn; Pulga 488 Comment
  SBBG32407  Frangula californica subsp. tomentella L. S. Rose 1968-6-12 Butte Feather River Cyn, Pulga 487 Comment
  SJSU7511  Frangula californica subsp. tomentella L. S. Rose 1968-6-12 68113 Butte Feather R Canyon, Pulga 487 Comment
  UCD112793  Frangula californica subsp. tomentella Lewis S. Rose 1968-6-12 68113 Butte Feather River Canyon. Pulga. 487 Comment
  CAS-BOT-BC55656  Frangula purshiana C. R. Quick 1946-8-21 46 -128 Butte Meadow near Pulga Comment
  CAS-BOT-BC55657  Frangula purshiana C. R. Quick 1953-8-11 53 -126 Butte Rag Dump Meadow se. of Stirling City Comment
  CAS-BOT-BC55785  Frangula rubra subsp. yosemitana C. R. Quick 1941-6-8 41 -09 Butte About 2 miles S. of Big Bar. Mt. Comment
  CHSC109574  Frasera albicaulis var. nitida L. P. Janeway 2012-6-7 10863 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC94613  Fraxinus latifolia Lowell Ahart 2006-9-11 13288 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS108969  Fraxinus latifolia Lowell Ahart 2006-9-11 13288 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA725003  Fraxinus latifolia L. Ahart 2006-9-11 13288 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 432 Comment
  CHSC2279  Fritillaria eastwoodiae R. Carter 1964-3-23 68 Butte 1/4 mi. down Truex Rd. off Hwy. 40 A on S side of road. 152 Comment
  CHSC102189  Fritillaria recurva George W. Hartwell 2009-4-4 Butte Concow Road, 3-4 miles above Concow Reservoir on a serpentine ridge and adjacent steep, rocky hillsides burned by summer wildfire in 2008. 861 Comment
  CHSC32730  Fritillaria recurva M. S. Taylor 1981-4-8 3506 Butte Ca. 0.5 mi w of its jct with Ponderosa Way (Rim Rd, rd to Flea Valley), ca. 5 mi n of its jct with Hwy 70 at Jarbo Gap. 883 Comment
  CHSC92557  Fritillaria recurva L. P. Janeway 2005-4-25 8366 Butte Northern High Sierra Nevada. Plumas National Forest; ridgetop northern end of Rocky Ridge; just above Rim Road (Ponderosa Way) 200 m east-southeast of junction with Concow Road; head of upper side drainage of Flea Valley Creek. 988 Comment
  CHSC42432  Galium aparine Lowell Ahart 1987-5-9 5579 Butte Along Pulga Road, about 1/4 mile west of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga. 365 Comment
  CHSC78268  Galium aparine Lowell Ahart 2000-6-29 8534 Butte In Flea meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  JEPS98370  Galium aparine Lowell Ahart 2000-6-29 8534 Butte 5 air miles E of Magalia (Flea Meadow, 1/2 mi W of Flea Mountain, 3 1/2 air miles N of Concow Reservoir) 1036 Comment
  CHSC109850  Galium bolanderi L. P. Janeway 2012-6-23 10886 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC28493  Galium bolanderi M. S. Taylor 1979-7-22 2168 Butte Pulga bridge, on N side of trail leading from NE side of Pulga bridge over Hwy 70, ca. 27 mi N of Oroville. 487 Comment
  CHSC33893  Galium bolanderi M. S. Taylor 1981-5-21 3767 Butte S side of Concow Rd, ca. 0.5 mi S of its jct with Ponderosa Way, ca. 20 air mi N of Oroville. 853 Comment
  CHSC93865  Galium bolanderi Lowell Ahart 2006-6-9 12661 Butte On the east side of Bardees Bar Road, north of the small stream, south of the large stream, about 1/8 mile northwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 385 Comment
  HSC97151  Galium bolanderi L. Ahart 2006-6-9 12661 Butte E side of Bardees Bar Rd. 1/8 mile W of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) SW of Pulga 386 Comment
  JEPS108981  Galium bolanderi Lowell Ahart 2006-6-9 12661 Butte On the east side of Bardees Bar Road, north of the small stream, south of the large stream, about 1/8 mile northwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 385 Comment
  JEPS26676  Galium bolanderi P. C. Hutchison 1969-6-9 2099 Butte on hwy US Alt. 40 1 mi s (above) Pulga Bridge; canyon of the north fork of the Feather River Comment
  UC1143083  Galium bolanderi J. E. Sowder 1933-8-15 130 Butte 1 1/2 mi w mouth of Flea Valley Creek (on point of ridge); Bidwell Bar Quadrangle Comment
  CHSC93858  Galium parisiense Lowell Ahart 2006-6-9 12651 Butte On the east side of Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 403 Comment
  JEPS110290  Galium parisiense Lowell Ahart 2006-6-9 12651 Butte On the east side of Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 403 Comment
  RSA718331  Galium parisiense L. Ahart 2006-6-9 12651 Butte On the E side of Bardees Bar Road. S of the small stream. About 1/4 mile SW of the poor bridge across the North Fork of the Feather River at Bardees Bar. About 2.75 miles (air) SW of Pulga. 404 Comment
  CHSC48886  Galium sparsiflorum subsp. glabrius Vernon Oswald; M. S. Taylor 1985-5-30 1793 Butte Rim Rd. (Ponderosa Way) 2.7 mi N of Jarbo Gap. 853 Comment
  CHSC93072  Galium triflorum L. P. Janeway 1994-7-5 4680 Butte Northern High Sierra Nevada. Northeast side near top of ridge 0.7 mi east-southeast of Flea Mountain; 0.3 mi east-southeast of Campbell Meadow. On road cutbank and above. 1158 Comment
  CHSC99567  Galium triflorum L. P. Janeway 2008-6-22 9430 Butte Northern High Sierra Nevada. Along Four Trees Road at crossing of South Branch Mill Creek (a tributary to North Fork Feather River); 2.7 air km east of Pulga Bridge (Hwy 70) over North Fork Feather River. On moist banks. 823 Comment
  JEPS117919  Galium triflorum L. P. Janeway 2008-6-22 9430 Butte Along Four Trees Road at crossing of South Branch Mill Creek (a tributary to North Fork Feather River North Fork Feather River (2.7 air km east of Pulga Bridge (Hwy 70) over); Northern High Sierra Nevada 823 Comment
  CAS-BOT-BC169936  Garrya fremontii Clarence R. Quick 1952-7-1 52 -111 Butte Mill Creek Road between Feather River Highway and Coyote Gap Comment
  CHSC93870  Gastridium phleoides Lowell Ahart 2006-6-9 12652 Butte On the east side of Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 403 Comment
  RSA718330  Gastridium phleoides L. Ahart 2006-6-9 12652 Butte On the E side of Bardees Bar Road. S of the small stream. About 1/4 mile SW of the poor bridge across the North Fork of the Feather River at Bardees Bar. About 2.75 miles (air) SW of Pulga. 404 Comment
  JEPS110272  Gastridium ventricosum Lowell Ahart 2006-6-9 12652 Butte On the east side of Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 403 Comment
  CHSC94572  Gayophytum diffusum subsp. parviflorum Lowell Ahart 2006-9-11 13334 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC28526  Gayophytum heterozygum M. S. Taylor 1979-8-4 2175 Butte Ca. 1 mi n of Cresta Powerhouse on Hwy 70, ca. 30 mi n of Oroville. 487 Comment
  CDA40045  Gilia capitata subsp. mediomontana L. Ahart 2006-5-19 12637 Butte On the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. Comment
  CHSC29805  Gilia capitata subsp. mediomontana M. S. Taylor 1979-8-4 2174 Butte Ca. 1 mi n of Cresta Powerhouse on Hwy 70 (old 40), ca. 30 mi n of Oroville. 487 Comment
  CHSC93795  Gilia capitata subsp. mediomontana Lowell Ahart 2006-5-19 12637 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 405 Comment
  JEPS108861  Gilia capitata subsp. mediomontana Lowell Ahart 2006-5-19 12637 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 405 Comment
  RSA31676  Gilia capitata subsp. mediomontana A. A. Heller 1938-5-28 15112 Butte along the Feather River Highway, 22 miles from Oroville Comment
  RSA712994  Gilia capitata subsp. mediomontana L. Ahart 2006-5-19 12637 Butte On the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 406 Comment
  CHSC40921  Gilia capitata subsp. pedemontana Lowell Ahart 1985-5-15 4989 Butte Ridge, east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  RSA469346  Gilia capitata subsp. pedemontana L. S. Rose 1939-6-7 39245 Butte North Fork of Feather River. 3 mi S of Pulga. 610 Comment
  CHSC34815  Githopsis diffusa subsp. robusta M. S. Taylor 1981-5-21 3768 Butte S side of Concow Rd, ca. 0.5 mi s of its jct with Ponderosa Way, ca. 20 air mi n of Oroville. 853 Comment
  CHSC62540  Githopsis specularioides B. Castro 1993-5-17 464 a Butte Near the S end of Rocky Ridge, ca 30 ft w of Rim Road. 877 Comment
  CHSC62541  Githopsis specularioides B. Castro 1993-6-3 464 b Butte Ca 2.5 mi NE of Concow Lake, ca 30 ft E of large bend in Concow Road, 883 Comment
  CHSC67357  Githopsis specularioides James D. Jokerst 1985-5-13 2312 Madera Small hydro survey: North Fork Willow Creek 1.0 mi N of Bass Lake at 'The Falls'. Gentle to steep SE-facing slopes ca. 200 m N of the creek, ca. 0.5 mi SW of the McLead Flat. 1219 Comment
  CHSC67358  Githopsis specularioides James D. Jokerst; R. A. Schlising 1985-4-8 2221 Butte Above Hwy. 70 2.3 mi SW of Pulga Rd. 609 Comment
  CHSC94623  Gnaphalium palustre Lowell Ahart 2006-9-11 13277 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94670  Gnaphalium palustre Lowell Ahart 2006-10-8 13425 Butte Near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  JEPS108948  Gnaphalium palustre Lowell Ahart 2006-9-11 13277 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  JEPS108990  Gnaphalium palustre Lowell Ahart 2006-10-8 13425 Butte Near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House 609 Comment
  RSA724997  Gnaphalium palustre L. Ahart 2006-9-11 13277 Butte South edge of the North Fork of the Feather River, north side of highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 air miles northeast of Oroville. 432 Comment
  JEPS113882  Grindelia hirsutula L. P. Janeway 2007-6-26 1656 Butte Northern High Sierra Nevada; Along Hwy 70 2.1 road mi NE of Jarbo Gap, at the Plumas Natonal Forest sign; 1.6 air mi NW of North Fork Feather River. At the E-facing canyon edge of the road pullout area. 633 Comment
  UC1562348  Grindelia hirsutula Vernon Oswald and Lowell Ahart 1990-7-31 4416 Butte Jeep trail between Concow Rd and Rim Rd ca 2 mi ne Concow 899 Comment
  CHSC34713  Grindelia hirsutula var. davyi M. S. Taylor 1981-7-10 4059 Butte North side of Feather River Hwy 70 at Pulga bridge, ca. 20 mi ne of Oroville. 487 Comment
  CHSC50793  Grindelia hirsutula var. davyi Vernon Oswald; Lowell Ahart 1990-7-31 4416 Butte Jeep Trail between Concow Rd and Rim Rd, ca. 2 mi northeast of Concow. 899 Comment
  CHSC97007  Grindelia hirsutula var. davyi B. Castro 2007-6-26 1656 Butte Northern High Sierra Nevada. Along Hwy 70 2.1 road miles northeast of Jarbo Gap, at the Plumas National Forest sign; 1.6 air miles northwest of North Fork Feather River. At the east-facing canyon edge of the road pullout area. 633 Comment
  RSA302650  Grindelia hirsutula var. davyi J. R. Shevock 1972-5-19 1756 Butte Hwy 70, Feather River Canyon. 21 Comment
  JEPS108796  Helianthella californica subsp. nevadensis Lowell Ahart 2006-6-9 12644 Butte Along N side of the service road to Bardees Bar along the North Fork of the Feather River, about 70 yards E of the electric tower, on the E side of Highway 70, about 2 34 miles (air) SW of Pulga. 534 Comment
  CHSC93866  Helianthella californica var. nevadensis Lowell Ahart 2006-6-9 12644 Butte Along the north side of the service road to Bardees Bar along the North Fork of the Feather River, about 50 yards east of the electric tower, on the east side of Highway 70, about 2 3/4 miles (air) southwest of Pulga. 534 Comment
  RSA718312  Helianthella californica var. nevadensis L. Ahart 2006-6-9 12644 Butte Along the north side of the service road to Bardes Bar along the North Fork of the Feather River, about 70 yards east of the electric tower, on the east side of Highway 70, about 2 3/4 miles (air) southwest of Pulga. 535 Comment
  CHSC37687  Hesperolinon micranthum M. S. Taylor 1981-5-21 3769 Butte S side of Concow Rd, 1/2 mi s of its jct with Ponderosa Way, ca. 20 air mi n of Oroville. 853 Comment
  CHSC42894  Heterocodon rariflorum L. P. Janeway 1987-6-13 2204 Butte Along Dogwood Cr, along rd to Mayaro 2.4 mi E of Concow Rd. 990 Comment
  SFV11711  Heterocodon rariflorum M. L. Vincent 1968-6-10 841 Butte Sierra Nevada 1/5 mile north of Cresta Power Station, North Fork Feather River. 460 Comment
  CHSC39789  Heteromeles arbutifolia Eloise Gallatin 1935-5-19 Butte Feather River Canyon. Comment
  CDA25404  Heuchera micrantha G. D. Barbe, T. C. Fuller 1982-6-14 3683 Butte Highway 70 in Feather River Canyon, above Pulga, 1.6 miles below PG&E power plant. Comment
  CAS-BOT-BC420457  Heuchera micrantha var. erubescens Mrs. Eva Pattee 1923-5-15 s.n. Butte Shady Rest near Cresta Comment
  CAS-BOT-BC420459  Heuchera micrantha var. erubescens Lowell Ahart 1987-5-9 5596 Butte along Pulga Road, about 1/2 mile SW of Bardees Bar along the N Fork of the Feather River, about 3 miles SW of Pulga 365 Comment
  CHSC110454  Heuchera micrantha var. erubescens L. P. Janeway 2013-5-19 11109 Butte Northern High Sierra Nevada. Southeast-facing slope of inner canyon of North Fork Feather River +/- overlooking Cresta, along Camp Creek Road 1.7 road km northeast of Dixie Road. 670 Comment
  CHSC1634  Heuchera micrantha var. erubescens V. Holt 1935-5-5 Butte Feather River Canyon, near Pulga. Comment
  CHSC21004  Heuchera micrantha var. erubescens M. S. Taylor 1975-4-29 547 Butte On s side of Hwy 70, ca 25 mi ne of Oroville. Comment
  CHSC24661  Heuchera micrantha var. erubescens Keith Lickey; Deanna Lickey 1974-4-16 61 Butte Ca. 2 km sw of Dogwood Creek, sw side of Pulga Road, ca. 2 km ne of Pulga, off Hwy 70. 914 Comment
  CHSC42860  Heuchera micrantha var. erubescens Lowell Ahart 1987-5-9 5596 Butte Along Pulga Road, about 1/2 mile sout-west of Bardees Bar along the North Fork of the Feather River, about 3 miles south-west of Pulga. 365 Comment
  CHSC25349  Heuchera micrantha var. pacifica Marc P. Hayes 1977-4-22 15 Butte Scattered population, ca. 200 m from confluence of Heinz Crk. and North Fork of Feather River, ca. 20 km nw Paradise. 455 Comment
  CHSC38055  Hirschfeldia incana R. E. Preston 1983-5-26 385 Butte At roadside; at PG and E rest stop near Arch Rock Tunnel, ca. 4 mi NE of Pulga. 475 Comment
  CHSC38056  Hirschfeldia incana R. E. Preston 1983-5-26 385 Butte At roadside; at PG and E rest stop near Arch Rock Tunnel, ca. 4 mi NE of Pulga. 475 Comment
  CHSC94562  Hirschfeldia incana Lowell Ahart 2006-9-13 13330 Butte South of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, poor road on the north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville. 452 Comment
  UC866223  Hoita macrostachya Lewis S. Rose 1939-6-7 39239 Butte 3 mi s Pulga; North Fork of Feather River 609 Comment
  CHSC84695  Hoita orbicularis L. P. Janeway 2003-6-8 7822 Butte High Cascade Range. Flea Valley: meadow at head of Concow Creek. 1100 Comment
  JEPS46114  Hoita orbicularis Duncan Dunning 1922-7-18 Butte n Pulga; Flea Valley Comment
  CAS-BOT-BC280712  Holcus lanatus John Thomas Howell; Gordon H. True 1967-6-11 42562 Butte On northwest side of Feather River Canyon near Pulga Bridge Comment
  CHSC34248  Holodiscus discolor M. S. Taylor 1981-7-17 4069 Butte N side of Feather River Hwy 70 at Pulga bridge on large serpentine outcrop along Pulga Rd near bridge, ca. 20 mi ne of Oroville. 487 Comment
  CHSC92536  Holodiscus discolor L. P. Janeway; M. Brown, S. Mackey Hillaire, L. Hanson 2005-4-25 8370 Butte Northern High Sierra Nevada. Plumas National Forest; north end of Rocky Ridge, southwest side of Rim Road (Ponderosa Way) 1.4 road km southeast of junction with Concow Road. 1036 Comment
  JEPS108574  Holodiscus discolor L. P. Janeway, Matt Brown, S. Mackey Hillaire, L. Hanson 2005-4-25 8370 Butte Northern High Sierra Nevada. Plumas National Forest; north end of Rocky Ridge, southwest side of Rim Road (Ponderosa Way) 1.4 road km southeast of junction with Concow Road 1036 Comment
  CHSC40328  Horkelia tridentata Lowell Ahart 1985-5-15 5001 Butte East of a small dry stream, 1/8 mile east of the dirt road, 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC43123  Horkelia tridentata subsp. flavescens L. P. Janeway 1987-6-26 2297 Butte At Rag Dump. 1173 Comment
  CHSC43213  Horkelia tridentata subsp. flavescens L. P. Janeway 1987-6-13 2210 Butte Near the top of Flea Mtn. 1295 Comment
  CHSC881  Hosackia oblongifolia 1954-5-30 Butte Rag Dump 5 above Paradise. 1127 Comment
  CHSC42943  Hosackia stipularis var. ottleyi Lowell Ahart 1987-7-8 5804 Butte Near Big Bar Mountain Road, about 1 mile south-west of Coyote Gap, about 5 miles east of Pulga. 1280 Comment
  CHSC38062  Hypericum anagalloides R. E. Preston 1982-6-23 308 Butte In meadow at edge of stream, Deadwood Creek at Dixie Valley Road. 999 Comment
  CHSC109563  Hypericum concinnum L. P. Janeway 2012-6-23 10885 Butte Northern High Sierra Nevada. Southwest spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23Np6E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC71390  Hypericum concinnum Vernon H. Oswald 1998-7-1 9244 Butte Ca. 1 air mi west of Pulga and 0.4 mi west of Rim road along a spur road intersecting Rim Road 4.1 mi north of Jarbo Gap. 853 Comment
  JEPS93795  Hypericum concinnum Vernon H. Oswald 1998-7-1 9244 Butte along spur road intersecting Rim Road 4.1 mi n of Jarbo Gap (1 air mi w of Pulga and 0.4 mi w of Rim Road) 853 Comment
  CHSC42930  Hypericum perforatum Lowell Ahart 1987-7-17 5823 Butte On a sand bar along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap. 271 Comment
  CHSC34694  Hypochaeris glabra M. S. Taylor 1981-4-28 3568 F Butte Along Four Trees Rd, ca. 1 mi e of Hwy 70, ca. 2 mi ne of Pulga. 670 Comment
  CAS-BOT-BC133551  Iris hartwegii Clarence R. Quick 1952-6-30 52 -97 Butte Ridge top, Big Bar Mt., east of Pulga Comment
  CHSC61244  Iris hartwegii subsp. hartwegii K. B. McShea 1992-4-23 13 Butte Ca 3.8 mi s of Arch Rock Tunnel on Hwy 70. 45 mi sw of Quincy. 640 Comment
  JEPS98371  Isoetes nuttallii Lowell Ahart 2000-6-29 8545 Butte 5 air miles E of Magalia (SW part of Flea Meadow, about 1/2 mi W of Flea Mountain, 3 1/2 air miles N of Concow Reservoir) 1036 Comment
  CHSC78229  Isoetes orcuttii Lowell Ahart 2000-6-29 8585 Butte In the southwest part of Flea Meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
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Oct 30 2007
  CHSC94561  Juncus acuminatus Lowell Ahart 2006-9-13 13326 Butte South edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville. 437 Comment
  CHSC56894  Juncus articulatus L. P. Janeway; C. A. Janeway 1986-10-12 1922 Butte North side North Fork Feather River at Pulga. Between river and railroad grade. 426 Comment
  CHSC78329  Juncus bufonius var. bufonius Lowell Ahart 2000-6-29 8533 Butte Along the west side of Concow Road at Flea Meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  CHSC94621  Juncus bufonius var. bufonius Lowell Ahart 2006-9-11 13300 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94836  Juncus bufonius var. bufonius Lowell Ahart 2006-10-8 13424 Butte Near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  CHSC94889  Juncus bufonius var. bufonius Lowell Ahart 2006-9-28 13380 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  JEPS110161  Juncus bufonius var. bufonius Lowell Ahart 2006-9-11 13300 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  JEPS110163  Juncus bufonius var. bufonius Lowell Ahart 2006-10-8 13424 Butte Near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House 609 Comment
  JEPS98590  Juncus bufonius var. bufonius Lowell Ahart 2000-6-29 8533 Butte 1/2 mi W of Flea Mountain; ; W side Concow Rd at Flea Meadow, 3 1/2 air mi N of Concow Reservoir, 5 air mi E of Magalia 1036 Comment
  JEPS98716  Juncus bufonius var. bufonius Lowell Ahart 2000-6-29 8533 Butte 1/2 mi W of Flea Mountain; ; W side Concow Rd at Flea Meadow, 3 1/2 air mi N of Concow Reservoir, 5 air mi E of Magalia 1036 Comment
  RSA724946  Juncus bufonius var. bufonius L. Ahart 2006-10-8 13424 Butte E side of the N fork of the Feather River, just E of where the river flows into a pool, on the W side of Hwy 70, 1/2 mile N of Cresta Power House. 610 Comment
  CHSC78334  Juncus dubius Lowell Ahart 2000-6-29 8537 Butte On the west side of Concow Road at Flea meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  JEPS98347  Juncus dubius Lowell Ahart 2000-6-29 8537 Butte 5 air miles E of Magalia (W side of Flea Meadow, 1/2 mi W of Flea Mountain, 3 1/2 air miles N of Concow Reservoir) 1036 Comment
  CHSC28663  Juncus effusus subsp. pacificus J. D. Jokerst 1979-10-5 362 Butte At base of waterfall on Bear Ranch Cr., ca. 1/4 mi. S.E. of Hwy 70. 548 Comment
  CHSC94601  Juncus effusus subsp. pacificus Lowell Ahart 2006-9-13 13324 Butte South edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville. 437 Comment
  RSA725034  Juncus effusus subsp. pacificus L. Ahart 2006-9-13 13324 Butte South edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of highway 70, about 2 3/4 miles northeast of pulga, about 23 miles (air) northeast of Oroville. 437 Comment
  JEPS110157  Juncus effusus var. pacificus Lowell Ahart 2006-9-13 13324 Butte South edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville 437 Comment
  CHSC94611  Juncus ensifolius Lowell Ahart 2006-9-13 13317 Butte South edge of the North Fork of the Feather River, about 100 yards west of Mill Creek, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS110169  Juncus ensifolius Lowell Ahart 2006-9-13 13317 Butte South edge of the North Fork of the Feather River, about 100 yards west of Mill Creek, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  CHSC92951  Juncus exiguus L. P. Janeway 2005-7-16 8494 Butte Northern High Sierra Nevada. Along Road 24N13 at small side drainage west to Lockerman Creek, opposite confluence of Lockerman Creek at Camp Creek. Nest to small creeklet. 969 Comment
  CHSC42896  Juncus hemiendytus Lowell Ahart 1987-7-3 5778 Butte On a sand bar along the North Fork of the Feather River, near the Poe Power House, about 2 miles southeast of Jarbo Gap. 271 Comment
  CHSC103508  Juncus laccatus Peter F. Zika 2009-6-17 24514 Butte Cascade Range Highlands. Below Concow Road 10 road miles above (N of) Route 70. 1100 Comment
  JEPS108585  Juncus laccatus L. P. Janeway 2005-7-16 8494 Butte Northern High Sierra Nevada. Along Road 24N13 at small side drainage west to Lockerman Creek, opposite confluence of Lockerman Creek at Camp Creek. Nest to small creeklet 969 Comment
  RSA712644  Juncus laccatus L. P. Janeway 2005-7-16 8494 Butte Along Road 24N13 at small side drainage west to Lockerman Creek, opposite confluence of Lockerman Creek at Camp Creek. 969 Comment
  CHSC78338  Juncus occidentalis Lowell Ahart 2000-6-29 8535 Butte On the west side of Concow Road at Flea meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  JEPS98471  Juncus occidentalis Lowell Ahart 2000-6-29 8535 Butte 5 air miles E of Magalia (W side of Concow Road at Flea Meadow, 1/2 mi W of Flea Mountain, 3 1/2 air miles N of Concow Reservoir) 1036 Comment
  CHSC78340  Juncus orthophyllus Lowell Ahart 2000-6-29 8536 Butte East side of Flea meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  JEPS98489  Juncus orthophyllus Lowell Ahart 2000-6-29 8536 Butte 5 air miles E of Magalia (E side of Flea Meadow, 1/2 mi W of Flea Mountain, 3 1/2 air miles N of Concow Reservoir) 1036 Comment
  UC1035980  Keckiella breviflora Helen K. Sharsmith 1955-6-28 4526 Plumas near Pulga; East Branch of North Fork of Feather River 609 Comment
  RSA293236  Keckiella breviflora subsp. glabrisepala D. C. Michener 1980-8-4 3777 Butte Northern Sierra Nevada. Feather River Canyon, 4.4 miles north of Pulga on CA 70. 500 Comment
  RSA305774  Keckiella breviflora subsp. glabrisepala James R. Shevock 1972-5-19 1767 Butte Highway 70, north of Lake Oroville. 91 Comment
  CHSC44721  Keckiella breviflora var. glabrisepala R. Banchero 1980-6-5 196 Butte Along Hwy 70 at its jct with the Feather River at the Rivers edge, ca 4.3 mi N of the jct of Pinkston Canyon Rd and Hwy 70. 487 Comment
  NY786843  Keckiella breviflora var. glabrisepala L. S. Rose 1940-5-30 40425 Butte Feather River Canyon, 25 miles northeast of Oroville 609.6 Comment
  CAS-BOT-BC237825  Keckiella lemmonii John Thomas Howell; Gordon H. True 1967-7-12 43385 Butte North Fork of Feather River near Cresta Powerhouse 426 Comment
  RSA293267  Keckiella lemmonii D. C. Michener 1980-8-4 3778 Butte Northern Sierra Nevada. Immediately along the Feather River, 2.9 miles south of the Plumas Co line. [Along CA 70.] 550 Comment
  UCR47786  Keckiella lemmonii D. C. Michener 1980-8-4 3778 Butte Northern Sierra Nevada Mtns, Rocky slopes and fill along the Feather River about 2.9 mi south of the Plumas County line 549 Comment
  CHSC4140  Kumlienia hystricula R. Carter 1966-4-28 379 Butte Found in Feather R. Canyon 11 mi. NW of Butte-Plumas Co. line along N side of Hwy 70. On cliff above road just S of water fountain. 701 Comment
  CHSC43728  Kumlienia hystricula Vernon Oswald 1984-5-23 1201 Butte Near the falls on Bear Ranch Creek s-e of Calif. Hwy 70 at the Cresta Rest Area. 512 Comment
  CHSC77164  Kumlienia hystricula Vernon H. Oswald 2000-3-4 9884 Butte Hwy. 70 in Feather River Canyon 0.5 mi south of Cresta Rest Area. Along this section of highway. 464 Comment
  CAS-BOT-BC213290  Lathyrus sulphureus Clarence R. Quick 1952-6-30 52 -96 Butte Ridge top, Big Bar Mt. east of Pulga, Sierra Nevada Comment
  CHSC38057  Lepidium strictum R. E. Preston 1983-5-26 386 Butte At roadside; at PG and E rest stop near Arch Rock Tunnel, ca. 4 mi NE of Pulga. 475 Comment
  CHSC25356  Lepidium virginicum var. pubescens M. P. Hayes 1977-4-22 10 Butte Along Hwy 70 ca 2.2 km sw of Butte-Plumas county line, ca 23 km nw of Paradise. 485 Comment
  CHSC26276  Lepidium virginicum var. pubescens Joan P. Warner 1977-4-22 3 Butte Along Hwy 70, ca. 2.2 km sw of Butte-Plumas county line, ca. 23 km nw of Paradise. 485 Comment
  CHSC36716  Leptosiphon bolanderi R. Schlising; R. Banchero 1980-5-13 3587 Butte Serpentine outcrop above Hwy 70 and above Bardees Bar on N Fork of Feather River, ca 2 mi S of Pulga. 441 Comment
  CHSC36821  Leptosiphon bolanderi M. S. Taylor 1981-5-21 3777 Butte S side of Concow Rd, ca. 1/2 mi s of its jct with Ponderosa Way, ca. 20 air mi n of Oroville. 853 Comment
  CHSC40923  Leptosiphon bolanderi Lowell Ahart 1985-5-15 4984 Butte Ridge, east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC67372  Leptosiphon bolanderi James D. Jokerst; R. A. Schlising 1985-4-8 2222 Butte Above Hwy. 70 2.3 mi SW of Pulga Rd. 609 Comment
  CHSC69682  Leptosiphon bolanderi Vernon Oswald 1986-4-29 1990 Butte Rim Rd. (Ponderosa Way) 3.6 mi n of Jarbo Gap and Hwy 70. 853 Comment
  CHSC35973  Leptosiphon ciliatus M. S. Taylor 1982-6-24 4740 Butte In meadow at Rag Dump 5, ca. 2 mi n of Flea Mt, ca. 10 mi n of Jarbo Gap on Hwy 70. 1158 Comment
  CHSC29386  Leptosiphon filipes R. A. Schlising 1980-6-24 3777 Butte Along Hwy 70 in canyon of North Fork, Feather River, 0.2 mi N of Cresta Powerhouse. At roadside. 457 Comment
  CHSC40749  Leptosiphon filipes A. A. Heller 1938-6-14 15154 Butte 2 miles west of Arch Rock Tunnel on the Feather River Highway. Comment
  CHSC91672  Leptosiphon filipes L. P. Janeway; Matt Brown, Jamie Tuitele-Lewis 2005-7-12 8490 Butte Northern High Sierra Nevada. Plumas National Forest; ridge between Camp Creek and canyon of North Fork Feather River; 0.5 km southeast of confluence of Camp Creek and Lockerman Creek. Steep southwest-facing slope. 981 Comment
  CHSC93863  Leptosiphon filipes Lowell Ahart 2006-6-9 12660 Butte On the north side of Bardees Bar Road, east of the large stream, about 1/10 mile north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 354 Comment
  RSA715925  Leptosiphon filipes L. P. Janeway, Matt Brown, Jamie Tuitele-Lewis 2005-7-12 8490 Butte Northern High Sierra Nevada. Plumas National Forest; ridge between Camp Creek and canyon of North Fork Feather River; 0.5 km southeast of confluence of Camp Creek and Lockerman Creek. Opening under high power transmission lines. 981 Comment
  CAS-BOT-BC341784  Lessingia nemaclada John Thomas Howell 1959-9-26 35084 Butte Arch Rock, North Fork Feather River 457 Comment
  CAS-BOT-BC341793  Lessingia nemaclada M. S. Taylor 1979-7-22 2170 Butte Pulga bridge, on n side of trail leading from ne side of Pulga bridge, over Hwy 70, ca. 27 mi n of Oroville 487 Comment
  CDA8196  Lessingia nemaclada L. Ahart 2006-9-13 13331 Butte On both sides of Highway 70, at the Cresta Power House, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville. Comment
  CHSC110236  Lessingia nemaclada L. P. Janeway 2012-10-11 11072 Butte Northern High Sierra Nevada. Plumas National Forest; southwest-ern end of Rocky Ridge, 0.8 km west of Ponderosa Way/Rim Road, near high-voltage power lines. 895 Comment
  CHSC25345  Lessingia nemaclada M. P. Hayes 1977-8-12 27 Butte At Pulga, Feather River Canyon. 100 m from the intersection of Pulga Road and Highway 70, along Pulga Road. 426 Comment
  CHSC27731  Lessingia nemaclada Robert A. Schlising 1978-10-10 3343 Butte Highway 70, Feather River Canyon, just south of Arch Rock Tunnel at P.G. and E. Roadside Rest Area. Comment
  CHSC30275  Lessingia nemaclada M. S. Taylor 1979-7-22 2170 Butte Pulga bridge, on n side of trail leading from ne side of Pulga bridge over Hwy 70, ca. 27 mi n of Oroville. 487 Comment
  CHSC30277  Lessingia nemaclada M. S. Taylor 1979-8-4 2171 1/2 Butte On s side of Hwy 70, ca. 1 mi n of Cresta Powerhouse, ca. 30 mi n of Oroville. 487 Comment
  CHSC31081  Lessingia nemaclada R. Banchero; D. Ikeda, J. Nelson 1979-9-29 43 Butte Bear Ranch Crk, 1.2 mi sw of crossing of Hwy 70 with Butte County line. 609 Comment
  CHSC34714  Lessingia nemaclada M. S. Taylor 1981-7-10 4062 Butte N side of Feather River Hwy 70 and Pulga bridge, ca. 20 mi ne of Oroville. 487 Comment
  CHSC39349  Lessingia nemaclada Lowell Ahart 1983-6-30 4179 Butte Along the dirt road, about 1 1/2 miles north-east of Concow Res. 550 Comment
  CHSC62430  Lessingia nemaclada L. P. Janeway 1993-9-3 4580 Butte Plumas National Forest. Along dirt road to Bear Ranch Creek falls from Hwy 70; in canyon of North Fork Feather River. 487 Comment
  CHSC69448  Lessingia nemaclada Lowell Ahart 1997-9-6 7887 Butte Near the McNab Cypress grove, near the steel tower power line, along the sides of a logging road, about 1/4 mile west of Rim Road, about 2 miles (air) northeast of Concow Reservoir. 731 Comment
  CHSC94563  Lessingia nemaclada Lowell Ahart 2006-9-13 13331 Butte On both sides of Highway 70, at the Cresta Power House, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville. 452 Comment
  CHSC94725  Lessingia nemaclada Lowell Ahart 2006-9-28 13362 Butte At the end of the dirt road, about 50 yards west of the falls on Bear Ranch Creek, about 10 yards north of the tunnel and Bear Ranch Creek, about 1/8 mile east of Highway 70, about 1/4 mile southeast of the Shady Rest Area south of the Arch Rock Tunnel. 480 Comment
  JEPS108725  Lessingia nemaclada Lowell Ahart 2006-9-13 13331 Butte On both sides of Highway 70, at the Cresta Power House, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville 452 Comment
  JEPS108726  Lessingia nemaclada Lowell Ahart 2006-9-28 13362 Butte At the end of the dirt road, about 50 yards west of the falls on Bear Ranch Creek, about 10 yards north of the tunnel and Bear Ranch Creek, about 1/8 mile east of Highway 70, about 1/4 mile southeast of the Shady Rest Area south of the Arch Rock Tunnel 480 Comment
  JEPS94621  Lessingia nemaclada Lowell Ahart 1997-9-6 7887 Butte near MacNab Cypress Grove (near the steel tower power line, along the sides of a logging road about 1/4 mi w of Rim Rd., about 2 air mi ne of Concow Reservoir) 731 Comment
  RSA0045592  Lessingia nemaclada L. P. Janeway 2012-10-11 11072 Butte Northern High Sierra Nevada. Plumas National Forest; southwestern end of Rocky Ridge, 0.8 km west of Ponderosa Way/Rim Road, near high-voltage power lines. 895 Comment
  RSA718954  Lessingia nemaclada L. Ahart 2006-9-28 13362 Butte About 50 yards west of the falls on Bear Ranch Creek, about 10 yards north of the tunnel and Bear Ranch Creek, about 1/8 mile east of Highway 70, about 1/4 mile southeast of the Shady Rest Area south of the Arch Rock Tunnel 481 Comment
  RSA725007  Lessingia nemaclada L. Ahart 2006-9-13 13331 Butte At the Cresta Power House, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville 452 Comment
  CAS-BOT-BC56386  Leucothoe davisiae M. S. Taylor 1982-6-24 4744 Butte Pulga SW quad. Rag Dump 5, ca. 2 mi n of Flea Mt, ca. 10 mi n of Jarbo Gap on Hwy 70 1158 Comment
  CHSC35976  Leucothoe davisiae M. S. Taylor 1982-6-24 4744 Butte Rag Dump 5, ca. 2 mi n of Flea Mt., ca. 10 mi n of Jarbo Gap on Hwy 70. 1158 Comment
  CHSC43878  Leucothoe davisiae L. P. Janeway 1987-6-13 2218 Butte Along Concow Rd, just SW of jct with road to Five Corners and Stirling City. 1188 Comment
  CHSC600  Leucothoe davisiae A. Small 1954-5-30 Butte Rag Dump, near Stirling. 1097 Comment
  JEPS48319  Linanthus filipes Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2687 Butte w side Pulga Bridge; North Fork of Feather River 472 Comment
  UC726827  Linanthus filipes A. A. Heller 1938-6-14 15154 Butte about 2 mi w Arch Rock Tunnel (on Feather River Highway) Comment
  CHSC94583  Lindernia dubia var. anagallidea Lowell Ahart 2006-9-11 13292 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CAS-BOT-BC416395  Linnaea borealis subsp. longiflora Duncan Dunning 1922-7-18 6 Butte Lassen Forest, Flea Valley 1219 Comment
  CHSC109570  Linum lewisii var. lewisii L. P. Janeway 2012-6-7 10867 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC44285  Linum lewisii var. lewisii Vernon Oswald 1988-6-14 3383 Butte Rim Rd. or Ponderosa Way (23N06) 0.8 mi se of Concow Rd., ne of Lake Concow. Scattered on a brushy serpentine outcrop. 975 Comment
  CHSC52179  Linum lewisii var. lewisii L. P. Janeway 1989-5-13 3238 Butte Rocky Ridge; where powerlines cross Ponderosa Way (Rim Rd) ca 2 mi SE of Concow Rd. 960 Comment
  JEPS46149  Listera convallarioides Duncan Dunning 1922-7-18 Butte n Pulga; Flea Valley Comment
  CHSC23698  Lithocarpus densiflorus M. S. Taylor 1976-5-5 1110 Butte On n side of Hwy 70, ca. 2 mi n of Jarbo Gap, ca. 17 mi ne of Oroville. Comment
  CHSC92947  Lithocarpus densiflorus var. densiflorus L. P. Janeway 2005-7-17 8499 Butte Northern High Sierra Nevada. West side near top of ridge on east side of Lockerman Creek, 0.5 km northeast of confluence of Lockerman Creek at Camp Creek. 1076 Comment
  RSA712647  Lithocarpus densiflorus var. densiflorus L. P. Janeway 2005-7-17 8499 Butte Northern High Sierra Nevada. West side near top of ridge on east side of Lockerman Creek, 0.5 km northeast of confluence of Lockerman Creek at Camp Creek. 1076 Comment
  CHSC2470  Lithophragma bolanderi R. Carter 1964-5-16 98 Butte Found Feather R. Canyon, 300 yds. W of Cresta Power House on S side of Hwy. 40A. 609 Comment
  CHSC25354  Lithophragma campanulatum Marc P. Hayes 1977-4-22 12 Butte Ca. .5 km sw of Heinz Creek, along small creek, ca. 200 m from its confluence and North Fork of Feather River. 450 Comment
  CHSC32735  Lithospermum californicum M. S. Taylor 1981-4-8 3511 Butte W side of Ponderosa Way (Rim Rd, rd to Flea Valley), along Rocky Ridge, ca. 5.5 mi n of its jct with Hwy 70 at Jarbo Gap, ca. 20 air mi n of Oroville. 883 Comment
  CHSC93869  Lithospermum californicum Lowell Ahart 2006-6-9 12641 Butte In the center of a dead end side road, north side of the service road to Bardees Bar along the North Fork of the Feather River, about 50 yards east of the electric tower, on the east side of Highway 70, about 2 3/4 miles (air) southwest of Pulga. 534 Comment
  JEPS108980  Lithospermum californicum Lowell Ahart 2006-6-9 12641 Butte In the center of a dead end side road, north side of the service road to Bardees Bar along the North Fork of the Feather River, about 50 yards east of the electric tower, on the east side of Highway 70, about 2 3/4 miles (air) southwest of Pulga 534 Comment
  RSA718337  Lithospermum californicum L. Ahart 2006-6-9 12641 Butte North side of the service road to Bardees Bar along the North Fork of the Feather River, about 50 yards east of the electric tower, on the east side of Highway 70, about 2 3/4 miles (air) southwest of Pulga. 535 Comment
  CHSC94679  Lolium multiflorum Lowell Ahart 2006-9-28 13382 Butte On the east side of the North Fork of the Feather River, on the west side of Hightway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  JEPS110455  Lolium multiflorum Lowell Ahart 2006-9-28 13382 Butte On the east side of the North Fork of the Feather River, on the west side of Hightway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel 445 Comment
  CAS-BOT-BC269075  Lolium perenne John Thomas Howell; Gordon H. True 1967-6-11 42557 Butte On northwest side of Feather River Canyon near Pulga Bridge Comment
  RSA718953  Lolium perenne subsp. multiflorum L. Ahart 2006-9-28 13382 Butte East side of the North Fork of the Feather river, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  CAS-BOT-BC271210  Lolium temulentum John Thomas Howell 1963-6-2 39383 Butte Along highway near Pulga, Sierra Nevada Comment
  CHSC32748  Lomatium macrocarpum M. S. Taylor 1981-4-14 3536 Butte Serpentine ridge between landing site and Ponderosa Way (Rim Rd, rd to Flea Valley), ca. 1/10 mi n of its jct with Concow Rd, ca. 2 mi n of Lake Concow, ca. 20 air mi n of Oroville. 1066 Comment
  CHSC42614  Lomatium macrocarpum Vernon Oswald 1985-5-2 1746 Butte Concow Rd. 0.1 mi s of its jct. with Ponderosa Way. 975 Comment
  CHSC42616  Lomatium macrocarpum Vernon Oswald 1985-4-3 1698 Butte Concow Rd. n of Lake Concow. 914 Comment
  CHSC31068  Lomatium marginatum M. S. Taylor 1980-3-8 2371 Butte On shady trail ca. 100ft sw of Pulga bridge over hwy 70 at Feather River, ca. 28 mi ne of Oroville. 487 Comment
  CHSC40436  Lomatium marginatum Lowell Ahart 1985-5-15 4990 Butte East of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC102185  Lomatium marginatum var. marginatum George W. Hartwell 2009-3-19 Butte Concow Road, 3-4 miles above Concow Reservoir on a serpentine ridge and adjacent steep, rocky hillsides burned by summer wildfire in 2008. 861 Comment
  CHSC102186  Lomatium marginatum var. marginatum George W. Hartwell 2009-4-4 Butte Concow Road, 3-4 miles above Concow Reservoir on a serpentine ridge and adjacent steep, rocky hillsides burned by summer wildfire in 2008. 860 Comment
  CHSC109524  Lomatium marginatum var. marginatum L. P. Janeway 2012-6-23 10892 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  HSC72763  Lomatium marginatum var. marginatum M. S. Taylor 1981-4-8 3490 Butte Plumas NF; Between Ponderosa Way & Concow Road, ~.10 mi. S of their junction, 2 mi. N of Lake Concow. 976 Comment
  JEPS120528  Lomatium marginatum var. marginatum L. P. Janeway 2012-6-23 10892 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km sutheast of Rim Road / Ponderosa Way. Comment
  JEPS48315  Lomatium marginatum var. marginatum Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2695 Butte w side Pulga Bridge (North Fork of Feather River); North Fork of Feather River 472 Comment
  CHSC102191  Lomatium marginatum var. purpureum George W. Hartwell 2009-4-4 Butte Concow Road, 3-4 miles above Concow Reservoir on a serpentine ridge and adjacent steep, rocky hillsides burned by summer wildfire in 2008. 860 Comment
  CHSC25359  Lomatium utriculatum Marc P. Hayes 1977-4-22 7 Butte Ca. 0.8 km sw of Pulga, 120 m n of North Fork of Feather River, along Pulga Rd., ca. 80 m from juncture with Hwy 70. 495 Comment
  CHSC42632  Lomatium utriculatum Vernon Oswald 1986-4-29 1987 Butte Concow Rd. 1.1 mi sw of Ponderosa Way (Rim Rd.). 853 Comment
  CHSC67328  Lomatium utriculatum J. D. Jokerst; R. A. Schlising, L. Ahart 1982-5-19 2021 Butte Canyon of the N Fork of the Feather River at the junction of Hwy 70 and Pulga Road across from the bridge. Comment
  JEPS48084  Lomatium utriculatum P. C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2692 Butte at w. side Pulga Bridge (N. Fork Feather R.); , Pulga Bridge Comment
  UC1337980  Lomatium utriculatum Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2692 Butte N. Fork Feather R. at w. side Pulga Bridge; N. Fork Feather R. Comment
  CAS-BOT-BC240446  Lonicera hispidula C. R. Quick 1941-6-8 41 -05 Butte About 2 miles S. of Big Bar Mt. Comment
  CAS-BOT-BC240448  Lonicera hispidula Margaret J. Williams; Wayne Roderick 1984-5-25 84- 23 -1 Butte Feather River Canyon, Hwy 70, 1.5 mi W of Poe Power Dam 457 Comment
  CHSC2405  Lonicera hispidula R. Carter 1964-6-15 129 Butte Feather R. Canyon, 3/4 mi. E of Pulga turn-off where Bear Ranch Rd. leaves Hwy. 40A. 609 Comment
  CHSC48017  Lonicera hispidula Vernon Oswald; M. S. Taylor 1985-5-30 1790 Butte Four Trees Rd. 0.5 mi E of Hwy 70. 536 Comment
  UCD137320  Lonicera hispidula E. D. Phelps 1930-9-23 2150 Butte Pulga. Comment
  RSA339134  Lonicera hispidula var. vacillans Margaret J. Williams, W. Roderick 1984-5-25 84- 23 -1 Butte Feather River Canyon, Hwy 70, 1.5 miles W of Poe Power Dam. 457 Comment
  CAS-BOT-BC200896  Lotus M. S. Taylor 1982-6-24 4734 Butte Se of Flea Mt, n of Pulga, ca. 5 air mi e of Magalia 1097 Comment
  POM260437  Lotus argophyllus var. fremontii L. S. Rose 1940-5-30 40424 Butte Feather River Canyon, 25 mi. ne of Oroville. 610 Comment
  UC864769  Lotus argophyllus var. fremontii Lewis S. Rose 1940-5-30 40424 Butte 25 mi ne Oroville; Feather River Canyon 609 Comment
  UC864838  Lotus grandiflorus var. grandiflorus A. A. Heller 1938-5-28 15125 Butte 25 mi from Oroville (on the Feather River Highway) Comment
  RSA253373  Lotus grandiflorus var. macranthus A. A. Heller 1938-5-28 15125 Butte On the Feather River Highway 25 miles from Oroville. Comment
  RSA169437  Lotus humistratus L. S. Rose 1963-6-2 63076 Butte 2 mi south of Pulga, North Fork of Feather River. 579 Comment
  JEPS87154  Lotus nevadensis var. nevadensis Lowell Ahart 1992-8-2 6911 Butte about 0.5 mi n Flea Valley (e of intersection, about 4.5 air mi ne of Concow Reservoir) 1158 Comment
  UC1594570  Lotus nevadensis var. nevadensis Lowell Ahart 1992-8-2 6911 Butte about 0.5 mi n Flea Valley (e of intersection, about 4.5 air mi ne of Concow Reservoir) 1158 Comment
  CHSC94571  Ludwigia palustris Lowell Ahart 2006-9-11 13333 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC39210  Lunaria annua M. S. Taylor 1983-3-13 5243 Butte Community of Pulga, off n side of Hwy 70, ca. 20 mi ne of Oroville. 487 Comment
  UC726546  Lupinus A. A. Heller 1942-6-16 16512 Butte 3 1/2 mi w Arch Rocks Tunnel; w of Arch Rocks Tunnel Comment
  UC726731  Lupinus A. A. Heller 1942-6-16 16510 Butte State Highway #24, 2 1/2 mi w Arch Rocks Tunnel; w of Arch Rocks Tunnel Comment
  CHSC35977  Lupinus albicaulis M. S. Taylor 1982-6-24 4747 Butte On serpentine on Rocky Ridge, both sides of Ponderosa Way (Rim Rd), 6.1 mi n of Jarbo Gap on Hwy 70. 822 Comment
  CHSC48520  Lupinus albicaulis Vernon Oswald 1984-5-23 1205 Butte Calif. Hwy 70 at Heinz Creek, 0.5 mi n-e of Poe Power House. 463 Comment
  CHSC96862  Lupinus albicaulis Lowell Ahart 2007-6-3 13979 Butte On the east side of Highway 70, about 1/4 mile northeast of the Poe Dam on the North Fork of the Feather River. 486 Comment
  JEPS113455  Lupinus albicaulis Lowell Ahart 2007-6-3 13979 Butte On the east side of Highway 70, about 1/4 mile northeast of the Poe Dam on the North Fork of the Feather River 486 Comment
  UC702964  Lupinus albicaulis A. A. Heller 1940-6-5 15704 Butte along Feather River Highway about two mi w Arch Rock Tunnel; along Feather River Highway Comment
  UC727111  Lupinus albicaulis A. A. Heller 1940-6-5 15704 Butte along the Feather River Highway between Pulga and Arch Rock Tunnel; Feather River Highway btw Pulga and Arch Rock Tunnel Comment
  CHSC33710  Lupinus albicaulis var. shastensis J. D. Jokerst 1981-5-21 1334 Butte Along side of road. Ca 100 m NE of Dogwood Creek on Pulga Rd. Comment
  CHSC34683  Lupinus apertus M. S. Taylor; D. Dunn 1981-5-21 3781 Butte E side of rd 23N02, ca. 2 mi e of Rag Dump, ca. 6 air mi ne of Magalia. 1188 Comment
  CHSC48527  Lupinus bicolor var. tridentatus Vernon Oswald 1987-4-28 2349 Butte Rim Rd. (Ponderosa Way) 3.6 mi n of Hwy 70 at Jarbo Gap. 853 Comment
  HSC58937  Lupinus densiflorus var. lacteus G. L. Clifton 1975-5-29 4195 Butte Near Pulga, close to Belden 488 Comment
  CHSC36836  Lupinus latifolius var. columbianus M. S. Taylor 1982-6-24 4738 Butte E side of Lea Mt. ridge, ca. 1 mi se of Flea Mt, 1.7 mi se of Ponderosa Way, ca. 8.9 mi n of Jarbo Gap. 1097 Comment
  CHSC91928  Lupinus latifolius var. columbianus L. P. Janeway 2005-7-16 8493 Butte Northern High Sierra Nevada. Along Road 24N13 at small side drainage west to Lockerman Creek, opposite confluence of Lockerman Creek at Camp Creek. 969 Comment
  UC725350  Lupinus latifolius var. columbianus A. A. Heller 1940-6-5 15705 Butte Feather River Highway between Arch Rock Tunnel and Pulga; Feather River Highway btw Arch Rock Tunnel and Pulga Comment
  CAS-BOT-BC8228  Lupinus pennellianus Amos Arthur Heller 1940-6-5 15705 Butte Along the Feather River Higway between Arch Rock Tunnel and Pulga Comment
  CAS-BOT-BC8229  Lupinus pennellianus Amos Arthur Heller 1940-6-5 15705 Butte Along the Feather River Higway between Arch Rock Tunnel and Pulga Comment
  NY15975  Lupinus pennellianus A. A. Heller 1940-6-5 15705 Butte Along the Feather River Highway between Arch Rock tunnel and Pulga. Transition Life Zone. Comment
  CHSC936  Lupinus stiversii E. Walker 1932-4-28 Butte Pulga on Feather River. 365 Comment
  CHSC52705  Luzula cascadensis L. P. Janeway 1987-6-13 2207 Butte Along Dogwood Creek; road to Mayaro 2.4 mi E of Concow Road. 990 Comment
  CHSC33717  Luzula comosa var. subsessilis M. S. Taylor 1981-4-8 3513 Butte W side of Ponderosa Way, where powerlines cross the rd on Rocky Ridge, ca. 6 mi n of its jct with Hwy 70 at Jarbo Gap. 914 Comment
  CHSC103804  Luzula macrantha Peter F. Zika 2009-6-17 24513 Butte Cascade Range Highlands. Below Concow Road 10 road miles above (N of) Route 70. 1100 Comment
  CHSC28659  Luzula macrantha J. D. Jokerst 1979-3-31 196 Butte S. of little Chico Cr., at it's intersection with the W edge of section 12. Comment
  CHSC32677  Luzula macrantha M. S. Taylor 1981-3-24 3435 A Butte S side of Hwy 70, ca. 1/4 mi w of Cresta Powerhouse. 487 Comment
  CHSC52715  Luzula macrantha L. P. Janeway 1987-5-20 2081 Butte North Fork Feather River; above Hwy 70 3.1 mi NE of the Pulga bridge. 472 Comment
  CHSC110451  Luzula subsessilis L. P. Janeway 2013-5-20 11113 Butte Northern High Sierra Nevada. Plumas National Forest; mid-slope North Fork Feather River canyon 0.8 air km west-northwest of Cresta Powerhouse, along Camp Creek Road 0.2 road km northeast of Dixie Road. 646 Comment
  CHSC34819  Lychnis coronaria M. S. Taylor 1981-5-21 3785 Butte In Mayaro, ca. 2 mi ne of Pulga on Hwy 70. 487 Comment
  CHSC94609  Lycopus americanus Lowell Ahart 2006-9-13 13320 Butte South edge of the North Fork of the Feather River, about 50 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville. 437 Comment
  JEPS110477  Lycopus americanus Lowell Ahart 2006-9-13 13320 Butte South edge of the North Fork of the Feather River, about 50 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville 437 Comment
  CAS-BOT-BC342641  Madia citrigracilis Bruce G. Baldwin; Vern Oswald 1988-6-16 716 Butte Near Pulga, along Camp Creek Road 512 Comment
  CAS-BOT-BC342642  Madia citrigracilis Bruce G. Baldwin; Vern Oswald 1988-6-16 716 Butte Near Pulga, along Camp Creek Road 512 Comment
  CAS-BOT-BC342643  Madia citrigracilis Vern Oswald; Bruce Baldwin 1988-6-16 3388 Butte Camp Creek Rd. ca. 0.5 mi ene of Pulga 512 Comment
  CHSC44272  Madia citrigracilis Vernon Oswald; Bruce Baldwin 1988-6-16 3388 Butte Camp Creek Rd. ca. 0.5 mi ene of Pulga. 512 Comment
  JEPS98925  Madia citrigracilis Bruce G. Baldwin, Vern Oswald 1988-6-16 716 Butte along Camp Creek Road, near Pulga 512 Comment
  CAS-BOT-BC342719  Madia elegans M. S. Taylor 1982-6-24 4732 Butte Around large landing on saddle of ridge se of Flea Mt, n of Pulga, ca. 5 air mi e of Magalia 1097 Comment
  CAS-BOT-BC342722  Madia elegans Clarence R. Quick 1952-7-1 52 -130 Butte Mill Creek Road between Feather River Highway and Coyote Gap Comment
  CHSC23696  Madia elegans M. S. Taylor 1976-5-5 1108 Butte On n side of Hwy 70, ca. 2 mi n of Jarbo Gap, ca. 17 mi ne of Oroville. Comment
  SFV11425  Madia elegans M. L. Vincent 1968-6-10 850 Butte Sierra Nevada 1/5 mile north of Cresta Power Station, North Fork Feather River. 460 Comment
  CHSC28490  Madia elegans subsp. densifolia M. S. Taylor 1979-8-4 2172 Butte On s side of Hwy 70, ca. 1 mi n of Cresta Powerhouse, ca. 30 mi n of Oroville. 487 Comment
  CHSC36840  Madia elegans subsp. elegans M. S. Taylor 1982-6-24 4732 Butte Around large landing on saddle of ridge se of Flea Mt, n of Pulga, ca. 5 air mi e of Magalia. 1097 Comment
  CHSC34707  Madia elegans subsp. vernalis M. S. Taylor 1981-5-22 3800 A Butte Around a landing, ridge n of Flea Valley Creek drainage, n of Pulga, ca. 5 air mi e of Magalia. 1005 Comment
  CAS-BOT-BC344312  Madia exigua Lewis S. Rose 1963-6-2 63069 Butte 2 mi south of Pulga, North Fork of Feather River 579 Comment
  CAS-BOT-BC344318  Madia exigua Lowell Ahart 1987-5-9 5592 Butte Along Pulga Road, about 1/4 mile west of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga 365 Comment
  CHSC109573  Madia exigua L. P. Janeway 2012-6-7 10861 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC40481  Madia exigua Lowell Ahart 1985-5-15 4986 Butte Ridge, east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC42460  Madia exigua Lowell Ahart 1987-5-9 5592 Butte Along Pulga Road, about 1/4 mile westa of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga. 365 Comment
  CHSC43621  Madia exigua Vernon Oswald 1984-5-23 1200 Butte Beside the dirt road leading to the falls on Bear Ranch Creek s-e of Calif. Hwy 70 at the Cresta Rest Area. 487 Comment
  CHSC93862  Madia exigua Lowell Ahart 2006-6-9 12650 Butte On the east side of Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 403 Comment
  HSC96907  Madia exigua L. Ahart 2006-6-9 12650 Butte E side of Bardees Bar Rd., S of the small stream, about 1/4 mi. SW of the poor bridge scross the N Fork of the Feather River at Bardees Bar, about 2 3/4 mi. (air) SW of Pulga 404 Comment
  JEPS108732  Madia exigua Lowell Ahart 2006-6-9 12650 Butte On the east side of Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 403 Comment
  JEPS120500  Madia exigua L. P. Janeway 2012-6-7 10861 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road / Ponderosa Way. Comment
  JEPS32701  Madia exigua Lewis S. Rose 1963-6-2 63069 Butte 2 mi s Pulga; North Fork of Feather River 579 Comment
  RSA169436  Madia exigua L. S. Rose 1963-6-2 63069 Butte 2 mi south of Pulga, North Fork of Feather River. 579 Comment
  RSA718336  Madia exigua L. Ahart 2006-6-9 12650 Butte On the E side of Bardees Bar Road. S of the small stream. About 1/4 mile SW of the poor bridge across the North Fork of the Feather River at Bardees Bar. About 2.75 miles (air) SW of Pulga. 404 Comment
  CAS-BOT-BC342957  Madia gracilis Clarence R. Quick 1952-6-30 52 -105 Butte Ridge top, Big Bar Mt., east of Pulga Comment
  CDA8274  Madia gracilis G. D. Barbe, T. C. Fuller 1982-6-14 3682 Butte Highway 70 in Feather River Canyon, above Pulga, 1.6 miles below PG&E power plant. Comment
  CHSC78235  Madia gracilis Lowell Ahart 2000-6-29 8543 Butte On the west side of Concow Road at Flea Meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  CHSC93874  Madia gracilis Lowell Ahart 2006-6-9 12649 Butte On the east side of Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 403 Comment
  JEPS108733  Madia gracilis Lowell Ahart 2006-6-9 12649 Butte On the east side of Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 403 Comment
  CHSC2307  Maianthemum racemosum F. Hedglin 1954-5-30 Butte Rag Dump 5, near Stirling. 1097 Comment
  CAS-BOT-BC347376  Malacothrix floccifera Clarence R. Quick 1952-7-1 52 -128 Butte Mill Creek Road between Feather River Highway and Coyote Gap Comment
  CHSC109571  Malacothrix floccifera L. P. Janeway 2012-6-7 10859 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC34706  Malacothrix floccifera M. S. Taylor 1981-5-21 3793 A Butte E side of Mayaro Rd, ca. 1/2 mi n of Mayaro, ca. 2 mi n of Pulga on Feather River Hwy 70. 609 Comment
  CHSC34711  Malacothrix floccifera M. S. Taylor 1979-8-4 2183 Butte Ca. 1 mi n of Cresta Powerhouse on Hwy 70, ca. 30 mi n of Oroville. 487 Comment
  CHSC35980  Malacothrix floccifera M. S. Taylor 1982-6-24 4731 Butte Around large landing on saddle of ridge se of Flea Mt, n of Pulga, ca. 5 air mi e of Magalia. 1097 Comment
  CHSC32667  Marah watsonii M. S. Taylor 1981-3-24 3443 Butte S side of Hwy 70, just e of Heinz Creek, ca. 1.5 mi e of Pulga. 487 Comment
  CHSC34811  Medicago sativa M. S. Taylor 1981-5-11 3688 A Butte N side of Hwy 70, at jct with Pulga rd and Pulga bridge. 487 Comment
  CDA22913  Melica aristata L. Ahart 2006-6-9 12648 Butte On the west side of Bardees Bar Road, south of the small stream, about 1/4 of a mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. Comment
  CHSC42917  Melica aristata Lowell Ahart 1987-7-8 5800 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga. 1280 Comment
  CHSC93876  Melica aristata Lowell Ahart 2006-6-9 12648 Butte Cutbank, on the west side of Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 403 Comment
  JEPS110273  Melica aristata Lowell Ahart 2006-6-9 12648 Butte Cutbank, on the west side of Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 403 Comment
  CAS-BOT-BC269373  Melica californica Lowell Ahart 1987-5-9 5581 Butte Along Pulga Road, about 1/4 mile west of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga 365 Comment
  CAS-BOT-BC269374  Melica californica Lowell Ahart 1987-5-9 5582 Butte Along Pulga Road, about 1/4 mile west of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga 365 Comment
  CAS-BOT-BC269384  Melica californica John Thomas Howell; H. Keith Wagnon 1980-5-26 53577 Butte Feather River Canyon Highway, 2.4 miles southwest of Pulga Bridge Comment
  CAS-BOT-BC269387  Melica californica John Thomas Howell; Gordon H. True 1967-6-11 42563 Butte On northwest side of Feather River Canyon near Pulga Bridge Comment
  CAS-BOT-BC269391  Melica californica M. S. Taylor 1982-5-21 4490 Butte On n side of Hwy 70 along Pulga Rd near Pulga bridge over Feather River; ca. 20 air mi ne of Oroville 487 Comment
  CHSC35966  Melica californica M. S. Taylor 1982-5-21 4490 Butte On n side of Hwy 70 along Pulga Rd near Pulga bridge over Feather River, ca. 20 air mi ne of Oroville. 487 Comment
  CHSC42439  Melica californica Lowell Ahart 1987-5-9 5582 Butte Along Pulga Road, about 1/4 mile west of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga. 365 Comment
  CHSC67413  Melica californica James D. Jokerst; R. A. Schlising 1985-4-8 2223 Butte Serpentine body, above Hwy. 70 2.3 mi SW of Pulga Rd. 609 Comment
  JEPS48096  Melica californica Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2691 Butte w side Pulga Bridge; North Fork of Feather River 487 Comment
  RSA712755  Melica californica L. P. Janeway 2005-5-29 8416 Butte Northern High Sierra Nevada. Top of Rocky Ridge towards its southern end; 2.9 km southwest of Pulga. 960 Comment
  UCR21798  Melica californica Paul Reisentz 1979-5-13 s.n. Butte 4 mi south of Cresta Power House on Hwy 70, 5 mi north of Jarbo Gap Gas Station on the Feather River. Comment
  UCSB34811  Melica californica Reisentz, Paul 1979-5-13 Butte 4 miles S. of Cresta Power House on Highway 70, 5 miles N. of Jarbo Gap Gas Station on the Feather River Comment
  CHSC92648  Melica californica var. californica L. P. Janeway 2005-5-29 8416 Butte Northern High Sierra Nevada. Top of Rocky Ridge towards its southern end; 2.9 km southwest of Pulga. 960 Comment
  CAS-BOT-BC281303  Melica harfordii Lowell Ahart 1987-7-8 5798 Butte Along Big Bar Mountain Rd, about 3 miles SW of Coyote Gap, SE of Pulga 1280 Comment
  CAS-BOT-BC281305  Melica harfordii John Thomas Howell 1967-6-22 42647 Butte 3 miles NE of Pulga Bridge - Canyon of the Feather River N Fork Comment
  CHSC101462  Melica harfordii L. P. Janeway; Sarah Starkey 2009-7-13 9857 Butte Northern High Sierra Nevada. Northern end of Rocky Ridge, just northwest side of Rim Road (Ponderosa Way) 0.8 km southeast of Concow Road. 978 Comment
  CHSC110453  Melica harfordii L. P. Janeway 2013-5-20 11112 Butte Northern High Sierra Nevada. Plumas National Forest; mid-slope North Fork Feather River canyon 0.8 air km west-northwest of Cresta Powerhouse, along Camp Creek Road 0.2 road km northeast of Dixie Road. 646 Comment
  CHSC110474  Melica harfordii L. P. Janeway 2013-5-19 11107 Butte Northern High Sierra Nevada. Plumas National Forest; mid-slope North Fork Feather River canyon +-overlooking Arch Rock and the Hwy 70 rest area, along Camp Creek Road 5.4 road km northeast of Dixie Road. 702 Comment
  CHSC42928  Melica harfordii Lowell Ahart 1987-7-8 5798 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga. 1280 Comment
  CHSC93792  Melica harfordii Lowell Ahart 2006-5-19 12638 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 405 Comment
  JEPS110219  Melica harfordii Lowell Ahart 2006-5-19 12638 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 405 Comment
  RSA718332  Melica harfordii L. Ahart 2006-6-9 12648 Butte On the west side of Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 404 Comment
  CAS-BOT-BC262455  Melica subulata Lowell Ahart 1987-7-8 5809 Butte Along Big Bar Mountain Road, about 1 mile south-west of Coyote Gap, about 5 miles east of Pulga 1280 Comment
  CHSC36356  Melica subulata J. D. Jokerst; R. A. Schlising 1982-6-4 1589 Butte Meadow at headwaters of Concow Cr., south of and adjacent to Flea Valley. 1097 Comment
  CHSC42927  Melica subulata Lowell Ahart 1987-7-8 5809 Butte Along Big Bar Mountain Road, about 1 mile south-west of Coyote Gap, about 5 miles east of Pulga. 1280 Comment
  CHSC93734  Melica torreyana Lowell Ahart 2006-5-19 12632 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 405 Comment
  JEPS110218  Melica torreyana Lowell Ahart 2006-5-19 12632 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 405 Comment
  RSA712996  Melica torreyana L. Ahart 2006-5-19 12632 Butte Bardees bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. On the west side of the dirt road 406 Comment
  CHSC94575  Melilotus albus Lowell Ahart 2006-9-13 13336 Butte South edge of the North Fork of the Feather River, about 100 yards west of Mill Creek, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS108970  Melilotus albus Lowell Ahart 2006-9-13 13336 Butte South edge of the North Fork of the Feather River, about 100 yards west of Mill Creek, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA724876  Melilotus albus L. Ahart 2006-9-13 13336 Butte South edge of the North Fork of the Feather River, about 100 yards west of Mill Creek, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 432 Comment
  RSA75002  Mentha arvensis L. Ahart 2006-9-11 13285 Butte South edge of the North Fork of the Feather River, north side of Highway 760, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 432 Comment
  CHSC94612  Mentha canadensis Lowell Ahart 2006-9-11 13285 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS110460  Mentha canadensis Lowell Ahart 2006-9-11 13285 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  CHSC94587  Mentha spicata var. spicata Lowell Ahart 2006-9-13 13319 Butte South edge of the North Fork of the Feather River, about 100 yards west of Mill Creek, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC42936  Mentzelia laevicaulis Lowell Ahart 1987-7-3 5783 Butte On a gravel bar along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap. 271 Comment
  CHSC4697  Mentzelia laevicaulis R. Carter 1966-7-10 469 Butte Found Feather River Canyon 4.4 mi W of Butte Co. line along W side Hwy. 70, growing on dry granite slope along Hwy. 70. 609 Comment
  CAS-BOT-BC348464  Micropus californicus var. californicus Lowell Ahart 1985-5-15 4994 Butte West of a small stream, 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 800 Comment
  CHSC33909  Micropus californicus var. californicus M. S. Taylor 1981-5-21 3775 Butte S side of Concow Rd, ca. 0.5 mi s of its jct with Ponderosa Way, ca. 20 air mi n of Oroville. 853 Comment
  CHSC40484  Micropus californicus var. californicus Lowell Ahart 1985-5-15 4994 Butte West of a small stream, 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC93448  Micropus californicus var. californicus Lowell Ahart 2006-5-10 12624 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, south of the small stream, about 200 yards northwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga. 385 Comment
  JEPS108852  Micropus californicus var. californicus Lowell Ahart 2006-5-10 12624 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, south of the small stream, about 200 yards northwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga 385 Comment
  RSA712992  Micropus californicus var. californicus L. Ahart 2006-5-10 12624 Butte North side of Bardees Bar Road, south of the small stream, about 200 yards northwest of the poor bride across the North Fork of the Featheer River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga. 386 Comment
  CHSC50316  Microseris nutans Vernon Oswald 1990-5-17 4217 Butte Jeep Trail between Concow Rd and Rim Rd, ca. 3 mi northeast of Concow. 877 Comment
  JEPS108855  Mimulus aurantiacus subsp. aurantiacus Lowell Ahart 2006-5-10 12617 Butte Road cut bank, on the N side of the poor dirt road, Bardees Bar Road, about 100 yars N of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) SW of Pulga. 354 Comment
  GH367057  Mimulus aurantiacus var. grandiflorus L. S. Rose 1963-6-5 63139 Unknown North Fork of Feather River, Arch Rock Tunnel 487 Comment
  JEPS32711  Mimulus aurantiacus var. grandiflorus Lewis S. Rose 1963-6-5 63139 Butte Arch Rock Tunnel North Fork of Feather River 487 Comment
  RSA169398  Mimulus aurantiacus var. grandiflorus L. S. Rose 1963-6-5 63139 Butte North Fork of Feather River, Arch Rock Tunnel. 488 Comment
  UC1035981  Mimulus aurantiacus var. grandiflorus Helen K. Sharsmith 1955-6-28 4525 Plumas near Pulga; East Branch of North Fork of Feather River 609 Comment
  UC885699  Mimulus aurantiacus var. grandiflorus Lewis S. Rose 1939-6-7 39242 Butte 3 mi s Pulga; North Fork of Feather River 609 Comment
  HSC73003  Mimulus glaucescens M. S. Taylor 1981-7-10 4061 Butte N side of Feather River, Hwy. 70 at Pulga bridge, ca. 20 mi. NE of Oroville 488 Comment
  JEPS108856  Mimulus glaucescens Lowell Ahart 2006-5-10 12614 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga 354 Comment
  JEPS34388  Mimulus glaucescens Rimo Bacigalupi, and P. C. Hutchison, J. K. Wright 1963-6-1 8864 Butte 0.75 mi s Pulga (above side road off U.S. highway 40, just before bridge across Feather River, n base of grade over Jarbo Gap); Canyon of North Fork of Feather River 426 Comment
  JEPS50780  Mimulus glaucescens Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9282 Butte just above Pulga Bridge; North Fork Feather River Canyon Comment
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  RSA0087956  Mimulus glaucescens Christopher T. Ivey 2013-5-9 380 Butte Pulga Road, near intersection with Hwy 70. 490 Comment
  RSA189359  Mimulus glaucescens L. S. Rose 1967-5-8 s.n. Butte 1 mile south of Pulga, North Fork, Feather River 427 Comment
  RSA712923  Mimulus glaucescens L. Ahart 2006-5-10 12614 Butte Bardees Bar Road, about 100 yards north of poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of pulga. 355 Comment
  UCD96096  Mimulus glaucescens Dena Grossenbacher; Brian Green 2008-5-3 814 Butte Along Bardees Bar Road about 0.1 miles from Bardees Bar. 371 Comment
  JEPS108963  Mimulus guttatus Lowell Ahart 2006-9-13 13322 Butte South edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville 437 Comment
  JEPS110124  Mimulus guttatus Lowell Ahart 2006-9-28 13373 Butte On the east side of the North Fork of the Feather River, on the west side of Hightway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel 445 Comment
  JEPS48318  Mimulus guttatus Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2686 Butte w side Pulga Bridge; North Fork of Feather River 472 Comment
  JEPS86890  Mimulus guttatus David M. Thompson 1988-6-8 938 Butte 0.1 mi nw Hwy 70 (along Pulga Road (Pulga Road leaves Hwy 70 at w side of Feather River bridge)) 500 Comment
  UCD122727  Mimulus kelloggii K. Lui 1998-5-24 29 Lassen Lassen National Forest, unpaved road 1.5 km south of Poe Dam where State Route 70 crosses North Fork Feather River. 463 Comment
  CHSC31022  Mimulus moschatus M. S. Taylor 1980-10-6 3361 Butte S side of Hwy 70, ca. 1/4 mi w of Bear Creek jct with n fork Feather River, ca. 0.5 mi w of Arch Rock Tunnel rest stop. 487 Comment
  CHSC44666  Mimulus moschatus R. Banchero 1980-5-12 158 Butte Roadside 4.65 mi NE of the jct of Hwy 70 and the Feather River, 1.0 mi SW of Arch Rock Tunnel. 463 Comment
  CHSC44807  Mimulus moschatus R. Banchero 1980-5-7 147 Butte Roadside 4.65 mi NE of the jct of Hwy 70 and the Feather River, 1.0 mi SW of Arch Rock Tunnel. 463 Comment
  CHSC94622  Mimulus moschatus Lowell Ahart 2006-9-11 13294 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS47715  Mimulus nanus var. mephiticus Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2699 Butte w side Pulga Bridge; North Fork of Feather River 487 Comment
  UC726051  Monardella breweri subsp. lanceolata A. A. Heller 1938-7-2 15244 Butte About 2 miles west of Arch Rock Tunnel on the Feather River Highway Comment
  CHSC67987  Monardella odoratissima James D. Jokerst 1989-7-3 3125 Butte Hwy. 70 4.05 mi E of Concow turnoff. Comment
  CHSC62561  Monardella odoratissima subsp. pallida B. Castro 1993-8-3 493 Butte Ca 1 mi S of Big Bar Mtn, 0.5 mi SE of Hungry Hunt Peak, on USFS Rd 22N83 ca. 0.1 mi W of its jcn with Rd 23N28. 1127 Comment
  JEPS105012  Monardella odoratissima subsp. pallida Dean W. Taylor 1995-8-6 15386 Butte Rocky Ridge, north end; ca. 6 air mi E of Paradise, on the northern rim of the North Fork Feather River canyon; Lassen National Forest; Northern Sierra Nevada 975 Comment
  CAS-BOT-BC220454  Monardella sheltonii A. A. Heller 1938-6-14 15151 Butte On Highway #24, 23 miles east of Oroville Comment
  CAS-BOT-BC220455  Monardella sheltonii Clarence R. Quick 1952-7-1 52 -129 Butte Mill Creek Road between Feather River Highway and Coyote Gap Comment
  CHSC109560  Monardella sheltonii L. P. Janeway 2012-6-23 10888 Butte Northern High Sierra Nevada. Southwest spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23Np6E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC43034  Monardella sheltonii L. P. Janeway 1987-6-13 2194 Butte Saddle along Ponderosa Way (Rim Rd) 3.4 mi NE of Jarbo Gap. 841 Comment
  CHSC43829  Monardella sheltonii L. P. Janeway 1987-5-20 2072 Butte SE-facing slope above hwy 70 3.5 mi NE of Jarbo Gap. 594 Comment
  CHSC67981  Monardella sheltonii James D. Jokerst 1989-7-3 3124 Butte Hwy. 70 and Pulga Rd. Comment
  CHSC67986  Monardella sheltonii James D. Jokerst 1989-7-3 3123 Butte Hwy. 70 3.6 mi E of Pulga turnoff. Comment
  CHSC93867  Monardella sheltonii Lowell Ahart 2006-6-9 12655 Butte On the east side of Bardees Bar Road, north of the small stream, about 1/8 mile west of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 385 Comment
  HSC96903  Monardella sheltonii L. Ahart 2006-6-9 12655 Butte E side of Bardees Bar Rd. 1/8 mile W of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) SW of Pulga 386 Comment
  JEPS108795  Monardella sheltonii Lowell Ahart 2006-6-9 12655 Butte On the east side of Bardees Bar Road, north of the small stream, about 1/8 mile west of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 385 Comment
  POM252835  Monardella sheltonii A. A. Heller 1938-6-14 15151 Butte On a stony open slope in serpentine 23 miles from Oroville River Highway. Comment
  RSA232885  Monardella sheltonii L. S. Rose 1968-6-12 68114 Butte Feather River Canyon; Pulga. 488 Comment
  RSA32830  Monardella sheltonii A. A. Heller 1938-6-14 15151 Butte 23 miles from Oroville, east of Jarboe Pass, on the Feather River Highway. Comment
  RSA796042  Monardella sheltonii L. P. Janeway 2012-6-23 10888 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Bachelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  SEINET4173692 Image available Monardella sheltonii A. A. Heller 1938-6-14 15151 Butte 23 miles from Oroville east of Jarboe Pass on the Feather River Hwy Comment
  RSA718313  Monardella villosa subsp. sheltonii L. Ahart 2006-6-9 12655 Butte on east side of Bardees Bar Road, north of the small stream, about 1/8 mile west of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 386 Comment
  CHSC65567  Monardella villosa subsp. villosa R. Banchero 1980-6-5 193 Butte Ca 4.3 mi N of Pinkston Cyn/ Hwy 70 jcn, near bridge on Hwy 70 over Feather River, on road edge above river and near a seep. 426 Comment
  UC726651  Monardella villosa subsp. villosa A. A. Heller 1938-6-14 15151 Butte 23 miles from Oroville east of Jarboe Pass, on the Feather River Highway. Comment
  CHSC33124  Montia linearis M. S. Taylor 1981-5-22 3801 Butte In Flea Valley, ca. 100 ft e of jct Ponderosa Way and turnoff to Sawmill Peak, ca. 2 ft n of Sawmill Peak Rd. ca/ 4 air mi e of Magalia. 1127 Comment
  CAS-BOT-BC233762  Montia parvifolia Mrs. Eva Pattee 1923-5-15 s.n. Butte Shady Rest near Cresta Comment
  CHSC34213  Montia parvifolia M. S. Taylor 1981-4-28 3568 A Butte Along Four Trees Rd in wet mossy areas near creeks, ca. 1/2 mi e of Hwy 70, ca. 2 mi ne of Pulga. 701 Comment
  CHSC7114  Montia parvifolia Paul Kinnison 1969-5-6 11 Butte On Highway 70 e 200 yds. up Bear Creek where it hits the road. Just before the abandon tunnel. Comment
  CHSC99564  Montia parvifolia L. P. Janeway 2008-6-22 9429 Butte Northern High Sierra Nevada. Along Four Trees Road at crossing of South Branch Mill Creek (a tributary to North Fork Feather River); 2.7 air km east of Pulga Bridge (Hwy 70) over North Fork Feather River. On moist banks. 823 Comment
  JEPS117911  Montia parvifolia L. P. Janeway 2008-6-22 9429 Butte Along Four Trees Road crossing of South Branch Mill Creek (a tributary to North Fork Feather River) North Fork Feather River (2.7 air km east of Pulga Bridge (Hwy 70) over); Northern High Sierra Nevada 823 Comment
  CAS-BOT-BC264286  Muhlenbergia andina Lowell Ahart 1981-9-19 3182 Butte Arch Rock Tunnel, Hwy. 70, Sierra Nevada 550 Comment
  CHSC94589  Muhlenbergia andina Lowell Ahart 2006-9-11 13306 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94655  Muhlenbergia andina Lowell Ahart 2006-9-28 13381 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  CHSC94977  Muhlenbergia andina Lowell Ahart 2006-10-8 13423 Butte East side of the North Fork of the Feather River, about 50 yards north of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  JEPS110303  Muhlenbergia andina Lowell Ahart 2006-9-11 13306 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  JEPS110334  Muhlenbergia andina Lowell Ahart 2006-10-8 13423 Butte East side of the North Fork of the Feather River, about 50 yards north of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House 609 Comment
  RSA725280  Muhlenbergia andina L. Ahart 2006-9-11 13306 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 432 Comment
  CHSC78362  Muhlenbergia filiformis Lowell Ahart 2000-6-29 8548 Butte On the west side of Concow Road at Flea meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  CHSC34166  Muhlenbergia mexicana L. Ahart 1981-9-19 3182 Butte Along banks of Feather River ca. 100 m n of Arch Rock Tunnel on Hwy 70, ca. 10 mi s of Storrie. 550 Comment
  CAS-BOT-BC60377  Nasturtium officinale M. S. Taylor 1982-5-23 4509 Butte South side of Highway 70 at east side of Arch Rock Tunnel, ca. 0.5 mile southwest of Butte-Plumas county line. 487 Comment
  CHSC45755  Navarretia filicaulis L. P. Janeway 1987-6-13 2195 Butte Saddle along Ponderosa Way (Rim Rd) 3.4 mi NE of Jarbo Gap. 841 Comment
  CHSC47065  Navarretia filicaulis R. A. Schlising; P. Broyles 1988-7-9 4573 Butte E of Paradise and Magalia, and N of Oroville and Jarbo Gap; along Rim Road. 792 Comment
  SFV11719  Nemacladus interior M. L. Vincent 1968-6-10 843 Butte Sierra Nevada 1/5 mile north of Cresta Power Station, North Fork Feather River. 460 Comment
  SFV11585  Nemophila heterophylla M. L. Vincent 1964-4-8 504 Butte Sierra Nevada Highway 40, 1 mile northeast of new bridge. 450 Comment
  CHSC34813  Nemophila spatulata M. S. Taylor 1981-5-22 3794 Butte Both sides of Flea Mt Rd, ca. 1/4 air mi e of Flea Mt., ca. 5 air mi e of Magalia. In Montane Meadow. 1219 Comment
  CHSC48466  Nemophila spatulata Vernon Oswald 1985-5-2 1747 Butte Dixie Rd. between Concow Rd. and Pulga Rd. at Dogwood Creek. 999 Comment
  CHSC111242  Oemleria cerasiformis B. Castro; L. Janeway 2008-2-14 1686 San Benito Inner South Coast Range. Ca 7 air mi S of town of San Juan Bautista and 6.7 mi S of Hwy 156, in undesignated Section of Cienega del Gabilan Land Grant. 6.4 rd mi uphill (South) on San Juan Cyn Road from its jcn with Mission Vineyard Rd, and 0.45 mi up from upper end of Hillside Rd. 448 Comment
  CHSC35079  Oenothera elata subsp. hirsutissima R. A. Schlising 1981-11-3 4219 Butte Feather River Canyon along Hwy 70, ca 0.1 mi S of Arch Rock Tunnel. 463 Comment
  CHSC48639  Oenothera elata subsp. hirsutissima Vernon Oswald 1984-7-9 1355 Butte Hwy 70 ca. 100 ft s of Arch Rock Tunnel. 487 Comment
  CDA4254  Onobrychis viciifolia M. S. Taylor 1982-6-24 4730 Butte Around large landing on saddle of ridge southeast of Flea Mountain, north of Pulga, ca. 5 air miles east of Magalia. Comment
  CHSC39922  Onobrychis viciifolia M. S. Taylor 1982-6-24 4734 Butte At end of spur rd along Flea Valley Ridge, ca. 1.5 mi se of Flea Mt. ca 9 mi ne of Jarbo Gap on Hwy 70. 1066 Comment
  CHSC39923  Onobrychis viciifolia M. S. Taylor 1982-6-24 4730 Butte Around large landing on saddle of ridge se of Flea Mt. n of Pulga, ca. 5 air mi e of Magalia. 1097 Comment
  CHSC115330  Orobanche fasciculata Lowell Ahart 2015-4-13 20034 Butte On the north side of Rim Road, about 2 1/2 miles (air) north of Jarbo Gap, about 17 miles (air) north of Oroville. 830 Comment
  CHSC1166  Orobanche fasciculata 1954-5-30 Butte Roadside near Rag Dump, between Flea Valley and Concow. 579 Comment
  CHSC95103  Orobanche fasciculata L. P. Janeway; Dan Lubin 2006-5-31 8650 Butte Northern High Sierra Nevada. Plumas National Forest; northwest side of Rim Road (Ponderosa Way) at southern end of Rocky ridge and southern end of its serpentine openings. Southeast-facing slope near ridge top. 847 Comment
  JEPS114177  Orobanche fasciculata L. P. Janeway 2006-5-31 8650 Butte Northern High Sierra Nevada. Plumas National Forest; northwest side of Rim road (Ponderosa Way) at southern end of Rocky Ridge and southern end of its serpentine openings. Comment
  JEPS124297  Orobanche fasciculata Lowell Ahart 2015-4-13 20034 Butte About 2 1/2 miles (air) north of Jarbo Gap, about 17 miles (air) north of Oroville. Comment
  UCD150723  Packera eurycephala Collector Unknown 1977-5-21 s.n. Butte California, Butte County. Near Pulga Canyon. Slopes of the Feather River. Elevation estimated by label-maker. 457 Comment
  CAS-BOT-BC316887  Packera eurycephala var. lewisrosei A. Heller 1938-5-28 15115 Butte 23 miles from Oroville on Highway 24. Comment
  CAS-BOT-BC316889  Packera eurycephala var. lewisrosei Lewis Samuel Rose 1963-6-2 63067 Butte north fork of the Feather River, 2 mi south of Pulga 579 Comment
  CAS-BOT-BC316890  Packera eurycephala var. lewisrosei Lewis Samuel Rose 1954-5-31 54085 Butte Feather River Canyon, near Pulga 396 Comment
  CAS-BOT-BC316891  Packera eurycephala var. lewisrosei John Thomas Howell 1959-9-26 35092 Butte Pulga Bridge, north fork Feather River Comment
  CAS-BOT-BC316892  Packera eurycephala var. lewisrosei John Thomas Howell 1951-6-26 27523 Butte near Pulga 365 Comment
  CAS-BOT-BC316896  Packera eurycephala var. lewisrosei Lewis Samuel Rose 1954-5-31 54085 Butte Feather River Canyon, near Pulga 396 Comment
  CAS-BOT-BC316898  Packera eurycephala var. lewisrosei Lowell Ahart 1987-5-9 5588 Butte Along Pulga Road, about 0.25 miles west of Bardees Bar along the North Fork of the Feather River, about 2.5 miles 365 Comment
  CHSC101489  Packera eurycephala var. lewisrosei Samantha Mackey Hillaire 2008-6-12 1254 Butte Lassen National Forest, administered by Plumas National Forest. Powerline survey, on Rocky Ridge. East of intersection of Rim Road (23N06) and 23N06C. Approx. 1 airmile SSW of Pulga. Also T22N, R04E, S01. Area centered on roughly 631167.524638359, 4406717.59894074. 975 Comment
  CHSC109848  Packera eurycephala var. lewisrosei L. P. Janeway 2012-6-7 10864 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC33911  Packera eurycephala var. lewisrosei M. S. Taylor 1981-5-21 3766 Butte S side of Concow Rd, ca. 0.5 mi s of its jct with Ponderosa Way, ca. 20 air mi n of Oroville. 853 Comment
  CHSC42458  Packera eurycephala var. lewisrosei Lowell Ahart 1987-5-9 5588 Butte Along Pulga Road, about 1/4 mile west of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga. 365 Comment
  CHSC93509  Packera eurycephala var. lewisrosei Lowell Ahart 2006-5-10 12616 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga. 354 Comment
  HSC6152  Packera eurycephala var. lewisrosei L. S. Rose 1967-6-11 67103 Butte 3 mi. S of Pulga, Feather River Canyon Comment
  JEPS104825  Packera eurycephala var. lewisrosei Dean W. Taylor 1995-8-6 15385 Butte N end Rocky Ridge, 6 air mi E of Paradise, northern rim of North Fork Feather River canyon; Lassen National Forest 975 Comment
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Jun 15 2007
  JEPS108859  Packera eurycephala var. lewisrosei Lowell Ahart 2006-5-10 12616 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga 354 Comment
  JEPS109973  Packera eurycephala var. lewisrosei Dean W. Taylor 2004-6-17 19111 Butte Rocky Ridge, north side Feather River Canyon, Forest Road 23N06B under the electrical transmission line 899 Comment
  JEPS22828  Packera eurycephala var. lewisrosei A. A. Heller 1938-5-28 15115 Butte 23 mi from Oroville (on the Feather River Highway) Comment
  JEPS26675  Packera eurycephala var. lewisrosei P. C. Hutchison 1961-6-9 2097 Butte 1.0 mi s (above) Pulga Bridge (on highway U.S. Alt. 40, canyon of the North Fork of the Feather River); North Fork of the Feather River Comment
  JEPS32708  Packera eurycephala var. lewisrosei Lewis S. Rose 1963-6-2 63067 Butte 2 mi s Pulga; North Fork of Feather River 579 Comment
  JEPS34386  Packera eurycephala var. lewisrosei Rimo Bacigalupi, and P. C. Hutchison, J. K. Wright 1963-6-1 8862 Butte 0.75 mi s Pulga (above side road off U.S. Hwy 40, in canyon of the N Fk Feather River, at n base of grade over Jarbo Gap, and just before bridge across Feather River); North Fork of Feather River, Jarbo Gap 426 Comment
  OBI15488  Packera eurycephala var. lewisrosei Lewis S. Rose 1967-6-11 67103 Butte 3 mi S of Pulga, Feather River Canyon 610 Comment
  UC1042339  Packera eurycephala var. lewisrosei Lewis S. Rose 1954-5-31 54085 Butte near Pulga; Feather River Canyon 396 Comment
  UC1972927  Packera eurycephala var. lewisrosei Catherine Schnurrenberger 2011-7-8 Butte Near Flea Mountain, off of Rim Road approx. 1 air mi N of Hwy 70 on and around the access road to the transmission line. 914 Comment
  UC703040  Packera eurycephala var. lewisrosei L. S. Rose 1939-6-7 39247 Butte 3 mi s of Pulga; North Fork of Feather River; North Fork of Feather River, 3 miles S of Pulga, Butte Co. Comment
  UC831739  Packera eurycephala var. lewisrosei A. A. Heller 1938-5-28 15115 Butte 23 mi from Oroville (on the Feather River Highway); Feather River Highway Comment
  UCD134777  Packera eurycephala var. lewisrosei Lewis S. Rose 1967-6-11 67103 Butte 3 miles south of Pulga, Feather River Canyon. 609 Comment
  CHSC37411  Paeonia brownii R. A. Schlising; K. Tarp 1982-7-28 4353 Butte E of Pulga and SW of Coyote Gap Station, on Big Bar Mountain Road. On roadside bank. 1249 Comment
  CHSC31240  Panicum acuminatum M. S. Taylor 1979-8-4 2178 Butte Ca. 1 mi n of Cresta Powerhouse on Hwy 70, ca. 30 mi n of Oroville. 487 Comment
  CHSC38066  Panicum acuminatum R. E. Preston; R. A. Schlising 1982-6-23 311 Butte Bank on side of road just N of Fall Creek, SW of Rag Dump. 1158 Comment
  CHSC94765  Panicum acuminatum var. acuminatum Lowell Ahart 2006-9-11 13307 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  RSA724880  Panicum acuminatum var. acuminatum L. Ahart 2006-9-11 13307 Butte South edge of the North Fork of the Feather River, North side of Highway 70, About 1/8 mile west of the Poe Dam, About 3/4 mile northeast of Pulga, About 21 miles (air) northeast of Oroville. 432 Comment
  UC1026483  Panicum acuminatum var. acuminatum John Thomas Howell 1951-8-19 28157 Butte 2 mi w Pulga; Sierra Nevada, w of Pulga 365 Comment
  CDA2268  Panicum dichotomiflorum L. Ahart 2006-9-11 13308 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. Comment
  RSA724812  Panicum dichotomiflorum L. Ahart 2006-9-11 13308 Butte South edge of the North Fork of the Feather River, North side of Highway 70, About 1/8 mile west of the Poe Dam, About 3/4 mile northeast of Pulga, About 21 miles (air) northeast of Oroville. 432 Comment
  CHSC94761  Panicum dichotomiflorum subsp. dichotomiflorum Lowell Ahart 2006-9-11 13308 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS110305  Panicum dichotomiflorum subsp. dichotomiflorum Lowell Ahart 2006-9-11 13308 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  CHSC94686  Paspalum dilatatum Lowell Ahart 2006-9-28 13384 Butte On the east side of the North Fork of the Feather River, on the west side of Hightway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  JEPS110468  Paspalum dilatatum Lowell Ahart 2006-9-28 13384 Butte On the east side of the North Fork of the Feather River, on the west side of Hightway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel 445 Comment
  RSA724850  Paspalum dilatatum L. Ahart 2006-9-28 13384 Butte on the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  CHSC34221  Paxistima myrsinites M. S. Taylor 1981-5-29 3811 Butte Vicinity of old mining claim ca bin, Chino Ridge, at end of spur rd 22N85, off 22N31, at Chino Creek, ca. 3 air mi sw of Coyote Gap, ca. 16 air mi n of Oroville. 975 Comment
  CHSC28629  Pellaea mucronata M. S. Taylor 1979-3-19 1935 Butte Ca. 1 1/2 mi e of Pulga bridge on Hwy 70 over Feather River, ca. 25 mi n of Oroville. 487 Comment
  CHSC33896  Pellaea mucronata M. S. Taylor 1981-5-15 3733 Butte N side of Feather River Hwy 70, at Plumas NF boundary, ca. 2 mi ne of Jarbo Gap. 609 Comment
  CHSC40885  Penstemon azureus Lowell Ahart 1985-5-15 4988 Butte East of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC42869  Penstemon azureus Lowell Ahart 1987-5-9 5580 Butte Along Pulga Road, about 1/4 mile west of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga. 365 Comment
  CHSC44732  Penstemon azureus R. Banchero 1980-5-7 143 Butte Along Hwy 70, 2.4 mi S of its jct with the Feather River. 609 Comment
  CHSC44733  Penstemon azureus R. Banchero 1980-6-5 190 Butte Along Hwy 70 near bridge over the Feather River, ca 4.3 mi N of the jct of Pinkston Canyon Rd and Hwy 70. 487 Comment
  CHSC44772  Penstemon azureus R. Banchero 1980-5-12 153 Butte Along Hwy 70, 2.4 mi S of its jct with the Feather River. 609 Comment
  CHSC9726  Penstemon azureus Nancy Mosman 1971-7-11 95 Butte Along w side of Hwy 70 ca. 21.7 mi s of Belden. 701 Comment
  JEPS34384  Penstemon azureus Rimo Bacigalupi, and P. C. Hutchison, J. K. Wright 1963-6-1 8860 Butte 0.75 mi s Pulga (above side road off U.S. highway 40 in canyon of the N Fk Feather River, just before bridge across Feather River, northern base grade over Jarbo Gap); canyon of N Fk of Feather River, grade Jarbo Gap 426 Comment
  JEPS50783  Penstemon azureus Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9279 Butte along Feather River Highway (now Calif. 70) about 3 1/4 mi n Jarbo Gap; along Feather River Highway, n of Jarbo Gap 609 Comment
  JEPS6890  Penstemon azureus A. A. Heller 1938-5-28 15117 Butte on Feather River Highway 23 mi from Oroville; 23 mi from Oroville on Feather River Highway Comment
  SBBG28911  Penstemon azureus A. A. Heller 1938-5-28 15117 Butte 23 mi from Oroville on the Feather River Hwy Comment
  CHSC109846  Penstemon azureus var. azureus L. P. Janeway 2012-6-7 10868 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC35217  Penstemon azureus var. azureus M. S. Taylor 1981-5-21 3774 Butte S side of Concow Rd, ca. 1/2 mi s of its jct with Ponderosa Way, in upper Concow Basin, ca. 20 mi n of Oroville. 853 Comment
  CHSC35218  Penstemon azureus var. azureus M. S. Taylor 1981-5-11 3688 Butte N side of Hwy 70, at jct with Pulga Rd and Pulga Bridge over Feather River. 487 Comment
  CHSC64668  Penstemon azureus var. azureus H. H. Schmidt; M. Merello, L. Woodruff 1993-6-15 868 Butte Plumas National Forest. On state road 23N06 ca. 3 miles N of the junction with hwy 70. 1010 Comment
  CHSC92734  Penstemon azureus var. azureus L. P. Janeway 2005-6-26 8429 Butte Northern High Sierra Nevada. South-facing slope 0.4 km south of top of Batchelor Point, 0.6 km east of top of Rocky Ridge and Rim Road (Ponderosa Way). 945 Comment
  CHSC93445  Penstemon azureus var. azureus Lowell Ahart 2006-5-10 12618 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga. 354 Comment
  JEPS108825  Penstemon azureus var. azureus Lowell Ahart 2006-5-10 12618 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga 354 Comment
  NY571198  Penstemon azureus var. azureus A. A. Heller 1938-5-28 15117 Butte 23 miles east of Oroville on Highway 24, in the Arid Transition Life Zone, the area almost treeless Comment
  POM252806  Penstemon azureus var. azureus A. A. Heller 1938-5-28 15117 Butte 25 miles from Oroville on Feather River Hwy. Comment
  RSA712797  Penstemon azureus var. azureus L. P. Janeway 2005-6-26 8429 Butte Northern High Sierra Nevada, S facing slope 0.4km S of top of Batchelor Point, 0.6 km E of top of Rocky Ridge and Rim road (Ponderosa Way). 945 Comment
  RSA712953  Penstemon azureus var. azureus L. Ahart 2006-5-10 12618 Butte On the north side of the poor dirt road, Bardees bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Burdees bar, about 2 1/2 miles (air) southwest of Pulga. Comment
  UC885814  Penstemon azureus var. azureus A. A. Heller 1938-5-28 15117 Butte 25 mi from Oroville (on the Feather River Highway); Feather River Highway, 25 mi from Oroville Comment
  JEPS48314  Penstemon heterophyllus var. heterophyllus Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 Butte Pulga Bridge, west side North Fork Feather River North Fork of Feather River, Pulga Bridge 472 Comment
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Nov 20 2007
  CHSC1870  Penstemon laetus var. leptosepalus 1954-5-30 Butte Flea valley, Concow road, near Stirling. 762 Comment
  CHSC37781  Penstemon laetus var. leptosepalus M. S. Taylor 1982-6-24 4729 Butte Around large landing on saddle of ridge se of Flea Mt, n of Pulga, ca. 5 air mi e of Magalia. 1097 Comment
  CHSC49029  Penstemon laetus var. leptosepalus Vernon Oswald 1984-5-23 1202 Butte Beside the dirt road leading to the falls on Bear Ranch Creek s-e of Calif. Hwy 70 at the Cresta Rest Area. 487 Comment
  JEPS6628  Penstemon laetus var. leptosepalus A. A. Heller 1938-5-28 15123 Butte along the Feather River Highway 25 mi from Oroville; along the Feather River Highway 25 mi from Oroville Comment
  NY604515  Penstemon laetus var. leptosepalus A. A. Heller 1938-5-28 15123 Butte Along the Feather River Highway on roadside banks 25 miles from Oroville. Comment
  POM252808  Penstemon laetus var. leptosepalus A. A. Heller 1938-5-28 15123 Butte Along the Feather River Highway on roadside banks, 25 miles from Oroville. Comment
  RSA34041  Penstemon laetus var. leptosepalus A. A. Heller 1938-5-28 15123 Butte 25 miles from Oroville on Feather River Hwy. Comment
  UC726288  Penstemon laetus var. leptosepalus A. A. Heller 1938-5-28 15123 Butte 25 mi from Oroville; embankment on Feather Highway Comment
  UC887104  Penstemon laetus var. leptosepalus Lewis S. Rose 1939-6-7 39236 Butte 3 mi s Pulga (S Fork Feather River); , s of Pulga 609 Comment
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Jul 24 2008
  CHSC92744  Penstemon neotericus L. P. Janeway; Barbara Castro, Shannon Nielsen 2005-6-20 8425 Butte Northern High Sierra Nevada. Plumas National Forest; near top of ridge on east side of Lockerman Creek 0.6 km east-northeast of its confluence with Camp Creek. 1085 Comment
  RSA712804  Penstemon neotericus L. P. Janeway, B. Castro, Shannon Nielsen 2005-6-20 8425 Butte Northern High Sierra Nevada. Plumas National Forest; near top of ridge on east side of Lockerman Creek, 0.6 km ENE of its confluence with Camp Creek. 1085 Comment
  CAS-BOT-BC239449  Penstemon rydbergii var. oreocharis Lyman Benson 1932-7-28 3965 Butte First summit, Oroville-Quincy, Sierra Nevada Mt. Range, Feather River 1828 Comment
  CHSC29011  Pentagramma triangularis M. S. Taylor 1980-3-8 2369 Butte Ca. 100 ft sw of Pulga bridge over Hwy 70, ca. 28 mi ne of Oroville. 487 Comment
  CHSC32691  Pentagramma triangularis M. S. Taylor 1981-3-18 3416 B Butte S side of Hwy 70 near Pulga bridge. 487 Comment
  CHSC32728  Pentagramma triangularis M. S. Taylor 1981-4-8 3507 Butte N side of logging landing site just w of Power lines, ca. 0.5 mi w of its jct with Ponderosa Way (Rim Rdm rd to Flea Valley), ca. 5 mi n of its jct with Hwy 70 at Jarbo Gap. 883 Comment
  CHSC29006  Pentagramma triangularis subsp. semipallida M. S. Taylor 1980-3-8 2374 Butte In Pulga, ca. 28 mi ne of Oroville. 487 Comment
  CHSC31010  Pentagramma triangularis subsp. semipallida M. S. Taylor 1980-10-6 3352 Butte S side of Hwy 70 ca. 1/4 mi w of Bear Creek jct with N fork Feather River, ca. 0.5 mi w of Arch Rock Tunnel rest stop. 487 Comment
  CHSC32690  Pentagramma triangularis subsp. semipallida M. S. Taylor 1981-3-24 3439 Butte On s side of Hwy 70 just e of Heinz Creek, ca. 1 mi e of Pulga. 487 Comment
  CHSC34243  Pentagramma triangularis subsp. semipallida M. S. Taylor 1981-4-28 3568 B Butte Along Four Trees Rd, ca. 1/2 mi e of Hwy 70, ca. 2 mi ne of Pulga. 701 Comment
  UC1549532  Pentagramma triangularis subsp. semipallida M. S. Taylor 1981-4-28 3568 B Butte ca. 2-3 mi ne of Pulga (along Four Trees Rd, ca. 0.5 to 1 mi e of Hwy 70); Pulga SW Quadrangle 670 Comment
  CAS-BOT-BC77080  Pentagramma triangularis subsp. triangularis John Thomas Howell 1959-9-26 35091 Butte Sierra Nevada - Pulga Bridge, N. Fk. Feather River 411 Comment
  UC1390031  Perideridia bolanderi subsp. involucrata T. I. Chuang, R. S. Mitchell, and G. Keator 1965-6-18 5993 Butte 2 mi s Berry Creek Comment
  CHSC34192  Persicaria hydropiper L. Ahart 1981-9-19 3177 Butte Along edge of the road just a few feet n of the Arch Rock Tunnel, on Hwy 70, ca. 10 mi s of Storrie. 550 Comment
  CHSC42730  Persicaria hydropiper Lowell Ahart 1987-5-27 5716 Butte On a sand bar along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap. 271 Comment
  CHSC42948  Persicaria lapathifolia Lowell Ahart 1987-7-3 5766 Butte Along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of the Jarbo Gap. 271 Comment
  CHSC42973  Persicaria lapathifolia Lowell Ahart 1987-7-3 5759 Butte Along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap. 271 Comment
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Jan 9 2013
  CHSC94597  Persicaria lapathifolia Lowell Ahart 2006-9-11 13289 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94656  Persicaria lapathifolia Lowell Ahart 2006-9-28 13371 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  CHSC34133  Persicaria maculosa L. Ahart 1981-9-19 3189 Butte On edges of a pond ca. 100 m n of Cresta Powerhouse, and a little e of Feather River along hwy 70, ca. 12 mi s of Storrie. 550 Comment
  CHSC42489  Persicaria maculosa Lowell Ahart 1987-5-27 5706 Butte On a sand bar along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap. 271 Comment
  CHSC94565  Persicaria maculosa Lowell Ahart 2006-9-11 13290 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94595  Persicaria punctata Lowell Ahart 2006-9-11 13291 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94786  Persicaria punctata Lowell Ahart 2006-10-8 13428 Butte Mud flat, near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. 609 Comment
  CHSC92540  Petrorhagia dubia L. P. Janeway; M. Brown, S. Mackey Hillaire, C. Christofferson 2005-5-2 8372 Butte Northern High Sierra Nevada. Plumas National Forest; south side near top of ridge trending southeast from Flea Mountain; 2.1 km southeast of top of Flea Mountain and +-overlooking Pulga. Along un-used dirt road under high power lines. 1067 Comment
  CHSC33711  Phacelia corymbosa J. D. Jokerst 1981-5-21 1327 Butte Pulga Rd., ca 1/10 mi NE of its junction with Hwy 70. Comment
  CHSC40034  Phacelia corymbosa A. A. Heller 1938-5-28 15118 Butte On a steep gravelly slope about scattered shrubs on the Feather River Highway 23 miles from Oroville. Comment
  JEPS26746  Phacelia corymbosa P. C. Hutchison 1961-6-9 2102 Butte at Pulga Bridge canyon of the north fork of the Feather River (on hwy US Alt. 40 and side road to Pulga) Comment
  JEPS50781  Phacelia corymbosa Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9281 Butte along Feather River Hwy (now CA 70) about 3 1/4 mi n Jarbo Gap 609 Comment
  UC1047022  Phacelia corymbosa L. R. Heckard and J. R. Sweeney 1953-4-27 347 Butte along Feather River Hwy 2.5 mi below (sw) Pulga 487 Comment
  UC726915  Phacelia corymbosa A. A. Heller 1938-5-28 15118 Butte on Feather River Hwy 23 mi Oroville Comment
  CHSC69213  Phacelia egena J. D. Jokerst 1984-5-19 2022 Butte Along edge of road cut for Pulga Road within 100 feet of its junction with Highway 70 in the canyon of the North Fork of the Feather River. Comment
  SD72108  Phacelia egena Lewis S. Rose 1940-5-30 Butte Feather River Canyon, 25 miles northeast of Oroville. 609 Comment
  CHSC33708  Phacelia heterophylla subsp. virgata J. D. Jokerst 1981-5-21 1332 Butte Open area adjacent to road. Ca 1.0 mile NE of Pulga on Pulga Rd. Comment
  CHSC39113  Phacelia heterophylla subsp. virgata R. A. Schlising 1984-5-24 4454 Butte Bear Ranch Falls NE of Pulga, off Feather River Canyon. 609 Comment
  CHSC39114  Phacelia heterophylla subsp. virgata R. A. Schlising 1982-6-23 4299 Butte N of Concow, along Dogwood Creek. 1121 Comment
  CHSC42353  Phacelia heterophylla subsp. virgata Lowell Ahart 1987-5-9 5593 Butte On dry disturbed soil along Pulga Road, about 1/2 mile south-west of Bardees Bar along the North Fork of the Feather River, about 3 miles south-west of Pulga. 365 Comment
  JEPS50779  Phacelia heterophylla subsp. virgata Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9283 Butte immediately w of Arch Rock Tunnel (along Feather River Highway); Feather River Highway 487 Comment
  RSA31961  Phacelia heterophylla subsp. virgata A. A. Heller 1938-5-28 15124 Butte Somewhat shaded places along the Feather River Hwy in moist soil, 25 miles from Oroville Comment
  UC1228322  Phacelia heterophylla subsp. virgata L. R. Heckard 1952-6-20 320 Butte road bank about 2 mi above (ne) Pulga; canyon of the Feather River Comment
  UC726923  Phacelia heterophylla subsp. virgata A. A. Heller 1938-5-28 15124 Butte along Feather River Hwy 25 mi from Oroville Comment
  NY61541  Phaeostoma mildrediae A. A. Heller 1938-7-2 15153 Butte On the Feather River Highway a mile or two west of Arch Rock Tunnel Comment
  CAS-BOT-BC77377  Philadelphus lewisii Lewis S. Rose 1940-5-30 40423 Butte Feather River Canyon, 25 mi. ne. of Oroville 609 Comment
  CAS-BOT-BC77379  Philadelphus lewisii Clarence R. Quick 1952-7-1 52 -113 Butte Mill Creek Road between Feather River Highway and Coyote Gap Comment
  CHSC37631  Philadelphus lewisii T. B. Devine 1979-10-5 598 Butte Feather River Canyon, 3/4 mi S of Arch Rock Tunnel, S of Hwy 70 adjacent to PG and E rest stop, along Bear Ranch Creek. 548 Comment
  CHSC37653  Philadelphus lewisii T. B. Devine 1981-8-25 755 Butte Beside Hwy 70 near Bear Creek Ranch, along N Fork of Feather River near Cresta. 426 Comment
  UC858334  Philadelphus lewisii Lewis S. Rose 1939-6-7 39237 Butte 3 mi s Pulga; N. Fork of Feather River 609 Comment
  CDA25503  Philadelphus lewisii subsp. californicus G. D. Barbe, T. C. Fuller 1982-6-14 3681 Butte Highway 70 in Feather River Canyon, above Pulga, 1.6 miles below PG&E power plant. Comment
  OBI48878  Philadelphus lewisii subsp. californicus Lewis S. Rose 1940-5-30 40423 Butte Feather River Cyn, 25 mi NE of Oroville 610 Comment
  CAS-BOT-BC250863  Phleum pratense John Thomas Howell 1973-7-9 49694 Butte NE of Pulga Bridge, Feather River highway 417 Comment
  CAS-BOT-BC250866  Phleum pratense Lowell Ahart 1987-7-8 5795 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga 1280 Comment
  CHSC35979  Phleum pratense M. S. Taylor 1982-6-24 4728 Butte Around landing on saddle of ridge se of Flea Mt, n of Pulga, ca. 5 air mi e of Magalia. 1097 Comment
  CHSC42924  Phleum pratense Lowell Ahart 1987-7-8 5795 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga. 1280 Comment
  CHSC34716  Phlox speciosa subsp. occidentalis M. S. Taylor 1981-5-21 3779 Butte E side of Concow Rd, ca. 0.3 mi s of its jct with Ponderosa Way, ca. 20 air mi n of Oroville. 975 Comment
  CAS-BOT-BC135100  Phoradendron juniperinum M. S. Taylor 1981-4-8 3509 Butte N side of spur rd, ca. 1/3 mi W of its jct with Ponderosa way, ca. 5 mi N of its jct with Hwy 70 at Jarbo Gap, ca. 20 air mi N of Oroville Comment
  CHSC33801  Phoradendron libocedri M. S. Taylor 1981-4-8 3509 Butte On serpentine, N side of spur rd, ca. 1/3 mi w of its jct with Ponderosa Way, ca. 5 mi n of its jct with Hwy 70 at Jarbo Gap, ca. 20 air mi n of Oroville. 883 Comment
  CHSC48856  Physocarpus capitatus Vernon Oswald; M. S. Taylor 1985-5-30 1789 Butte Four Trees Rd. 0.5 mi e of Hwy 70. Along the road. 536 Comment
  CHSC956  Pickeringia montana 1954-3-30 Butte (Rag Dump 5) 3 mi. north of Paradise on Pentz Road. 457 Comment
  CHSC109842  Pinus jeffreyi L. P. Janeway 2012-6-23 10893 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC110234  Pinus jeffreyi L. P. Janeway 2012-10-11 11074 Butte Northern High Sierra Nevada. Plumas National Forest; southwest-ern end of Rocky Ridge, 0.8 km west of Ponderosa Way/Rim Road, near high-voltage power lines. 895 Comment
  CHSC4460  Pinus ponderosa C. Glascock 1965-2-6 220 Butte Ca. 15 yds uphill from road. From Hwy. 70 turnoff on road 24N23 and turn E at its dead end-total dist. From Hwy=1.1 mi. Comment
  CHSC109525  Pinus ponderosa var. pacifica L. P. Janeway 2012-6-23 10893 Butte Northern High Sierra Nevada. Southwestern spur of Rocky Ridge, 0.6 air km south of Batchelor Point; along Road 23N06E 0.8 road km southeast of Rim Road/Ponderosa Way. 895 Comment
  CHSC33897  Plantago erecta M. S. Taylor 1981-4-21 3549 Butte S side of Concow Rd, on ridge, ca. 0.5 mi s of its jct with Ponderosa Way (Rim Rd), ca 2 mi n of Lake Concow, ca. 20 air mi n of Oroville. 853 Comment
  CHSC94585  Plantago lanceolata Lowell Ahart 2006-9-13 13321 Butte South edge of the North Fork of the Feather River, about 50 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville. 437 Comment
  JEPS108965  Plantago lanceolata Lowell Ahart 2006-9-13 13321 Butte South edge of the North Fork of the Feather River, about 50 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville 437 Comment
  UCD92193  Poa Robert E. Preston 1982-3-20 191 Butte along Hwy. 70, ca. 0.6 mile west of Cresta Power House. 451 Comment
  CHSC37277  Poa bulbosa M. S. Taylor 1982-5-2 4386 Butte N side of Hwy 70 at Pulga bridge, ca. 20 mi ne of Oroville. 487 Comment
  CAS-BOT-BC255064  Poa compressa John Thomas Howell 1973-7-9 49699 Butte Granite area near Bear Ranch Creek, Feather River Highway 457 Comment
  CHSC78365  Poa compressa Lowell Ahart 2000-6-29 8540 Butte On the west side of Concow Road at Flea Meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  RSA300149  Poa secunda J. T. Howell, Gordon H. True 1967-5-9 42233 Butte Southeast side of North Fork of Feather River at Pulga Bridge Comment
  RSA712924  Poa secunda L. Ahart 2006-5-10 12615 Butte On the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2.5 miles (air) southwest of Pulga. 355 Comment
  CAS-BOT-BC236374  Poa secunda subsp. secunda John Thomas Howell; Gordon H. True 1967-5-9 42233 Butte SE side of N Fork of Feather River at Pulga Bridge Comment
  CHSC40460  Poa secunda subsp. secunda Lowell Ahart 1985-5-15 4996 Butte On the sides of a dry stream, 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC92585  Poa secunda subsp. secunda L. P. Janeway; Jamie Tuitele-Lewis, Matt Brown, Samantha Hillaire 2005-5-10 8386 Butte Northern High Sierra Nevada. Plumas National Forest; southeast-facing slope above North Fork Feather River between Lockerman Creek and Cedar Creek. 1116 Comment
  CHSC93505  Poa secunda subsp. secunda Lowell Ahart 2006-5-10 12615 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga. 354 Comment
  JEPS108569  Poa secunda subsp. secunda L. P. Janeway, J. Tuitele-Lewis, M. Brown, S. Mackey Hillaire 2005-5-10 8386 Butte Northern High Sierra Nevada. Plumas National Forest; southeast-facing slope above North Fork Feather River between Lockerman Creek and Cedar Creek 1116 Comment
  JEPS110239  Poa secunda subsp. secunda Lowell Ahart 2006-5-10 12615 Butte Road cut bank, on the north side of the poor dirt road, Bardees Bar Road, about 100 yards north of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of Pulga 354 Comment
  UCD91854  Poa secunda subsp. secunda Robert E. Preston 1982-3-25 203 Butte Ca. 1/4 mile E of Pulga. 487 Comment
  CHSC110452  Poa sierrae L. P. Janeway 2013-5-16 11101 Butte Northern High Sierra Nevada. Plumas National Forest; mid-slope North Fork Feather River canyon +/- overlooking Arch Rock and the Hwy 70 rest area, along Camp Creek Road 5.4 road km northeast of Dixie Road. 702 Comment
  CHSC110469  Poa sierrae L. P. Janeway 2013-5-20 11111 Butte Northern High Sierra Nevada. Plumas National Forest; mid-slope North Fork Feather River canyon 0.8 air km west-northwest of Cresta Powerhouse, along Camp Creek Road 0.2 road km northeast of Dixie Road. 646 Comment
  CHSC41188  Poa sierrae J. D. Jokerst 1984-6-4 2043 Butte Ca 100 meters east of Camp Creek. Canyon of the North Fork Feather River. 975 Comment
  JEPS120576  Poa sierrae L. P. Janeway 2013-5-16 11101 Butte Northern High Sierra Nevada. Plumas National Forest; mid-slope North Fork Feather River canyon + / - overlooking Arch Rock and the Hwy 70 rest area, along Camp Creek Road 5.4 road km northeast of Dixie Road. Comment
  JEPS120577  Poa sierrae L. P. Janeway 2013-5-20 11111 Butte Northern High Sierra Nevada. Plumas National Forest; mid-slope North Fork Feather River canyon 0.8 air km west-northwest of Cresta Powerhouse, along Camp Creek Road 0.2 road km northeast of Dixie Road. Comment
  RSA0108924  Poa sierrae Lawrence P. Janeway 2013-5-16 11101 Butte Northern High Sierra Nevada. Plumas National Forest; mid-slope North Fork Feather River canyon +/- overlooking Arch Rock and the Hwy 70 rest area, along Camp Creek Road 5.4 road km northeast of Dixie Road. 702 Comment
  CHSC58938  Polygala cornuta Lowell Ahart 1992-8-2 6913 Butte East of the intersection, about 1/2 mile north of Flea Valley, about 4 1/2 (air) miles north-east of Concow Reservoir. 1158 Comment
  CAS-BOT-BC167557  Polygala cornuta var. cornuta C. R. Quick 1941-6-8 41 -15 Butte Big Bar Mt. Meadow Comment
  JEPS87156  Polygala cornuta var. cornuta Lowell Ahart 1992-8-2 6913 Butte e of intersection about 1/2 mi n Flea Valley (about 4 1/2 (air) mi ne of Concow Reservoir) 1158 Comment
  UC1594572  Polygala cornuta var. cornuta Lowell Ahart 1992-8-2 6913 Butte e of intersection about 1/2 mi n Flea Valley (about 4 1/2 (air) mi ne of Concow Reservoir) 1158 Comment
  CHSC31216  Polygonum aviculare M. S. Taylor 1980-10-6 3359 Butte N side of Hwy 70 in granitic gravel, ca. 1/4 mi w of Bear Creek jct with n fork Feather River, ca. 0.5 mi w of Arch Rock Tunnel Rest Stop. 487 Comment
  CHSC94653  Polygonum aviculare Lowell Ahart 2006-9-28 13372 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  CHSC110252  Polygonum aviculare subsp. depressum L. P. Janeway 2012-10-11 11075 Butte Northern High Sierra Nevada. Plumas National Forest; southwest-ern end of Rocky Ridge, 0.8 km west of Ponderosa Way/Rim Road, near high-voltage power lines. 895 Comment
  CHSC58945  Polygonum douglasii subsp. douglasii Lowell Ahart 1992-8-2 6908 Butte East of the intersection, about 1/2 mile north of Flea Valley, about 4 1/2 (air) miles north-east of Concow Reservoir. 1158 Comment
  UC1594717  Polygonum douglasii subsp. douglasii Lowell Ahart 1992-8-2 6908 Butte e intersection about 1/2 mile north of Flea Valley (about 4 1/2 air mi ne of Concow Reservoir) 1158 Comment
  JEPS108947  Polygonum lapathifolium Lowell Ahart 2006-9-11 13289 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  JEPS110129  Polygonum lapathifolium Lowell Ahart 2006-9-28 13371 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel 445 Comment
  RSA724853  Polygonum lapathifolium L. Ahart 2006-9-28 13371 Butte E side of the N Fork of the Feather River, on the W side of Hwy 70, 50 yards SW of the Shady Rest Area S of the Arch Rock Tunnel. Comment
  RSA724998  Polygonum lapathifolium L. Ahart 2006-9-11 13289 Butte South edge of the North Fork of the Feather River, north side of highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 air miles northeast of Oroville. 432 Comment
  JEPS108976  Polygonum persicaria Lowell Ahart 2006-9-11 13290 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA724878  Polygonum persicaria L. Ahart 2006-9-11 13290 Butte South edge of the North Fork of the Feather River, north side of highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 air miles northeast of Oroville. 432 Comment
  CDA22844  Polygonum punctatum L. Ahart 2006-10-8 13428 Butte East side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. Comment
  JEPS108863  Polygonum punctatum Lowell Ahart 2006-10-8 13428 Butte Mud flat, near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House 609 Comment
  JEPS108958  Polygonum punctatum Lowell Ahart 2006-9-11 13291 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA724947  Polygonum punctatum L. Ahart 2006-10-8 13428 Butte E side of the N fork of the Feather River, just E of where the river flows into a pool, on the W side of Hwy 70, 1/2 mile N of Cresta Power House. 610 Comment
  SFV10663  Polypodium californicum M. L. Vincent 1964-4-8 510 Butte Sierra Nevada PG&E powerplant, Feather River Canyon. 2 miles northeast of new bridge. 475 Comment
  CHSC28628  Polypodium calirhiza M. S. Taylor 1979-3-19 1930 Butte In vicinity of Pulga bridge over Feather River on Hwy 70, ca. 25 mi n of Oroville. 487 Comment
  CHSC31229  Polypodium calirhiza M. S. Taylor 1980-3-8 2373 Butte Pulga community, ca. 1 mi ne of Hwy 70, ca. 28 mi ne of Oroville. 487 Comment
  CHSC32692  Polypodium calirhiza M. S. Taylor 1981-3-24 3433 Butte S side of Hwy 70 opposite Cresta Powerhouse, ca. 2.4 mi e of Pulga. 487 Comment
  CHSC42503  Polypodium calirhiza Lowell Ahart 1987-5-9 5598 Butte Along Pulga Road, about 1/2 mile south-west of Bardees Bar along the North Fork of the Feather River, about 3 miles south-west of Pulga. 365 Comment
  CHSC4720  Polypodium calirhiza R. Carter 1966-4-28 377 Butte Found in Feather R. Canyon ca. 7 mi. N of Jarbo Gap at intersection of Hwy. 70 and 23N28; ca. 100 yds up 23N28 on W side of road. 640 Comment
  CHSC94854  Polypodium calirhiza Lowell Ahart 2006-9-28 13360 Butte South of Bear Ranch Creek, about 15 feet above the west side of the entrance to the tunnel, about 1/8 mile east of Highway 70, about 1/4 mile southeast of the Shady Rest Area south of the Arch Rock Tunnel. 480 Comment
  CHSC97158  Polypodium calirhiza Lowell Ahart 2007-5-16 13892 Butte South of Bear Ranch Creek, about 15 feet above the west side of the entrance to the tunnel, about 1/8 mile east of Highway 70, about 1/4 mile southeast of the Shady Rest Area south of the Arch Rock Tunnel.1 480 Comment
  JEPS110221  Polypodium calirhiza Lowell Ahart 2006-9-28 13360 Butte South of Bear Ranch Creek, about 15 feet above the west side of the entrance to the tunnel, about 1/8 mile east of Highway 70, about 1/4 mile southeast of the Shady Rest Area south of the Arch Rock Tunnel 480 Comment
  JEPS113227  Polypodium calirhiza Lowell Ahart 2007-5-16 13892 Butte South of Bear Ranch Creek, about 15 feet above the west side of the entrance to the tunnel, about 1/8 mile east of Highway 70, about 1/4 mile southeast of the Shady Rest Area south of the Arch Rock Tunnel.1 480 Comment
  RSA726480  Polypodium calirhiza L. Ahart 2007-5-16 13892 Butte About 1/8 mile east of Highway 70, about 1/4 mile southeast of the Shady Rest Area south of the Arch Rock Tunnel. 481 Comment
  CAS-BOT-BC233061  Polypogon interruptus John Thomas Howell 1951-8-19 s.n. Butte Near Pulga Comment
  JEPS118208  Polypogon viridis Dean W. Taylor 2004-6-17 19105 Butte Flea Valley (3 air miles NW of Pulga; watershed Flea Valley Creek, tributary North Fork Feather River) 1127 Comment
  UCD91457  Polypogon viridis August L. Hormay 1928-11-30 s.n. Plumas North East of the Feather River. Near Pulga. Comment
  CDA9208  Polystichum imbricans D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .275 Plumas On sunny granitic cliffs just before w of tunnel on route 70 25 miles E of Oroville. Mark 85. Comment
  CHSC31021  Polystichum imbricans M. S. Taylor 1980-10-6 3355 Butte S side of Hwy 70, ca. 1/4 mi w of Bear Creek jct with n fork Feather River, ca. 0.5 mi w of Arch Rock Tunnel rest stop. 487 Comment
  CHSC32686  Polystichum imbricans M. S. Taylor 1981-3-18 3420 Butte N side of Pulga Rd, ca. 1/4 mi e of its jct with Pulga bridge over Hwy 70. 487 Comment
  CHSC32751  Polystichum imbricans M. S. Taylor 1981-4-14 3530 Butte On s side of Ponderosa Way (Rim Rd.), ca. 2 mi n of Jarbo Gap on Hwy 70, ca. 20 air mi n of Oroville. 883 Comment
  CHSC34676  Polystichum imbricans M. S. Taylor 1980-3-8 2368 Butte Pulga community, ca. 1 mi ne of Hwy 70, ca. 28 mi ne of Oroville. 487 Comment
  CHSC4147  Polystichum imbricans R. Carter 1966-4-28 374 Butte Found in Feather R. Canyon ca. 7 mi. N of Jarbo Gap at intersection of Hwy. 70 and 23N28; ca. 100 yds. Up 23N28 on E side of road. 640 Comment
  CHSC4148  Polystichum imbricans R. Carter 1966-4-28 374 Butte Found in Feather R. Canyon ca. 7 mi. N of Jarbo Gap at intersection of Hwy. 70 and 23N28; ca. 100 yds. Up 23N28 on E side of road. 640 Comment
  CAS-BOT-BC72296  Polystichum imbricans subsp. imbricans John Thomas Howell; Gordon H. True 1967-6-11 42566 Butte on northwest side of Feather River Canyon near Pulga Bridge Comment
  CAS-BOT-BC72297  Polystichum imbricans subsp. imbricans Clarence R. Quick 1952-7-1 52 -109 Butte Mill Creek Road between Feather River Highway and Coyote Gap Comment
  CHSC94838  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-8 13442 Butte About 10 yards below a granite bolder, on the southwest side of Highway 70, east of the North Fork of the Feather River, about 1/2 mile north of the Cresta Power House. 609 Comment
  JEPS110225  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-8 13442 Butte About 10 yards below a granite bolder, on the southwest side of Highway 70, east of the North Fork of the Feather River, about 1/2 mile north of the Cresta Power House 609 Comment
  RSA724943  Polystichum imbricans subsp. imbricans L. Ahart 2006-10-8 13442 Butte Steep area about 10 yards below and on the southwest side of Highway 70, east of the north Fork of the Feather River, about .5 mile north of Cresta Power house. 610 Comment
  CHSC34244  Polystichum munitum M. S. Taylor 1981-5-29 3810 Butte Vicinity of old mining claim cabin, Chino Ridge, at end of spur rd 22N85, off 22N31, at Chino Creek, ca 3 air mi sw of Coyote Gap, ca. 16 air mi n of Oroville. 975 Comment
  CHSC37655  Polystichum munitum T. B. Devine 1981-8-25 758 Butte Beside Hwy 70 near Bear Ranch Creek, along N Fork of Feather River near Cresta. 426 Comment
  CHSC25362  Potentilla glandulosa Marc P. Hayes 1977-4-22 4 Butte Ca. .8 km sw of Pulga, 120 m n of North Fork of Feather River, along Pulga Rd., ca. 100 m from juncture with Hwy 70. 495 Comment
  CHSC40329  Potentilla glandulosa Lowell Ahart 1985-5-15 4995 Butte On the sides of a stream, 1/8 mile east of the dirt road, about 1 1/2 miles north-east of Concow Res. 731 Comment
  CHSC45741  Potentilla glandulosa subsp. ashlandica L. P. Janeway 1987-6-13 2208 Butte Along Dogwood Cr; rd to Mayaro 2.4 mi E of Concow Rd. 990 Comment
  CHSC45608  Potentilla glandulosa subsp. glandulosa L. P. Janeway 1987-5-20 2079 Butte Along Hwy 70 2.1 mi NE of Pulga Bridge; N Fk Feather River near Heinz Cr. 472 Comment
  CHSC45609  Potentilla glandulosa subsp. glandulosa L. P. Janeway 1987-5-20 2079 Butte Along Hwy 70 2.1 mi NE of Pulga Bridge; N Fk Feather River near Heinz Cr. 472 Comment
  CHSC23695  Potentilla glandulosa subsp. reflexa M. S. Taylor 1976-5-5 1115 Butte Ca. 50 ft s of Hwy 70, ca. 500 yds n of Bear Creek, ca. 30 mi ne of Oroville. Comment
  CHSC46315  Poteridium annuum Vernon Oswald 1989-6-8 3804 Butte Concow Rd at Flea Valley. On the edge of a meadow. 1118 Comment
  CHSC78267  Poteridium annuum Lowell Ahart 2000-6-29 8544 Butte On the west side of Concow Road at Flea meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  CHSC43832  Prunella vulgaris var. lanceolata L. P. Janeway 1987-6-26 2288 Butte At Rag Dump. 1173 Comment
  CHSC43836  Prunella vulgaris var. lanceolata L. P. Janeway 1987-6-13 2200 Butte Flea Valley. 0.1 mi from Concow Rd on road into Flea Valley. 1127 Comment
  CHSC52220  Prunella vulgaris var. lanceolata L. P. Janeway 1987-5-28 2118 Butte At creeklet crossing Four Trees Rd 0.2 mi up from hwy 70. 487 Comment
  CAS-BOT-BC159827  Prunus avium C. R. Quick 1953-8-11 53 -125 Butte Rag Dump Meadow se. of Stirling City Comment
  CHSC37707  Prunus avium M. S. Taylor 1981-5-29 3813 Butte At old cabin site (persisting) on Chino Ridge, at end of spur rd 22N85, off 22N31, at Chico Creek, ca. 3 air mi sw of Coyote Gap, ca. 16 air mi n of Oroville. 975 Comment
  CHSC92554  Prunus avium L. P. Janeway; C. Christofferson, M. Brown, S. Mackey Hillaire 2005-4-19 8363 Butte Northern High Sierra Nevada. Plumas National Forest; in small upper drainage of Flea Valley Creek, about 560 m east-northeast of junction of Concow Road and Rim Road (Ponderosa Way). 841 Comment
  JEPS108578  Prunus avium L. P. Janeway, C. Christofferson, M. Brown, S. Mackey Hillaire 2005-4-19 8363 Butte Northern High Sierra Nevada. Plumas National Forest; in small upper drainage of Flea Valley Creek, about 560 m east-northeast of junction of Concow Road and Rim Road (Ponderosa Way) 841 Comment
  CHSC58885  Pseudognaphalium californicum Lowell Ahart 1992-8-2 6910 Butte East of the intersection, about 1/2 mile north of Flea Valley, about 4 1/2 miles (air) north-east of Concow Reservoir. 1158 Comment
  UC1594537  Pseudognaphalium californicum Lowell Ahart 1992-8-2 6910 Butte about 0.5 mi n of Flea Valley (about 4.5 mi (air) ne of Concow Reservoir, e of the intersection) 1158 Comment
  CHSC94620  Pseudognaphalium luteoalbum Lowell Ahart 2006-9-11 13276 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC28612  Pseudognaphalium thermale M. S. Taylor 1979-8-4 2176 Butte On Hwy 70, ca. 1 mi n of Cresta Powerhouse, ca. 30 mi n of Oroville. 487 Comment
  CHSC34222  Pyrola aphylla M. S. Taylor 1981-5-29 3812 Butte Vicinity of old mining claim cabin, Chino Ridge, at end of spur road 22N31, at Chino Creek, ca. 3 air mi sw of Coyote Gap, ca. 16 air mi n of Oroville. 975 Comment
  CHSC32645  Quercus chrysolepis M. S. Taylor 1981-3-18 3421 Butte In shady ravine, n side of Pulga Rd, ca. 1/2 mi e of its jct with Hwy 70 at Pulga Bridge. 487 Comment
  CHSC39794  Quercus chrysolepis Eloise Gallatin 1935-5-19 Butte Feather River Canyon. Comment
  CHSC39783  Quercus kelloggii Eloise Gallatin 1935-5-19 Butte Feather River Canyon. Comment
  CHSC46790  Ranunculus cymbalaria var. saximontanus R. Schlising 1987-9-27 4545 Butte Along N. Fork Feather River, ca 1.25 mi S of crossing of Bear Ranch Creek by Hwy 70. 463 Comment
  CHSC42977  Ranunculus uncinatus var. parviflorus Lowell Ahart 1987-7-8 5806 Butte Along Big Bar Mountain Road, about 1 mile south-west of Coyote Gap, about 5 miles east of Pulga. 1280 Comment
  CHSC43729  Ranunculus uncinatus var. parviflorus Vernon Oswald; M. S. Taylor 1985-5-30 1791 Butte Four Trees Rd. 0.2 mi w of the S. Branch of Mill Creek. Along the road near an intermittent stream. 810 Comment
  CHSC46851  Ranunculus uncinatus var. parviflorus Kirsten Tarp 1982-7-28 233 Butte Near Pulga. 731 Comment
  CHSC52695  Ranunculus uncinatus var. parviflorus Kirsten Tarp 1982-7-28 233 Butte Near Pulga. 731 Comment
  CHSC99568  Ranunculus uncinatus var. parviflorus L. P. Janeway 2008-6-22 9433 Butte Northern High Sierra Nevada. Along Four Trees Road at crossing of South Branch Mill Creek (a tributary to North Fork Feather River); 2.7 air km east of Pulga Bridge (Hwy 70) over North Fork Feather River. On moist banks. 823 Comment
  JEPS117918  Ranunculus uncinatus var. parviflorus L. P. Janeway 2008-6-22 9433 Butte Along Four Trees Road at crossing of South Branch Mill Creek (a tributary to North Fork Feather River North Fork Feather River (2.7 air km east of Pulga Bridge (Hwy 70) over); Northern High Sierra Nevada 823 Comment
  CAS-BOT-BC59890  Rhamnus ilicifolia John Thomas Howell 1961-9-22 36783 Butte Pulga Bridge, Feather River Highway. Comment
  CHSC1528  Rhamnus ilicifolia E. Walker 1932-5-12 Butte Feather River Canyon. Comment
  CHSC30898  Rhamnus ilicifolia M. S. Taylor 1979-3-19 1931 Butte In vicinity of Pulga Bridge over Feather River on Hwy 70, ca. 25 mi ne of Oroville. 487 Comment
  RSA712802  Rhamnus rubra L. P. Janeway 2005-6-26 8434 Butte South-facing slope 0.4 km. south of top of Batchelor Point, 0.6 km. east of top of Rocky Ridge and Rim Road (Ponderosa Way). 945 Comment
  CHSC33718  Rhamnus tomentella subsp. tomentella M. S. Taylor 1981-4-8 3505 Butte Serpentine ridge on n side of logging landing site just w of power lines, off logging road ca. 0.5 mi w of its jct with Ponderosa Way, ca. 5 mi n of its jct with Hwy 70 at Jarbo Gap. 883 Comment
  CHSC33791  Rhamnus tomentella subsp. tomentella M. S. Taylor 1981-7-10 4066 Butte North side of Feather River Hwy 70 at Pulga Bridge, on large serpentine outcrop, ca. 20 mi ne of Oroville. 487 Comment
  CHSC33942  Rhamnus tomentella subsp. tomentella M. S. Taylor 1981-6-19 3963 Butte N side of Feather River Hwy 70, at nw end of Pulga bridge and along Pulga Rd, on serpentine, ca. 1/4 mi ca. 20 mi ne of Oroville. 487 Comment
  CHSC37651  Rhamnus tomentella subsp. tomentella T. B. Devine 1981-8-25 753 Butte Hwy 70, ca. 1/2 mi SE of Pulga Bridge. 487 Comment
  CHSC42492  Rhamnus tomentella subsp. tomentella Lowell Ahart 1987-5-9 5586 Butte Along Pulga Road, about 1/4 mile west of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga. 365 Comment
  CHSC92743  Rhamnus tomentella subsp. tomentella L. P. Janeway 2005-6-26 8433 Butte Northern High Sierra Nevada. South-facing slope 0.4 km south of top of Batchelor Point, 0.6 km east of top of Rocky Ridge and Rim Road (Ponderosa Way). 945 Comment
  CHSC92746  Rhamnus tomentella subsp. tomentella L. P. Janeway 2005-6-26 8434 Butte Northern High Sierra Nevada. South-facing slope 0.4 km south of top of Batchelor Point, 0.6 km east of top of Rocky Ridge and Rim Road (Ponderosa Way). 945 Comment
  CHSC93882  Rhamnus tomentella subsp. tomentella L. P. Janeway 2006-5-28 8640 Butte Northern High Sierra Nevada. Open serpentine bowl on west side of Concow Road about 3.2 mi northeast of the upper end of Concow Reservoir. 860 Comment
  JEPS48071  Rhamnus tomentella subsp. tomentella Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2689 Butte w side Pulga Bridge (at Pulga Bridge); North Fork of Feather River Comment
  RSA712801  Rhamnus tomentella subsp. tomentella L. P. Janeway 2005-6-26 8433 Butte Northern High Sierra Nevada, S facing slope 0.4km S of top of Batchelor Point, 0.6 km E of top of Rocky Ridge and Rim road (Ponderosa Way). 945 Comment
  RSA712976  Rhamnus tomentella subsp. tomentella L. P. Janeway 2006-5-28 8640 Butte Northern High Sierra Nva, open serpentine bowl on W side of Concow road 3.2 miles NE of the upper end of Concow Reservoir. 860 Comment
  CHSC50807  Rhynchospora capitellata Vernon Oswald; Lowell Ahart 1990-7-31 4424 Butte Flea Valley bordering Concow Rd, ca. 4 mi north of Concow. 1127 Comment
  CHSC95230  Rhynchospora capitellata L. P. Janeway 2006-7-21 8821 Butte Northern High Sierra Nevada. Upper part of meadow on northeast side of Flea Valley. 1.1 km west-northwest of Flea Mountain. 1140 Comment
  JEPS100254  Rhynchospora capitellata Glenn L. Clifton Jul 1992 27157 Butte Flea Valley 1118 Comment
  RSA718795  Rhynchospora capitellata L. P. Janeway, S. Galen Smith 2006-7-27 8821 Butte Northern High Sierra Nevada. Upper part of meadow on northeast side of Flea Valley, 1.1 km west-northwest of Flea Mountain. 1140 Comment
  SEINET3913006  Rhynchospora capitellata Vernon Oswald, Lowell Ahart 1990-7-31 4424 Butte Yellow Pine Forest: Flea Valley bordering Concow Road, about 4 miles north of Concow.; 0 1128 Comment
  SEINET7589325 Image available Rhynchospora capitellata L. P. Janeway, S. Galen Smith 2006-7-27 8821 Butte Pulga 7.5' quad, Northern High Sierra Nevada. Northeast side of Flea Valley, 1.1 km west-northwest of Flea Mountain. 1140 Comment
  UC1562364  Rhynchospora capitellata Vernon Oswald and Lowell Ahart 1990-7-31 4424 Butte ca 4 mi n Concow (bordering Concow Road, n side of meadow); Flea Valley 1127 Comment
  UC1562393  Rhynchospora capitellata Vernon Oswald and Lowell Ahart 1990-7-31 4424 Butte ca 4 mi n Concow (bordering Concow Road, n side of meadow); Flea Valley 1127 Comment
  SFV10396  Ribes laxiflorum M. L. Vincent 1968-6-10 835 Butte Sierra Nevada 1.2 miles south from Cresta Power House sign, North Fork Feather River. 460 Comment
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Dec 6 2013
  CHSC21020  Ribes nevadense M. S. Taylor 1975-4-29 548 Butte Abundant on s side of Hwy 70, ca. 25 mi ne of Oroville. Comment
  CHSC32683  Ribes nevadense M. S. Taylor 1981-3-24 3446 Butte S side of Hwy 70 in immediate vicinity of Poe Dam ca. 1 mi n of Pulga. 487 Comment
  CHSC33898  Ribes nevadense M. S. Taylor 1981-4-14 3532 Butte S side of Ponderosa Way, ca. 2 mi n of Jarbo Gap on Hwy 70, ca. 20 air mi n of Oroville. 883 Comment
  CHSC59982  Ribes nevadense Sharol Lindenstein 1989-3-26 7 Butte Plumas Nat'l forest, Hwy 70, ca. 3.5 mi sw of Sugar Loaf Mt., 2 mi nw of Cresta Powerhouse. 701 Comment
  CAS-BOT-BC198958  Ribes roezlii var. roezlii M. S. Taylor 1982-5-23 4513 Butte S side of Hwy 70, vicinity of Arch Rock Tunnel ca. 0.5 mi SW of Butte-Plumas county line. 487 Comment
  CAS-BOT-BC198968  Ribes roezlii var. roezlii John Thomas Howell; Gordon H. True 1967-5-9 42238 Butte On northwest side of Feather River Canyon near Pulga Bridge - Sierra Nevada Comment
  CHSC4250  Ribes roezlii var. roezlii J. E. Bowlin 1967-3-24 33 Butte 0.3 mi NW of Cresta Powerhouse, Hwy 70. Comment
  CHSC33908  Rigiopappus leptocladus M. S. Taylor 1981-5-21 3770 Butte S side of Concow Rd, ca. 0.5 mi s of its jct with Ponderosa Way, ca. 20 air mi n of Oroville. 853 Comment
  CAS-BOT-BC74472  Rorippa curvisiliqua Clarence R. Quick 1963-7-16 63 54 d Butte Sierra Nevada. Feather River Canyon. Section Corner Meadow, east of Pulga. 1463 Comment
  CHSC36684  Rorippa curvisiliqua var. orientalis R. E. Preston; R. A. Schlising 1982-6-23 309 Butte On bank of small stream; ca. 1/2 mi sw of Rag Dump. 1182 Comment
  CHSC539  Rorippa curvisiliqua var. orientalis M. Anthony 1954-5-30 Butte Rag Dump 5, Concow. 609 Comment
  CHSC94560  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-9-11 13279 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS108949  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-9-11 13279 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  CHSC35969  Rorippa nasturtium-aquaticum M. S. Taylor 1982-5-23 4509 Butte In ditch under seep, s side of Hwy 70 at e side of Arch Rock Tunnel, ca. 1/2 mi sw of Butte-Plumas county line. 487 Comment
  CAS-BOT-BC146438  Rosa bridgesii Clarence R. Quick 1952-6-30 52 -100 Butte Ridge top, Big Bar Mt., east of Pulga Comment
  CHSC65428  Rosa bridgesii Vernon Oswald 1987-5-28 2939 Butte Concow Rd. 0.4 mi s of Flea Valley. 1097 Comment
  CAS-BOT-BC148122  Rosa gymnocarpa C. R. Quick 1941-6-7 41 -26 Butte Big Bar Mt. towards Coyote Gap Comment
  CAS-BOT-BC148123  Rosa gymnocarpa C. R. Quick 1942-8-5 42 -45 Butte Big Bar Mt. east of Pulga Comment
  CAS-BOT-BC148179  Rosa gymnocarpa C. R. Quick 1947-7-31 47 -70 Plumas Big Bar Mt., Plumas N.F., near S. line sec. 3 1249 Comment
  CHSC43127  Rosa pisocarpa subsp. pisocarpa L. P. Janeway 1987-6-13 2212 Butte Edge of mdw just NE of jct of Concow Rd and the road to Flea Mtn. 1188 Comment
  CHSC43211  Rosa pisocarpa subsp. pisocarpa L. P. Janeway 1987-6-26 2287 Butte At Rag Dump. At mdw edge. 1173 Comment
  CHSC35970  Rubus armeniacus M. S. Taylor 1982-5-23 4516 Butte N side of Hwy 70, vicinity of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas county line. 487 Comment
  CHSC52468  Rubus armeniacus L. P. Janeway 1987-5-28 2119 Butte Creeklet crossing Four Trees Rd 0.2 mi up from Hwy. 70. At edge of rd. 487 Comment
  CHSC52469  Rubus armeniacus L. P. Janeway 1987-5-20 2073 Butte Along hwy 70 1.7 mi NE of Pulga bridge; at Poe Dam, N Fk Feather R. 472 Comment
  CHSC78265  Rubus armeniacus Lowell Ahart 2000-6-29 8546 Butte In the north part of Flea Meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  CHSC45812  Rubus laciniatus L. P. Janeway 1987-6-13 2201 Butte Southeast side of Concow Rd at Flea Valley. Along Flea Valley Cr. 1127 Comment
  CAS-BOT-BC148367  Rubus leucodermis Clarence R. Quick 1952-6-30 52 -98 Butte Ridge-top, Big Bar Mt. east of Pulga - Sierra Nevada Comment
  CAS-BOT-BC147199  Rubus parviflorus Clarence R. Quick 1952-7-1 52 -124 Butte Mill Creek Road between Feather River Canyon and Coyote Gap Comment
  CHSC46044  Rubus parviflorus L. P. Janeway 1987-5-28 2117 Butte Along rd from Coyote Gap 1.3 mi towards Big Bar Mtn. 1249 Comment
  CHSC48872  Rubus parviflorus Vernon Oswald 1984-5-23 1206 Butte Calif. Hwy 70 at Heinz Creek, 0.5 mi n-e of Poe Power House. Near the creek. 463 Comment
  CHSC52475  Rubus parviflorus L. P. Janeway 1987-5-20 2078 Butte Along Heinz Cr along hwy 70 2.1 mi NE of Pulga bridge. 457 Comment
  CAS-BOT-BC158769  Rubus ursinus Lowell Ahart 1987-5-9 5590 Butte Along Pulga Road, about 1/4 mile west of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga 365 Comment
  CHSC42425  Rubus ursinus Lowell Ahart 1987-5-9 5590 Butte Along Pulga Road, about 1/4 mile west of Bardees Bar along the North Fork of the Feather River, about 2 1/2 miles south-west of Pulga. 365 Comment
  CHSC38063  Rumex acetosella R. E. Preston 1982-6-23 308 B Butte In meadow at edge of stream; Deadwood Creek at Dixie Valley Road. 999 Comment
  CHSC42496  Rumex acetosella Lowell Ahart 1987-6-9 5742 Butte Around rocks, on the west side of the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap. 271 Comment
  CHSC42974  Rumex acetosella Lowell Ahart 1987-7-8 5802 Butte Along Big Bar Mountain Road, about 3 miles south-west of Coyote Gap, south-east of Pulga. 1280 Comment
  CHSC48262  Sagina saginoides Vernon Oswald 1984-5-23 1199 Butte Near the falls on Bear Ranch Creek s-e of Calif. Hwy 70 at the Cresta Rest Area. 512 Comment
  CAS-BOT-BC103044  Salix bonplandiana John Thomas Howell; Gordon H. True 1967-5-9 42241 Butte canyonside on northwest side of Feather River Canyon near Pulga Bridge Comment
  CAS-BOT-BC129904  Salix bonplandiana John Thomas Howell; Gordon H. True 1967-5-9 42242 Butte Northwest side of Feather River Canyon near Pulga Bridge Comment
  CAS-BOT-BC129905  Salix bonplandiana John Thomas Howell; Gordon H. True; Lewis S. Rose 1968-6-12 4294 Butte Feather River Canyon near Pulga Bridge 609 Comment
  CAS-BOT-BC107834  Salix gooddingii Gordon H. True; J. T. Howell; Lewis S. Rose 1968-6-12 4293 Butte Feather River Canyon near Pulga Bridge 609 Comment
  CAS-BOT-BC106982  Salix lasiolepis M. S. Taylor 1979-3-19 1934 Butte 1.5 mi e of Pulga bridge over Feather River, along Hwy 70, near Bear Ranch Creek, ca. 25 air mi n of Oroville 487 Comment
  CAS-BOT-BC106983  Salix lasiolepis John Thomas Howell; Gordon H. True 1969-4-8 45486 Butte Near Pulga Bridge west of Pulga 411 Comment
  CHSC32675  Salix lasiolepis M. S. Taylor 1981-3-24 3434 Butte S side of Hwy 70 at creek entrance opposite Cresta Powerhouse, ca. 2 mi e of Pulga. 487 Comment
  CHSC37770  Salix lasiolepis M. S. Taylor 1979-3-19 1934 Butte 1.5 mi e of Pulga bridge over Feather River, along Hwy 70, near Bear Ranch Creek, ca. 25 air mi n of Oroville. 487 Comment
  GH383400  Salix lasiolepis J. T. Howell & G. H. True 1969-4-8 45486 Unknown Near Pulga Bridge west of Pulga 411 Comment
  CAS-BOT-BC129576  Salix lasiolepis var. lasiolepis John Thomas Howell; Gordon H. True 1969-4-8 45487 Butte Near Pulga Bridge west of Pulga - Sierra Nevada 411 Comment
  CAS-BOT-BC129625  Salix lasiolepis var. lasiolepis John Thomas Howell; Gordon H. True 1967-5-9 42239 Butte Serpentine canyonside on northwest side of Feather River Canyon near Pulga Bridge - Sierra Nevada Comment
  RSA503334  Salix lasiolepis var. lasiolepis J. T. Howell, Gordon H. True 1967-5-9 42239 Butte NW side of Feather River Canyon near Pulga Bridge. Comment
  CAS-BOT-BC124578  Salix lemmonii John Thomas Howell; Gordon H. True 1967-5-9 42240 Butte on northwest side of Feather River Canyon near Pulga Bridge Comment
  SD130407  Salix lemmonii John Thomas Howell 1967-5-9 42240 Butte Canyonside on northwest side of Feather River near Pulga Bridge Comment
  JEPS98470  Sanguisorba annua Lowell Ahart 2000-6-29 8544 Butte 5 air miles E of Magalia (W side of Concow Road at Flea Meadow, about 1/2 mi W of Flea Mountain, 3 1/2 air miles N of Concow Reservoir) 1036 Comment
  JEPS48316  Sanicula bipinnatifida Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2694 Butte Pulga Bridge North Fork of Feather River (w side) 472 Comment
  CHSC32622  Sanicula tuberosa M. S. Taylor; L. Hanson 1981-3-31 3455 Butte Serpentine ridge, n side of spur rd 1/4 mi w of its jct w Ponderosa Way (Rim Rd, rd to Flea Valley), ca. 3 mi n of its jct with Hwy 70 at Jarbo Gap, ca. 20 air mi n of Oroville. 792 Comment
  CHSC42674  Sanicula tuberosa Vernon Oswald 1985-4-3 1699 Butte Concow Rd. n of L. Concow. 975 Comment
  CHSC67150  Sanicula tuberosa James D. Jokerst; L. Ahart 1985-3-24 2179 Butte Rocky Ridge' ca. 1.33 mi NE of edge of Lake Concow on road to Flea Mtn. Comment
  UC1532341  Sanicula tuberosa Vernon Oswald 1986-6-29 1988 Butte Rim Rd (Ponderosa Way) 3 mi N of Jarbo Gap on Hwy 70 868 Comment
  CHSC94574  Saponaria officinalis Lowell Ahart 2006-9-11 13337 Butte South side of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS108971  Saponaria officinalis Lowell Ahart 2006-9-11 13337 Butte South side of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  CHSC1416  Sarcodes sanguinea 1954-5-30 Butte Rag Dump, near Stirling. 1066 Comment
  CHSC44619  Sceptridium multifidum Vernon Oswald 1985-9-2 1935 Butte Concow Rd. ca. 6 air miles nne of Lake Concow at Rag Dump. Near Fall Creek. 1170 Comment
  CHSC56799  Scirpus congdonii L. P. Janeway 1987-6-26 2291 Butte At Rag Dump, Fall Creek. 1173 Comment
  CHSC56805  Scirpus congdonii L. P. Janeway 1988-7-2 2973 Butte Southerly slope of Big Bar Mountain; along road 5.5 mi southwest of Coyote Gap. 1188 Comment
  CHSC78321  Scirpus congdonii Lowell Ahart 2000-6-29 8547 Butte By the road culvert, on the northwest side of Flea Meadow, about 1/2 mile west of Flea Mountain, about 3 1/2 miles (air) north of Concow Reservoir, about 5 miles (air) east of Magalia. 1036 Comment
  CHSC46317  Scirpus diffusus Vernon Oswald 1989-6-8 3805 Butte W side of Concow Rd at Flea Valley. 1118 Comment
  CHSC56810  Scirpus diffusus L. P. Janeway 1987-6-13 2216 Butte Meadow just northeast of the junction of Concow Road and the road to Flea Mountain. 1188 Comment
  CHSC94607  Scirpus microcarpus Lowell Ahart 2006-9-13 13314 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS110301  Scirpus microcarpus Lowell Ahart 2006-9-13 13314 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  CHSC1900  Scrophularia californica subsp. floribunda L. Oliver; D. Sloan 1935-4-20 Butte Feather River Canyon. Comment
  CHSC42832  Scutellaria californica L. P. Janeway 1987-5-20 2074 Butte Along hwy 70 1.7 mi NE of Pulga bridge; N Fk Feather River at Poe Dam. 472 Comment
  CHSC93861  Scutellaria californica Lowell Ahart 2006-6-9 12658 Butte On the north side of Bardees Bar Road, north of the small stream, on the east side of the large stream, about 1/8 mile northwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 385 Comment
  HSC96904  Scutellaria californica L. Ahart 2006-6-9 12658 Butte On N side of Bardees Bar Rd., ca. 1/8 mi. NW of the poor bridge across the N Fork of the Feather River at Bardees Bar, about 2 3/4 mi. SW of Pulga 386 Comment
  JEPS108982  Scutellaria californica Lowell Ahart 2006-6-9 12658 Butte On the north side of Bardees Bar Road, north of the small stream, on the east side of the large stream, about 1/8 mile northwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga 385 Comment
  RSA718334  Scutellaria californica L. Ahart 2006-6-9 12658 Butte North side of Bardees Bar Road, north of the small stream, on the east side of the large stream, about 1/8 mile northwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2.75 miles (air) southwest of Pulga. 386 Comment
  UC1713627  Scutellaria californica Lewis S. Rose 1940-5-30 40426 Butte 25 mi ne of Oroville (Feather River Canyon); Feather River Canyon 609 Comment
  CHSC4640  Scutellaria tuberosa R. Carter 1966-4-28 376 Butte Found in Feather R. Canyon ca. 7 mi. N of Jarbo Gap at intersection of Hwy. 70 and 23N28; ca. 100 yds. up 23N28 on W side of road. 640 Comment
  CAS-BOT-BC46018  Sedum albomarginatum John Thomas Howell 1951-8-19 28153 Butte 2 miles west of Pulga. 365 Comment
  CAS-BOT-BC61496  Sedum albomarginatum M. S. Taylor 1982-6-21 4489 Butte On north side of Hwy 70 along Pulga Rd. near Pulga Bridge over Feather River. 20. miles NE of Oroville. 487 Comment
  CHSC32684  Sedum albomarginatum M. S. Taylor; D. Hemphill 1981-3-18 3418 Butte N side of Pulga Rd, at its jct with Hwy 70 at Pulg ... Field redacted by CHSC, contact the data manager for more information 487 Comment
  CHSC33872  Sedum albomarginatum M. S. Taylor 1981-5-11 3687 Butte N side of Feather River Hwy 70, at jct with Pulga ... Field redacted by CHSC, contact the data manager for more information 487 Comment
  JEPS26934  Sedum albomarginatum P. C. Hutchison 1961-6-9 2101 Butte w side Feather River Canyon (at Pulga Bridge, on steep serpentine cliffs); w side Feather River Canyon at Pulga Bridge Comment
  CAS-BOT-BC59135  Sedum spathulifolium Lewis S. Rose 1963-6-2 63075 Butte 2 miles South of Pulga, North Fork Feather River. 579 Comment
  CHSC21005  Sedum spathulifolium M. S. Taylor 1975-4-29 546 Butte On s side of Hwy 70, ca. 25 mi ne of Oroville. Comment
  CHSC60280  Sedum spathulifolium Kathleen McShea 1992-4-23 19 Butte Ca 3.8 mi s of Arch Rock Tunnel on Hwy 70. 45 mi sw of Quincy. 640 Comment
  CHSC94240  Sedum spathulifolium Lowell Ahart 2006-5-10 12627 Butte Road bank, on the west side of the dirt road, Bardees Bar Road, south of the small stream, about 1/4 mile southwest of the poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 3/4 miles (air) southwest of Pulga. 405 Comment
  UCD135969  Selaginella asprella D. Sanchez-Mata; P. Rodriguez-Rojo 1997-8-16 s.n. Butte Parkhill-Pulga near Pulga Road. 520 Comment
  UCD69268  Selaginella asprella D. Sanchez-Mata; P. Rodriguez-Rojo 1997-8-16 s.n. Butte Parkhill-Pulga near Pulga Road. 520 Comment
  CAS-BOT-BC62120  Selaginella hansenii John Thomas Howell; Gordon H. True 1967-5-9 42232 Butte Southeast side of North Fork of Feather River at Pulga Bridge Comment
  CHSC117771  Selaginella hansenii L. P. Janeway 2016-11-9 12176 Butte Northern High Sierra Nevada. Plumas National Forest; rocky bench above Pulga Road 0.5 road-km north of Hwy 70 at Pulga Bridge. 502 Comment
  CHSC32648  Selaginella hansenii M. S. Taylor 1981-3-18 3419 Butte N side of Pulga Rd, ca. 1/4 mi e of its jct with Pulga bridge over Hwy 70. 487 Comment
  CHSC48043  Selaginella hansenii L. P. Janeway 1984-10-8 1179 Butte Along Hwy 70 above North Fork Feather River. 609 Comment
  JEPS127577  Selaginella hansenii L. P. Janeway 2016-11-9 12176 Butte Northern High Sierra Nevada. Plumas National Forest; rocky bench above Pulga Road 0.5 road-km north of Highway 70 at Pulga Bridge. Pulga 7.5' Quad. Comment
  JEPS89349  Senecio Dean W. Taylor 1997-4-9 15967 Butte along Hwy. 70 ca. 2 rd. mi. w. of bridge over the river at Pulga (Feather River Canyon, Plumas Nat'l Forest); Sierra Nevada (nSNF), Plumas Nat'l Forest, Feather River Ca 579 Comment
  SBBG32387  Senecio eurycephalus L. S. Rose 1967-6-11 Butte 3 mi S of Pulga, Feather River Cyn Comment
  CDA11291  Senecio eurycephalus var. eurycephalus G. F. Hrusa 1994-5-31 11886 Plumas Sierra Nevada; Junction of Hwy. 70 and Pulga Rd. Comment
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Apr 10 2018
  CHSC88645  Senecio eurycephalus var. lewisrosei Linnea Hanson 1986-5-8 276 Butte Plumas National Forest. Pulga Bridge. 548 Comment
  RSA302659  Senecio eurycephalus var. lewisrosei J. R. Shevock 1972-5-19 1777 Butte Hwy 70, Feather River Canyon. 21 Comment
  RSA712950  Senecio eurycephalus var. lewisrosei L. Ahart 2006-5-10 12616 Butte Bardees Bar Road, about 100 yards north of poor bridge across the North Fork of the Feather River at Bardees Bar, about 2 1/2 miles (air) southwest of pulga. 355 Comment
  CAS-BOT-BC213666  Senecio lewisrosei Lewis S. Rose 1939-6-7 39247 Butte North Fork of Feather River, 3 mi. s. of Pulga, Canyon side 609 Comment
  CAS-BOT-BC213676  Senecio lewisrosei Lewis S. Rose 1939-6-7 39247 Butte North Fork of Feather River, 3 mi. s. of Pulga, Canyon side 609 Comment
  CAS-BOT-BC5710  Senecio lewisrosei Lewis Samuel Rose 1939-6-7 39247 Butte North Fork of the Feather River, 3 mi S of Pulga 609 Comment
  CAS-BOT-BC5711  Senecio lewisrosei Lewis Samuel Rose 1939-6-7 39247 Butte North Fork of Feather River, 3 mi S of Pulga. 609 Comment
  GH11968  Senecio lewisrosei L. S. Rose 1939-6-7 39247 Unknown North Fork of Feather River, 3 miles south of Pulga Comment
  GH11969  Senecio lewisrosei L. S. Rose 1939-6-7 39247 Unknown North Fork of Feather River, 3 miles south of Pulga Comment
  NY233354  Senecio lewisrosei L. S. Rose 1939-6-7 39247 Butte North Fork of Feather River, 3 miles south of Pulga 609.6 Comment
  NY233355  Senecio lewisrosei L. S. Rose 1939-6-7 39247 Butte North Fork of Feather River, 3 miles south of Pulga 609.6 Comment
  NY233356  Senecio lewisrosei L. S. Rose 1939-6-7 39247 Butte North Fork of Feather River, 3 miles south of Pulga 609.6 Comment
  CHSC69442  Sericocarpus oregonensis Lowell Ahart 1997-9-6 7890 Butte Near the McNab Cypress grove, near the steel tower power line, along the sides of a logging road, about 1/4 mile west of Rim Road, about 2 miles (air) northeast of Concow Reservoir. 731 Comment
  JEPS104835  Sericocarpus oregonensis Dean W. Taylor 1995-8-6 15388 Butte N end Rocky Ridge; 6 air mi E of Paradise, northern rim of North Fork Feather River canyon; Lassen National Forest 975 Comment
  JEPS95027  Sericocarpus oregonensis subsp. californicus Lowell Ahart 1997-9-6 7890 Butte about 2 air mi ne of Concow Reservoir (near the McNab Cypress Grove, near the steel power line, along sides of logging road, about 1/4 mi w of Rim Road) 731 Comment
  CHSC94676  Setaria parviflora Lowell Ahart 2006-9-28 13383 Butte On the east side of the North Fork of the Feather River, on the west side of Hightway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  JEPS110277  Setaria parviflora Lowell Ahart 2006-9-28 13383 Butte On the east side of the North Fork of the Feather River, on the west side of Hightway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel 445 Comment
  RSA724851  Setaria parviflora L. Ahart 2006-9-28 13383 Butte on the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  CAS-BOT-BC240123  Setaria pumila Lowell Ahart 1981-9-19 3190 Butte Cresta Power House 550 Comment
  CDA2456  Setaria viridis L. Ahart 2006-9-11 13309 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. Comment
  CHSC94557  Setaria viridis Lowell Ahart 2006-9-11 13309 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  JEPS110304  Setaria viridis Lowell Ahart 2006-9-11 13309 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  RSA724995  Setaria viridis L. Ahart 2006-9-11 13309 Butte South edge of the North Fork of the Feather River, North side of Highway 70, About 1/8 mile west of the Poe Dam, About 3/4 mile northeast of Pulga, About 21 miles (air) northeast of Oroville. 432 Comment
  CHSC100865  Sidalcea gigantea B. Castro; David Toren 2005-7-21 1520 Butte Ca 9 air mi NE of Paradise, and 2.5 mi NE of Flea Mtn, at the crossing of Lockerman Ck by USFS Rd 24N13. Ca 200 ft from W edge of ck. 950 Comment
  CHSC100866  Sidalcea gigantea B. Castro; David Toren 2005-7-21 1520 Butte Ca 9 air mi NE of Paradise, and 2.5 mi NE of Flea Mtn, at the crossing of Lockerman Ck by USFS Rd 24N13. Ca 200 ft from W edge of ck. 950 Comment
  JEPS97942  Sidalcea gigantea G. Clifton 1999-7-3 36019 Butte Pulga Comment
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Feb 9 2008
  JEPS97944  Sidalcea gigantea G. Clifton 1999-7-3 36019 Butte Pulga Comment
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Feb 9 2008
  JEPS97945  Sidalcea gigantea G. Clifton 1999-7-3 36019 Butte Pulga Comment
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Feb 9 2008
  RSA739637  Sidalcea malviflora subsp. celata B. Castro, David Toren 2005-7-21 1520 Butte 9 air miles NE of Paradise, 2.5 miles NE of Flea Mtn, at the crossing of Lockerman Creek by USFS road 24N13. 951 Comment
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Aug 6 2019
  CHSC46829  Silene antirrhina R. A. Schlising 1985-6-7 4470 Butte NE part of county, along Hwy 70 in canyon of North Fork, Feather River. On trail from road to river. 487 Comment
  CHSC37284  Silene gallica M. S. Taylor 1982-5-2 4390 Butte N side of Hwy 70, at Pulga bridge, ca. 20 mi ne of Oroville. Pulga serpentine outcrops. 487 Comment
  CAS-BOT-BC389007  Silene laciniata subsp. californica Mrs. Eva Pattee 1923-5-15 s.n. Butte Shady Rest near Cresta Comment
  CHSC31020  Silene laciniata subsp. californica M. S. Taylor 1980-10-6 3353 Butte S side of Hwy 70, ca. 1/4 mi w of Bear Creek jct with N fork Feather River, ca. 0.5 mi w of Arch Rock Tunnel rest stop. 487 Comment
  CHSC37282  Silene latifolia subsp. alba M. S. Taylor 1982-6-24 4726 Butte E side of Flea Mt ridge, ca. 1 mi se of Flea Mt, 1.7 mi se of Ponderosa Way, ca. 8.9 mi n of Jarbo Gap. 1097 Comment
  CHSC20428  Silene lemmonii 1974-5-8 Butte Feather River Canyon. Comment
  CHSC32665  Silene lemmonii M. S. Taylor 1981-3-24 3436 Butte S side of Hwy 70, ca. 1/2 mi w of Cresta Powerhouse, ca. 1.5 mi e of Pulga. 487 Comment
  CHSC33224  Sisymbrium orientale R. E. Preston 1981-6-2 81 Butte At roadside. On s side of Hwy 70 across from power company rest area, ca. 38 km nne of Oroville. 488 Comment
  CHSC42970  Solanum americanum Lowell Ahart 1987-7-8 5790 Butte Along Walker Plains Road, about 1/2 mile east of Highway 70, near Pulga. 457 Comment
  CHSC94570  Solanum americanum Lowell Ahart 2006-9-11 13296 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94654  Solanum americanum Lowell Ahart 2006-9-28 13377 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  JEPS110130  S