39.53061 39.63061 -121.50483 -121.40483
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Search Results
— 567 specimen records retrieved (567 records with coordinates)
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? | Specimen ID | Determination * | Collector | Collection Date | Collection Number | County | Locality | Elevation in meters | Feedback | |
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CHSC97719 | Abutilon theophrasti | Lowell Ahart | 2007-10-31 | 14516 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 224 | Comment | ||
CHSC97720 | Acmispon americanus var. americanus | Lowell Ahart | 2007-10-31 | 14518 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 224 | Comment | ||
CHSC84859 | Acmispon argophyllus var. fremontii | L. P. Janeway; John Hunt | 2003-6-6 | 7815 | Butte | Northern Sierra Nevada Foothills. South-facing slope above Lake Oroville 650 m north-northeast of the north end of Bidwell Bar Bridge. | 296 | Comment | ||
CHSC39345 | Acmispon glaber | Lowell Ahart | 1983-6-26 | 4147 | Butte | Along Ponderosa Way, about 1 mile south-east of the East Fork of Canyon Creek, about 14 miles north-east of Oroville. The sign gives Big Ridge Road insead of Ponderosa Way. | 575 | Comment | ||
CHSC113287 | Acmispon parviflorus | Lowell Ahart | 2014-4-15 | 19352 | Butte | Steep sides of rocky point, below the high water line of Lake Oroville, about 250 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | 253 | Comment | ||
JEPS122195 | Acmispon parviflorus | Lowell Ahart | 2014-4-15 | 19352 | Butte | Below the high water line of Lake Oroville, about 250 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | Comment | |||
CHSC110345 | Aegilops triuncialis | L. P. Janeway | 2013-5-9 | 11100 | Butte | Northern High Sierra Nevada. Plumas National forest; along Oroville-Quincy Hwy 5.6 road km north of the bridge over Canyon Creek arm of Lake Oroville. | 357 | Comment | ||
HSC103928 | Aegilops triuncialis | L. P. Janeway | 2013-5-9 | 11100 | Butte | Plumas National Forest; along Oroville-Quincy Hwy., 5.6 road km N of the bridge over Canyon Creek arm of Lake Oroville | 357 | Comment | ||
CAS-BOT-BC202591 | Aesculus californica | Lowell Ahart | 1983-6-26 | 4112 | Butte | Along Ponderosa Way, about 1/8 mile east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville | 500 | Comment | ||
CHSC32379 | Agoseris grandiflora | J. D. Jokerst | 1980-6-15 | 839 | Butte | Oroville-Quincy Highway, ca. 2 mi N of the bridge over Lake Oroville, (the northernmost bridge). | Comment | |||
CHSC85917 | Agoseris heterophylla | L. P. Janeway; Gavin Blosser, Adam Henderson, John Hunt | 2003-4-15 | 7757 | Butte | Northern Sierra Nevada Foothills. Above an ephemeral drainage on south side of Potter Ravine arm of Lake Oroville, 1.8 km north of the Spillway Boat Ramp. | 296 | Comment | ||
CHSC86108 | Agoseris retrorsa | L. P. Janeway; John Hunt | 2003-4-22 | 7763 | Butte | Northern Sierra Nevada Foothills. Near tip of peninsula into west side of Lake Oroville, at Bloomer Point Campground; 4.3 km southwest of Bloomer Hill. | 283 | Comment | ||
UC1563282 | Agrostis exarata | Lowell Ahart | 1990-9-30 | 6608 | Butte | about 1/8 mi ne Canyon Creek Bridge across Lake Oroville (below the high water line of Lake Oroville); Lake Oroville, East Fork of Canyon Creek | 243 | Comment | ||
CHSC51285 | Agrostis exarata var. monolepis | Lowell Ahart | 1990-9-30 | 6608 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/8 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 243 | Comment | ||
UCD149814 | Agrostis gigantea | William Anderson | 1965-6-20 | s.n. | Butte | Canyon Creek. | Comment | |||
UC1586600 | Allium peninsulare | Vernon H. Oswald and Lowell Ahart | 1991-5-13 | 4577 | Butte | Dan Beebe Trail between Canyon Drive and Oroville Blvd. East (opposite the spillway); Lake Oroville Recreation Area, Dan Beebe Trail | 213 | Comment | ||
UC1586630 | Allophyllum divaricatum | Lowell Ahart | 1991-6-22 | 6662 | Butte | n. of Springtown Rd. Lake Oroville | 243 | Comment | ||
CDA3266 | Amaranthus albus | L. Ahart | 2002-10-17 | 9965 | Butte | About 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. On the gentle hills below the high water line of Lake Oroville. | Comment | |||
CHSC83056 | Amaranthus albus | Lowell Ahart | 2002-10-17 | 9985 | Butte | On the hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CHSC97133 | Amaranthus albus | Lowell Ahart | 2007-7-2 | 14240 | Butte | East road edge of Oroville Quincy Highway, about one mile south of Big Ridge Road, about 9 miles (air) northeast of Oroville. | 362 | Comment | ||
JEPS103452 | Amaranthus albus | Lowell Ahart | 2002-10-17 | 9985 | Butte | On the hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
JEPS113490 | Amaranthus albus | Lowell Ahart | 2007-7-2 | 14240 | Butte | East road edge of Oroville Quincy Highway, about one mile south of Big Ridge Road, about 9 miles (air) northeast of Oroville | 362 | Comment | ||
RSA726362 | Amaranthus albus | L. Ahart | 2007-7-2 | 14240 | Butte | East road edge of Oroville Quincey Highway, about one mile south of Big Ridge Road, about 9 miles (air) northeast of Oroville. | 363 | Comment | ||
CHSC51248 | Amaranthus californicus | Lowell Ahart | 1990-9-30 | 6602 | Butte | Along the edges of Canyon Creek, below the high water line of Lake Oroville, below the Canyon Creek Bridge across Lake Oroville. | 228 | Comment | ||
CHSC83026 | Amaranthus californicus | Lowell Ahart | 2002-10-17 | 9984 | Butte | On the hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
JEPS103456 | Amaranthus californicus | Lowell Ahart | 2002-10-17 | 9984 | Butte | On the hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
UC1563277 | Amaranthus californicus | Lowell Ahart | 1990-9-30 | 6602 | Butte | below Canyon Creek Bridge across Lake Oroville (along the edges of Canyon Creek); Lake Oroville, Canyon Creek | 228 | Comment | ||
CHSC97127 | Amaranthus hybridus | Lowell Ahart | 2007-7-2 | 14241 | Butte | East road edge of Oroville Quincy Highway, about one mile south of Big Ridge Road, about 9 miles (air) northeast of Oroville. | 362 | Comment | ||
JEPS113491 | Amaranthus hybridus | Lowell Ahart | 2007-7-2 | 14241 | Butte | East road edge of Oroville Quincy Highway, about one mile south of Big Ridge Road, about 9 miles (air) northeast of Oroville | 362 | Comment | ||
RSA726365 | Amaranthus hybridus | L. Ahart | 2007-7-2 | 14241 | Butte | East road edge of Oroville Quincey Highway, about one mile south of Big Ridge Road, about 9 miles (air) northeast of Oroville. | 363 | Comment | ||
CHSC83017 | Ammannia coccinea | Lowell Ahart | 2002-10-17 | 10002 | Butte | Bottom of a wash, between the gentle hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CHSC40404 | Aphyllon epigalium subsp. epigalium | Ahart; Jokerst | 1985-5-10 | 4961 | Butte | On the high bank on the south side of the dirt road, 1/2 mile east of Potter Ravine, south of the east branch of Potter Ravine, 2 1/2 miles north-east of Oroville Dam. | 320 | Comment | ||
UCD52197 | Arctostaphylos viscida | Joseph M. DiTomaso | 1976-5-23 | 459 | Butte | California, Butte County: Lake Oroville, peninsula on south side. | 274 | Comment | ||
UC177598 | Arctostaphylos viscida subsp. viscida | H. M. Hall | 1914-8-2 | 9830 | Butte | foothills near Bidwell Bar (ridge summit near Mt. Ida Ranch); Sierra Nevada Mountains | Comment | |||
CHSC4665 | Aristolochia californica | R. Carter | 1966-4-11 | 336 | Butte | Found ca. 1 mi. E of Bidwell Bar along S side of R.R. tracks, 300 yds. W of R.R. bridge over S Fork. | 152 | Comment | ||
CHSC51249 | Artemisia douglasiana | Lowell Ahart | 1990-10-3 | 6625 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of lake Oroville, about 1/4 mile north east of the Canyon Creek Bridge across Lake Oroville. | 259 | Comment | ||
UC1563294 | Artemisia douglasiana | Lowell Ahart | 1990-10-3 | 6625 | Butte | 1/4 mi e Canyon Creek Bridge across Lake Oroville; Lake Oroville, East Fork Canyon Creek | 259 | Comment Read comments Mar 31 2009 |
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CHSC41240 | Aspidotis californica | J. D. Jokerst | 1985-3-17 | 2158 | Butte | The first one east of Potters Raive. Ca 1/2 mile south of Box Hall Flat, north of Lake Oroville. | Comment | |||
CHSC40307 | Astragalus gambelianus | Ahart; Jokerst | 1985-5-10 | 4962 | Butte | 1/2 mile south of Box Hall Flat, about 1 mile east of Potter Ravine, about 2 and 3/4 miles north-east of Oroville Dam. | 320 | Comment | ||
CHSC4672 | Balsamorhiza deltoidea | R. Carter | 1966-4-11 | 335 | Butte | Found ca. 1 mi E of Bidwell Bar along RR tracks, just W of RR bridge over S Fork. | 152 | Comment | ||
CAS-BOT-BC145680 | Brachypodium distachyon | Lowell Ahart | 1983-6-21 | 4062 | Butte | Sierra Nevada. Along Bloomer Hill Road, ca. 1/8 mile west of Oroville Quincy Highway, 1.25 mile south of the Berry Creek School. Northeast of Oroville, section 5. | 400 | Comment | ||
CHSC39510 | Brachypodium distachyon | Lowell Ahart | 1983-6-21 | 4062 | Butte | Along the edge of Bloomer Hill Road, 1/8 mile west of the Oroville Quincy Highway, 1 1/4 miles south of the Berry Creek School, north-east of Oroville. Section 5. | 400 | Comment | ||
CHSC86533 | Brachypodium distachyon | L. P. Janeway | 2003-5-7 | 7776 | Butte | Northern Sierra Nevada Foothills. Kelly Ridge between Lake Oroville Visitors Center and south end of Oroville Dam. | 329 | Comment | ||
UCD57391 | Briza minor | Joseph M. DiTomaso | 1976-5-23 | 469 | Butte | Lake Oroville. Peninsula at south end. | Comment | |||
CHSC39341 | Brodiaea elegans | Lowell Ahart | 1983-6-26 | 4146 | Butte | Along Ponderosa Way, about 1/2 mile south of the East Fork of Canyon Creek, about 13 1/2 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 550 | Comment | ||
CHSC39667 | Brodiaea sierrae | Lowell Ahart | 1983-6-21 | 4081 | Butte | Along Bloomer Hill Road, about 3/4 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. Section 6. | 425 | Comment | ||
CAS-BOT-BC155943 | Bromus commutatus | Lowell Ahart | 1983-6-26 | 4143 | Butte | Sierra Nevada. Along Ponderosa Way, ca. 0.5 mile south of the East Fork of Canyon Creek, ca. 13.5 miles northeast of Oroville. | 550 | Comment | ||
CHSC39961 | Bromus japonicus | L. Ahart; P. Ahart | 1983-6-26 | 4143 | Butte | Around a meadow along Ponderosa Way (Big Ridge Rd), ca. 1/2 mi s of East Fork Canyon Creek, ca. 13.5 mi ne of Oroville. | 550 | Comment | ||
CAS-BOT-BC162468 | Bromus laevipes | Lowell Ahart | 1983-6-21 | 4058 | Butte | Along Bloomer Hill Road, ca. 1/8 mile west of the Oroville Quincy Highway, 1.25 mile south of the Berry Creek School, northeast of Oroville. Sec. 5. | 400 | Comment | ||
CHSC39523 | Bromus laevipes | Lowell Ahart | 1983-6-21 | 4058 | Butte | On the cut-bank along Bloomer Hill Road, 1/8 mile west of the Oroville Quincy Highway, 1 1/4 miles south of the Berry Creek School, north-east of Oroville. | 400 | Comment | ||
CHSC85002 | Bromus laevipes | L. P. Janeway; John Hunt | 2003-6-5 | 7806 | Butte | Northern Sierra Nevada Foothills. Northerly-facing slope over-looking Lake Oroville about 173 m west of the south end of Bidwell Bar Bridge, between the Oroville-Quincy Hwy and the lake. | 299 | Comment | ||
CAS-BOT-BC162360 | Bromus madritensis | Lowell Ahart | 1983-6-21 | 4078 | Butte | Along Bloomer Hill Road, ca. 0.75 mile west of the Oroville Quincy Highway, ca. 15 mile northeast of Oroville. | 425 | Comment | ||
CHSC39490 | Bromus madritensis subsp. madritensis | Lowell Ahart | 1983-6-21 | 4078 | Butte | Along Bloomer Hill Road, about 3/4 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. | 425 | Comment | ||
CAS-BOT-BC161611 | Bromus sterilis | Ahart; Jokerst | 1985-5-10 | 4956 | Butte | 10 meters north of the east branch of Potter Ravine, about 2.25 miles north of Oroville Dam. | 350 | Comment | ||
CHSC40290 | Bromus sterilis | Ahart; Jokerst | 1985-5-10 | 4956 | Butte | 10 yards north of the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CHSC40398 | Callitriche heterophylla var. bolanderi | Ahart; Jokerst | 1985-5-10 | 4946 | Butte | On the bottom of the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CHSC10650 | Calochortus albus | Lowell Ahart | 1966-5-10 | Butte | Bidwell Bar. | 152 | Comment | |||
CAS-BOT-BC270006 | Calycadenia multiglandulosa | Lowell Ahart | 1983-6-21 | 4086 | Butte | Found along Bloomer Hill Road, about 1.25 miles W of the Oroville Quincy Highway, about 15 miles NE of Oroville | 450 | Comment | ||
CHSC86568 | Calycadenia oppositifolia | L. P. Janeway | 2003-5-7 | 7775 | Butte | Northern Sierra Nevada Foothills. Kelly Ridge between Lake Oroville Visitors Center and south end of Oroville Dam. | 329 | Comment | ||
CHSC91459 | Calycadenia oppositifolia | Lowell Ahart | 2005-7-12 | 12136 | Butte | On the west side of Encina Grade Road (Bloomer Hill Road), about 2 miles (air) southeast of Bloomer Hill, about 2 miles west of Oroville Quincy Highway. | 623 | Comment | ||
JEPS107874 | Calycadenia oppositifolia | Lowell Ahart | 2005-7-12 | 12136 | Butte | On the west side of Encina Grade Road (Bloomer Hill Road), about 2 miles (air) southeast of Bloomer Hill, about 2 miles west of Oroville Quincy Highway | 623 | Comment | ||
JEPS107984 | Calycadenia oppositifolia | Lowell Ahart | 2005-7-12 | 12136 | Butte | On the west side of Encina Grade Road (Bloomer Hill Road), about 2 miles (air) southeast of Bloomer Hill, about 2 miles west of Oroville Quincy Highway | 623 | Comment | ||
RSA716045 | Calycadenia oppositifolia | L. Ahart | 2005-7-12 | 12136 | Butte | On the west side of Encina Grade Road (Bloomer Hill Road), about 2 miles (air) southeast of Bloomer Hill, about 2 miles west of Oroville Quincy Highway. | 624 | Comment | ||
RSA788196 | Calycadenia oppositifolia | R. L. Carr | 1977-7-6 | 2033 | Butte | Big Ridge Rd, 2.3 mi SE of jct with Oroville-Quincy Hwy, S of Berry Creek. | 610 | Comment | ||
UC1971667 | Calycadenia oppositifolia | 1977-7-6 | 2033 | Butte | Big Ridge Road, 2.3 mi SE of jct with Oroville - Quincy Hwy, S of Berry Creek, on runoff area just above road (=GDC 699A) | 610 | Comment | |||
CHSC39328 | Calycadenia truncata | Lowell Ahart | 1983-6-26 | 4153 | Butte | Along the edge of Ponderosa Way, about 1 1/2 miles southeast of the East Fork of Canyon Creek, about 14 1/2 miles northeast of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 575 | Comment | ||
CAS-BOT-BC90919 | Calycanthus occidentalis | Lowell Ahart | 1983-6-26 | 4104 | Butte | About 1/8 mile east of the intersection of the Oroville Quincy Highway and Ponderosa Way. | 500 | Comment | ||
UC854796 | Calycanthus occidentalis | R. Sprague | 1939-5-20 | Butte | Feather River | Comment | ||||
CHSC54088 | Carduus pycnocephalus | Vernon H. Oswald; Lowell Ahart | 1991-5-13 | 4587 | Butte | Dan Beebe Trail in Lake Oroville Recreation Area, between Canyon Drive and Oroville Dam Blvd East (opposite the spillway). | 137 | Comment | ||
SEINET7550019 | Carex aquatilis | L. P. Janeway, Gavin Blosser, Paul Kirk | 2003-3-27 | 7748 | Butte | Northern Sierra Nevada Foothills. At high water line of Middle Fork Feather River arm of Lake Oroville, at the mouth of Sycamore Creek; 3.1 km north-northeast of the Bidwell Bar Bridge. Oroville Dam quad 7.5' quad. | 274 | Comment | ||
SEINET7550020 | Carex aquatilis | L. P. Janeway, Gavin Blosser, John Hunt | 2003-4-22 | 7764 | Butte | Oroville Dam quad. Northern Sierra Nevada Foothills. Just below high water line of Lake Oroville on south side of Bloomer Point Campground (west side of the lake); 4.7 km southwest of Bloomer Hill. | 271 | Comment | ||
CHSC85914 | Carex aquatilis var. aquatilis | L. P. Janeway; Gavin Blosser, John Hunt | 2003-4-22 | 7764 | Butte | Northern Sierra Nevada Foothills. Just below high water line of Lake Oroville on south side of Bloomer Point Campground (west side of the lake); 4.7 km southwest of Bloomer Hill. | 271 | Comment | ||
CHSC85920 | Carex aquatilis var. aquatilis | L. P. Janeway; Gavin Blosser, Paul Kirk | 2003-3-27 | 7748 | Butte | Northern Sierra Nevada Foothills. At high water line of Middle Fork Feather River arm of Lake Oroville, at the mouth of Syca-more Creek; 3.1 km north-northeast of the Bidwell Bar Bridge. | 274 | Comment | ||
UC1586586 | Carex bolanderi | Vernon H. Oswald and Lowell Ahart | 1991-5-13 | 4583 | Butte | Dan Beebe Trail between Canyon Drive and Oroville Blvd. East (opposite the spillway, on the edge of Palermo Canal); Lake Oroville Recreation Area, Dan Beebe Trail | 170 | Comment | ||
CAS-BOT-BC34952 | Carex densa | J. D. Jokerst | 1985-5-11 | 2325 | Butte | Ca. 0.5 mile south of Bax Hall Flat, 1 mile east of Potter Ravine, immediately north of Lake Oroville. | Comment | |||
CHSC41227 | Carex densa | J. D. Jokerst | 1985-5-11 | 2325 | Butte | Along intermittent creek that drains Box Hall Flat. Ca. 1.0 mile east of Potter Ravine, north of adjacent to to Lake Oroville. | Comment | |||
CHSC86104 | Carex densa | L. P. Janeway; John Hunt | 2003-4-22 | 7760 | Butte | Northern Sierra Nevada Foothills. 274 m west of Lake Oroville and Bloomer Cove Campground; 5.3 km southwest of Bloomer Hill. | 302 | Comment | ||
SEINET7556722 | Carex densa | Unknown | 2003-4-22 | 7760 | Butte | Oroville Quad. Northern Sierra Nevada Foothills. 274 m west of Lake Oroville and Bloomer Cove Campground, 5.3 km southwest of Bloomer Hill. | 302 | Comment | ||
CHSC85918 | Carex gracilior | L. P. Janeway; Gavin Blosser, Adam Henderson | 2003-4-10 | 7755 | Butte | Northern High Sierra Nevada. Near western end of peninsula between Middle and South Forks Feather River arms of Lake Oro-ville; 2.1 km east of the Bidwell Bar Bridge; next to Craig Saddle Boat-in Campground. | 290 | Comment | ||
SEINET7560148 | Carex gracilior | L. P. Janeway, Gavin Blosser, Adam Henderson | 2003-4-10 | 7755 | Butte | Oroville Dam Quad 7.5' quad. Northern High Sierra Nevada. Near western end of peninsula between Middle and South Forks Feather River arms of Lake Oroville, 2.1 km east of the Bidwell Bar Bridge, next to Craig Saddle Boat-in Campground. | 290 | Comment | ||
CHSC83936 | Carex hirtissima | L. P. Janeway; Gavin Blosser, Adam Henderson, John Hunt | 2003-4-15 | 7758 | Butte | Northern Sierra Nevada Foothills. Near west edge of Lake Oroville/North Fork Feather River 6.8 km north of the Spillway Boat Ramp. Meadow. | 280 | Comment | ||
SEINET7561550 | Carex hirtissima | L. P. Janeway, Gavin Blosser, Adam Henderson, John Hunt | 2003-4-15 | 7758 | Butte | Oroville Dam quad. Northern Sierra Nevada Foothills, near west edge of Lake Oroville/North Fork Feather River 6.8 km north of the Spillway Boat Ramp. | 280 | Comment | ||
CAS-BOT-BC249117 | Castilleja affinis | Ahart; Jokerst | 1985-5-10 | 4947 | Butte | Along the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam | 350 | Comment | ||
CHSC40888 | Castilleja affinis | Ahart; Jokerst | 1985-5-10 | 4947 | Butte | Along the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CAS-BOT-BC249334 | Castilleja applegatei | Lowell Ahart | 1983-6-21 | 4074 | Butte | Along Bloomer Hill Road, about 3/4 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville | 425 | Comment | ||
CHSC39496 | Castilleja applegatei subsp. pinetorum | Loweel Ahart | 1983-6-21 | 4072 | Butte | Along Bloomer Hill Road, about 3/4 mile west of Oroville Quincy Highway, about 15 miles north-east of Oroville. Section 6. | 425 | Comment | ||
CHSC114951 | Castilleja lineariloba | Lowell Ahart | 2015-3-31 | 19986 | Butte | Road cut on the east side of Oroville Quincy Highway (162), about one mile north of the suspension bridge across Lake Oroville, about 7 miles (air) northeast of Oroville. | 335 | Comment | ||
CHSC49015 | Castilleja lineariloba | Vernon Oswald | 1985-4-1 | 1691 | Butte | Oroville-Quincy Rd. 0.9 mi n of Bidwell Bar Bridge. | Comment | |||
JEPS124169 | Castilleja lineariloba | Lowell Ahart | 2015-3-31 | 19986 | Butte | About one mile north of suspension bridge across Lake Oroville, about 7 miles (air) northeast of Oroville. | Comment | |||
UC177593 | Ceanothus cuneatus var. cuneatus | H. M. Hall | 1914-8-2 | 9831 | Butte | foothills near Bidwell Bar (near Mt. Ida Ranch), Sierra Nevada Mts. | Comment | |||
CHSC31915 | Centaurea calcitrapa | M. S. Taylor | 1980-8-30 | 3323 | Butte | In Potter Ravine along creek at dirt rd crossing betw. The High Rocks and Box Hall Flat, ca. 2 air mi e of Oregon City on Table mt, 9 mi n of Oroville. | 304 | Comment | ||
JEPS115250 | Centaurium muehlenbergii | Lowell Ahart | 2008-11-4 | 15402 | Butte | On the sides of Potter Ravine, below the high water line of Lake Oroville, about one mile north of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville | 242 | Comment | ||
RSA770101 | Centaurium muehlenbergii | L. Ahart | 2008-11-4 | 15402 | Butte | Sides of Potter Ravine, below high water line of Lake Oroville, about one mile north of the large parking area on the north end of Oroville Dam, about 5 air miles northeast of Oroville. | 243 | Comment | ||
CHSC100515 | Centaurium tenuiflorum | Lowell Ahart | 2008-11-4 | 15402 | Butte | On the sides of Potter Ravine, below the high water line of Lake Oroville, about one mile north of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville. | 242 | Comment | ||
CHSC30784 | Centaurium tenuiflorum | M. S. Taylor | 1980-8-30 | 3322 A | Butte | Along vernal creek bed, between Box Hall Flat and Potter Ravine, ca. 2.5 air mi e of Oregon City, ca. 5.5 air mi n of Oroville. | 365 | Comment | ||
CHSC30748 | Centromadia fitchii | M. S. Taylor | 1980-8-30 | 3321 | Butte | Vernal creek bed, between Box Hall Flat and Potter Ravine, ca. 2.5 air mi e of Oregon City, ca. 5.5 air mi n of Oroville. | 365 | Comment | ||
CAS-BOT-BC222898 | Cephalanthus occidentalis | M. S. Taylor | 1980-8-30 | 3324 | Butte | In Potter Ravine along creek at dirt rd crossing, betw. The High Rocks and Box Hall Flat, ca. 2 air mi e of Oregon City on Table Mt, 8 mi n of Oroville | 304 | Comment | ||
CHSC31913 | Cephalanthus occidentalis var. californicus | M. S. Taylor | 1980-8-30 | 3324 | Butte | In Potter Ravine along creek at dirt rd crossing, betw. The High Rocks and Box Hall Flat, ca 2 air mi E of Oregon City on Table Mt, 8 mi N of Oroville. | 304 | Comment | ||
CHSC113378 | Cerastium glomeratum | Lowell Ahart | 2014-4-15 | 19355 | Butte | Near a small drainage, below the high water line of Lake Oroville, about 400 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | 235 | Comment | ||
JEPS122281 | Cerastium glomeratum | Lowell Ahart | 2014-4-15 | 19355 | Butte | Below the high water line of Lake Oroville, about 400 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | Comment | |||
RSA0118721 | Cerastium glomeratum | Lowell A. Ahart | 2014-4-15 | 19355 | Butte | About 400 yards west of the old road, about 3.5 miles (air) northeast of Oroville Dam. | 236 | Comment | ||
UCD98036 | Cerastium glomeratum | Joseph M. DiTomaso | 1976-5-23 | 474 | Butte | On south side of Lake Oroville. | 274 | Comment | ||
CDA42979 | Chamaesyce maculata | L. Ahart | 2013-11-29 | 19290 | Butte | Below the high water line of Lake Oroville, about 250 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | Comment | |||
CHSC113196 | Chamaesyce maculata | Lowell Ahart | 2013-11-29 | 19290 | Butte | Below the high water line of Lake Oroville, about 250 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | 225 | Comment | ||
CHSC51259 | Chamaesyce maculata | Lowell Ahart | 1990-10-3 | 6617 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/4 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 259 | Comment | ||
CHSC83079 | Chamaesyce maculata | Lowell Ahart | 2002-10-17 | 9994 | Butte | On the gentle hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CHSC97130 | Chamaesyce maculata | Lowell Ahart | 2007-7-2 | 14242 | Butte | East road edge of Oroville Quincy Highway, about one mile south of Big Ridge Road, about 9 miles (air) northeast of Oroville. | 362 | Comment | ||
CHSC97699 | Chamaesyce maculata | Lowell Ahart | 2007-10-31 | 14520 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 224 | Comment | ||
JEPS103448 | Chamaesyce maculata | Lowell Ahart | 2002-10-17 | 9994 | Butte | On the gentle hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
JEPS113492 | Chamaesyce maculata | Lowell Ahart | 2007-7-2 | 14242 | Butte | East road edge of Oroville Quincy Highway, about one mile south of Big Ridge Road, about 9 miles (air) northeast of Oroville | 362 | Comment | ||
JEPS115034 | Chamaesyce maculata | Lowell Ahart | 2007-10-31 | 14520 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville | 224 | Comment | ||
JEPS121304 | Chamaesyce maculata | Lowell Ahart | 2013-11-29 | 19290 | Butte | Below the high water line of Lake Oroville, about 250 yards W of the old road, about 3.5 air miles NE of Oroville Dam. | Comment | |||
RSA726363 | Chamaesyce maculata | L. Ahart | 2007-7-2 | 14242 | Butte | East road edge of Oroville Quincey Highway, about one mile south of Big Ridge Road, about 9 miles (air) northeast of Oroville. | 363 | Comment | ||
UC1563291 | Chamaesyce maculata | unknown | 1990-5-3 | 6617 | Butte | 1/4 mi ne Canyon Creek Bridge (accross Lake Oroville below high water line); East Fork of Canyon Creek | 259 | Comment | ||
CHSC51260 | Chamaesyce nutans | Lowell Ahart | 1990-9-30 | 6605 | Butte | On the north side of Canyon Creek, about 1/8 mile north of the Canyon Creek Bridge across Lake Oroville, below the high water line of Lake Oroville. | 228 | Comment | ||
RSA518698 | Chamaesyce nutans | L. Ahart | 1990-9-30 | 6605 | Butte | On the north side of Canyon Creek, below the high water line of Lake Oroville, about 1/8 miles north of the Canyon Creek Bridge across Lake Oroville. | 228 | Comment | ||
UC1563263 | Chamaesyce nutans | unknown | 1990-4-30 | 6650 | Butte | 1/8 mi n Canyon Creek Bridge (across lake Oroville, on n side of creek, below high water line of the lake); Canyon Creek | 228 | Comment | ||
CHSC42120 | Chamaesyce serpillifolia subsp. serpillifolia | Lowell Ahart | 1986-11-9 | 5436 | Butte | Below the high water line of Lake Oroville, at the boat launch area off the Oroville Quincy Highway, near Canyon Creek, about 12 miles north-east of Oroville. | 269 | Comment | ||
CHSC51262 | Chamaesyce serpillifolia subsp. serpillifolia | Lowell Ahart | 1990-9-30 | 6606 | Butte | On the north side of Canyon Creek, below the high water line of Lake Oroville, about 1/8 mile north of the Canyon Creek Bridge across Lake Oroville. | 228 | Comment | ||
CHSC83024 | Chamaesyce serpillifolia subsp. serpillifolia | Lowell Ahart | 2002-10-17 | 9995 | Butte | On the hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CHSC97716 | Chamaesyce serpillifolia subsp. serpillifolia | Lowell Ahart | 2007-10-31 | 14523 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 224 | Comment | ||
JEPS103264 | Chamaesyce serpillifolia subsp. serpillifolia | Lowell Ahart | 2002-10-17 | 9995 | Butte | On the hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
UC1563257 | Chamaesyce serpillifolia subsp. serpillifolia | Lowell Ahart | 1990-9-30 | 6606 | Butte | 1/8 mi n Canyon Creek Bridge (n side of Canyon Creek, below high water line); Lake Oroville | 228 | Comment | ||
UC1563281 | Chenopodium album | Lowell Ahart | 1990-9-30 | 6609 a | Butte | s side of creek about 1/8 mi e Canyon Creek Bridge across Lake Oroville (below high-water line of lake); Lake Oroville, East Fork of Canyon Creek | 243 | Comment | ||
UC1563283 | Chenopodium album | Lowell Ahart | 1990-9-30 | 6609 | Butte | s side of creek about 1/8 mi e Canyon Creek Bridge across Lake Oroville (below high-water line of lake); Lake Oroville, East Fork of Canyon Creek | 243 | Comment | ||
CHSC51255 | Chenopodium berlandieri | Lowell Ahart | 1990-9-30 | 6609 | Butte | On the south side of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/8 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 243 | Comment | ||
CHSC51256 | Chenopodium berlandieri | Lowell Ahart | 1990-9-30 | 6609 a | Butte | On the south side of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/8 mile northeast of the Canyon Creek Bridge across Lake Oroville. | 243 | Comment | ||
CHSC83027 | Chenopodium berlandieri | Lowell Ahart | 2002-10-17 | 9989 | Butte | On the hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
JEPS103334 | Chenopodium berlandieri | Lowell Ahart | 2002-10-17 | 9989 | Butte | On the hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
CDA3115 | Chenopodium pumilio | L. Ahart | 2002-10-17 | 9990 | Butte | About 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. On the gentle hills below the high water line of Lake Oroville. | Comment | |||
JEPS103449 | Chenopodium pumilio | Lowell Ahart | 2002-10-17 | 9990 | Butte | On the hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
CHSC39301 | Cichorium intybus | Lowell Ahart | 1983-6-26 | 4125 | Butte | Along Ponderosa Way, California. Found growing on dry red rocky soil along Ponderosa Way, about 2 miles south-east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville, California. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CAS-BOT-BC288038 | Cirsium occidentale var. venustum | Lowell Ahart | 1983-6-21 | 4075 | Butte | Along Bloomer Hill Road about 3/4 mile west of the Oroville Quincy Highway about 15 miles north-east of Oroville | 425 | Comment | ||
CDA1399 | Cirsium occidentale var. venustum | T. C. Fuller | 1959-7-6 | 2767 | Butte | Hwy 40 Alt., 7.5 mi. N of Oroville. (Currently under Lake Oroville). | Comment | |||
CHSC39644 | Cirsium occidentale var. venustum | Lowell Ahart | 1983-6-21 | 4075 | Butte | Along Bloomer Hill Road, ca 3/4 mi w of Oroville Quincy Highway, ca 15 mi ne Oroville, Sec. 6. | 425 | Comment | ||
CHSC35136 | Clarkia biloba subsp. brandegeeae | R. Schlising; R. Banchero | 1980-6-6 | 3646 | Butte | N of Lake Oroville along Hwy 162, 1.7 mi N of Bidwell Bar Bridge crossing of the lake; roadside bank. | 304 | Comment | ||
CHSC39039 | Clarkia biloba subsp. brandegeeae | Lowell Ahart | 1983-6-26 | 4142 | Butte | About 14 miles ne of Oroville, along Ponderosa Way, just a little s of the East Fork of Canyon Creek. On the road cut. | 500 | Comment | ||
CHSC48623 | Clarkia biloba subsp. brandegeeae | Vernon Oswald | 1985-5-28 | 1782 | Butte | Service road leading to Bidwell Bar Bridge and joining Oroville-Quincy Hwy 0.2 mi s of the bridge. On the road cut. | 304 | Comment | ||
CHSC84865 | Clarkia biloba subsp. brandegeeae | L. P. Janeway; John Hunt | 2003-6-5 | 7809 | Butte | Northern Sierra Nevada Foothills. Steep north-facing slope above Lake Oroville 550 m east of the south end of Bidwell Bar Bridge. | 290 | Comment | ||
CHSC85007 | Clarkia biloba subsp. brandegeeae | L. P. Janeway; John Hunt | 2003-6-5 | 7807 | Butte | Northern Sierra Nevada Foothills. Northerly-facing slope over-looking Lake Oroville about 102 m west of the south end of Bidwell Bar Bridge, between the Oroville-Quincy Hwy and the lake. | 287 | Comment | ||
JEPS105624 | Clarkia biloba subsp. brandegeeae | L. P. Janeway, John Hunt | 2003-6-5 | 7807 | Butte | Northern Sierra Nevada Foothills. Northerly-facing slope over-looking Lake Oroville about 102 m west of the south end of Bidwell Bar Bridge, between the Oroville-Quincy Hwy and the lake | 287 | Comment | ||
UCD104349 | Clarkia biloba subsp. brandegeeae | Joseph M. DiTomaso | 1976-5-23 | 472 | Butte | Lake Oroville, peninsula at south end. | 274 | Comment | ||
CHSC35134 | Clarkia concinna subsp. concinna | R. Schlising; R. Banchero | 1980-6-6 | 3647 | Butte | N of Lake Oroville along Hwy 162, 1.7 mi N of Bidwell Bar Bridge crossing of the lake; roadside bank. | 304 | Comment | ||
CHSC84864 | Clarkia concinna subsp. concinna | L. P. Janeway; John Hunt | 2003-6-5 | 7810 | Butte | Northern Sierra Nevada Foothills. Steep north-facing slope above Lake Oroville 550 m east of the south end of Bidwell Bar Bridge. | 290 | Comment | ||
JEPS105625 | Clarkia concinna subsp. concinna | L. P. Janeway, John Hunt | 2003-6-5 | 7810 | Butte | Northern Sierra Nevada Foothills. Steep north-facing slope above Lake Oroville 550 m east of the south end of Bidwell Bar Bridge | 290 | Comment | ||
CHSC84858 | Clarkia gracilis subsp. gracilis | L. P. Janeway | 2003-5-24 | 7795 | Butte | Northern Sierra Nevada Foothills. Along dirt road to 'Power-house' on the south side of the east end of Thermalito Diversion Pool (Feather River); 670 m southwest of the base of Oroville Dam. Road cut. | 82 | Comment | ||
CHSC39037 | Clarkia mosquinii | Lowell Ahart | 1983-6-26 | 4118 | Butte | About 15 miles ne of Oroville, about 2 miles se of intersection of the Oroville/Quincy Highway and Ponderosa Way; along Ponderosa Way. | 500 | Comment | ||
CHSC35144 | Clarkia purpurea subsp. quadrivulnera | R. Schlising; R. Banchero | 1980-6-6 | 3648 | Butte | N of Lake Oroville along Hwy 162, 1.7 mi N of Bidwell Bar Bridge crossing of the lake. Roadside bank. | 304 | Comment | ||
CHSC84866 | Clarkia purpurea subsp. quadrivulnera | L. P. Janeway | 2003-5-24 | 7796 | Butte | Northern Sierra Nevada Foothills. Along dirt road to 'Power-house' on the south side of the east end of Thermalito Diversion Pool (Feather River); 670 m southwest of the base of Oroville Dam. | 82 | Comment | ||
CHSC10620 | Clarkia unguiculata | Lowell Ahart | 1967-6-6 | Butte | Near Bidwell Bar. | 182 | Comment | |||
CHSC35146 | Clarkia unguiculata | R. Schlising; R. Banchero | 1980-6-6 | 3660 | Butte | N of Lake Oroville along Hwy 162, 1.9 miles N of Bidwell Bar Bridge crossing of the lake. Roadside bank. | 304 | Comment | ||
CHSC84855 | Collinsia heterophylla | L. P. Janeway; John Hunt | 2003-6-5 | 7811 | Butte | Northern Sierra Nevada Foothills. Steep north-facing slope above Lake Oroville 635 m east of the south end of Bidwell Bar Bridge. | 290 | Comment | ||
CHSC39316 | Collinsia tinctoria | Lowell Ahart | 1983-6-26 | 4106 | Butte | Along Ponderosa Way. About 1/8 miles east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. (Note: the sign gives Big Ridge Road instead of Ponderosa Way.) | 500 | Comment | ||
CHSC84862 | Collinsia tinctoria | L. P. Janeway; John Hunt | 2003-6-6 | 7814 | Butte | Northern Sierra Nevada Foothills. East-southeast facing slope above Lake Oroville 350 m northeast of the north end of Bidwell Bar Bridge. | 296 | Comment | ||
JEPS105626 | Collinsia tinctoria | L. P. Janeway, John Hunt | 2003-6-6 | 7814 | Butte | Northern Sierra Nevada Foothills. East-southeast facing slope above Lake Oroville 350 m northeast of the north end of Bidwell Bar Bridge | 296 | Comment | ||
CHSC39679 | Collomia heterophylla | Lowell Ahart | 1983-6-21 | 4070 | Butte | On the road cut along Bloomer Hill Road, about 1/2 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. | 400 | Comment | ||
CDA32106 | Conyza canadensis | L. Ahart | 2008-11-4 | 15396 | Butte | Below the high water line of Lake Oroville, about one mile southeast of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville. | Comment | |||
JEPS115278 | Conyza canadensis | Lowell Ahart | 2008-11-4 | 15396 | Butte | Below the high water line of Lake Oroville, about one mile southeast of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville | 263 | Comment | ||
RSA770102 | Conyza canadensis | L. Ahart | 2008-11-4 | 15396 | Butte | Below high water line of Lake Oroville, about one mile southeast of the large parking area on the north end of Oroville Dam, about 5 air miles northeast of Oroville. | 264 | Comment | ||
JEPS115279 | Conyza floribunda | Lowell Ahart | 2008-11-4 | 15397 | Butte | Below the high water line of Lake Oroville, about one mile southeast of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville | 263 | Comment | ||
CHSC113376 | Crassula aquatica | Lowell Ahart | 2014-4-15 | 19356 | Butte | Near a small drainage, below the high water line of Lake Oroville, about 400 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | 235 | Comment | ||
JEPS122154 | Crassula aquatica | Lowell Ahart | 2014-4-15 | 19356 | Butte | About 400 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | Comment | |||
CAS-BOT-BC190092 | Crypsis schoenoides | Lowell Ahart | 1986-11-9 | 5435 | Butte | Below the high water line of Lake Oroville, at the boat launch area off the Oroville Quincy Highway, near Canyon Creek, about 12 miles northeast of Oroville. | 269 | Comment | ||
CDA1929 | Crypsis schoenoides | L. Ahart | 2002-10-17 | 10000 | Butte | About 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. On the gentle hills below the high water line of Lake Oroville. | Comment | |||
CHSC41985 | Crypsis schoenoides | Lowell Ahart | 1986-11-9 | 5435 | Butte | Below the high water line of Lake Oroville, at the boat launch area off the Oroville Quincy Highway, near Canyon Creek, about 12 miles north-east of Oroville. | 269 | Comment | ||
CHSC51286 | Crypsis schoenoides | Lowell Ahart | 1990-9-30 | 6603 | Butte | Along the edges of Canyon Creek, below the high water line of Lake Oroville, below the Canyon Creek Bridge across Lake Oroville. | 228 | Comment | ||
CHSC83050 | Crypsis schoenoides | Lowell Ahart | 2002-10-17 | 10000 | Butte | On the hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CHSC97715 | Crypsis schoenoides | Lowell Ahart | 2007-10-31 | 14514 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 224 | Comment | ||
JEPS103336 | Crypsis schoenoides | Lowell Ahart | 2002-10-17 | 10000 | Butte | On the hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
JEPS115035 | Crypsis schoenoides | Lowell Ahart | 2007-10-31 | 14514 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville | 224 | Comment | ||
RSA726439 | Crypsis schoenoides | L. Ahart | 2007-10-31 | 14514 | Butte | Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 225 | Comment | ||
UC1563280 | Crypsis schoenoides | unknown | 1990-9-30 | 6603 | Butte | edges of creek below Canyon Creek Bridge across Lake Oroville (below high-water line of Lake); Lake Oroville, Canyon Creek | 228 | Comment | ||
CHSC39974 | Cryptantha flaccida | L. Ahart; P. Ahart | 1983-6-26 | 4119 | Butte | Along Ponderosa Way (Big Ridge Rd), ca. 2 mi se of the jct with Oroville-Quincy Hwy, ca. 15 mi ne of Oroville. | 500 | Comment | ||
CHSC40759 | Cryptantha flaccida | Ahart; Jokerst | 1985-5-10 | 4951 | Butte | Rock outcropping, north of the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CHSC113967 | Cuscuta campestris | Lowell Ahart | 2014-11-24 | 19918 A | Butte | About 80 feet below the high water line of Lake Oroville, about 700 yards east of the second parking area, old Bidwell Bar Road, about one mile south of Oroville Quincy Highway, about 8 miles (air) northeast of Oroville | 231 | Comment | ||
CHSC113968 | Cuscuta campestris | Lowell Ahart | 2014-11-24 | 19918 | Butte | About 80 feet below the high water line of Lake Oroville, about 700 yards east of the second parking area, old Bidwell Bar Road, about one mile south of Oroville Quincy Highway, about 8 miles (air) northeast of Oroville | 231 | Comment | ||
JEPS121891 | Cuscuta campestris | Lowell Ahart | 2014-11-24 | 19918 | Butte | About 80 feet below the high water line of Lake Oroville, about 700 yards east of the second parking area, old Bidwell Bar Road, about one mile south of Oroville Quincy Highway, about 8 miles (air) northeast of Oroville. | Comment | |||
JEPS121892 | Cuscuta campestris | Lowell Ahart | 2014-11-24 | 19918 -A | Butte | About 80 feet below the high water line of Lake Oroville, about 700 yards east of the second parking area, old Bidwell Bar Road, about one mile south of Oroville Quincy Highway, about 8 miles (air) northeast of Oroville. | Comment | |||
RSA0119325 | Cuscuta campestris | Lowell A. Ahart | 2014-11-24 | 19918 | Butte | Lake Oroville. About 700 yards east of the second parking area, old Bidwell Bar Road, about one mile south of Oroville Quincy HIghway, about 8 miles (air) northeast of Oroville. | 231 | Comment | ||
CHSC83051 | Cynodon dactylon | Lowell Ahart | 2002-10-17 | 9998 | Butte | On the hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CAS-BOT-BC190392 | Cynosurus echinatus | Clare B. Hardham | 1975-6-7 | 20429 | Butte | South end of Oroville Dam. | Comment | |||
CHSC51281 | Cyperus erythrorhizos | Lowell Ahart | 1990-9-30 | 6601 | Butte | Along the edges of Canyon Creek, below the high water line of Lake Oroville, below the Canyon Creek Bridge across Lake Oroville. | 228 | Comment | ||
CHSC83084 | Cyperus erythrorhizos | Lowell Ahart | 2002-10-17 | 9997 | Butte | Bottom of a wash, between the gentle hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
JEPS103335 | Cyperus erythrorhizos | Lowell Ahart | 2002-10-17 | 9997 | Butte | Bottom of a wash, between the gentle hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
CHSC51283 | Cyperus strigosus | Lowell Ahart | 1990-10-3 | 6614 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/4 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 243 | Comment | ||
UC1563285 | Cyperus strigosus | unknown | 1990-10-3 | 6614 | Butte | ca. 1/4 mi. n.e. of Canyon Creek Bridge across Lake Oroville (bottom of E. Fork Canyon Creek); E. Fork Canyon Creek | 243 | Comment | ||
CHSC39304 | Cystopteris fragilis | Lowell Ahart | 1983-6-26 | 4130 | Butte | Along Ponderosa Way, about 2 miles south-east of the inersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CHSC87109 | Datura stramonium | L. P. Janeway | 2003-9-4 | 7975 | Butte | Northern Sierra Nevada Foothills. East side of Lake Oroville (North Fork Feather River), 150 m north-northwest of Foreman Boat-in Campground, 850 m west-southwest of Foreman Creek. 10-12 m below high water line. | 265 | Comment | ||
CHSC51278 | Datura stramonium var. stramonium | Lowell Ahart | 1990-9-30 | 6611 | Butte | On the south side of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/8 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 243 | Comment | ||
CHSC29798 | Daucus pusillus | M. S. Taylor; J. D. Jokerst | 1980-5-14 | 2882 | Butte | On w side of Oroville-Quincy Hwy ca. 1 mi (2 mi by car) n of Bidwell Bar Bridge over south fork of Feather River, ca. 7 mi s of Lake Madrone. | 457 | Comment | ||
CHSC39491 | Daucus pusillus | Lowell Ahart | 1983-6-21 | 4077 | Butte | Along Bloomer Hill Road, about 3/4 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. | 425 | Comment | ||
CAS-BOT-BC10302 | Delphinium hesperium | Lowell Ahart | 1983-6-21 | 4079 | Butte | Along Bloomer Hill Road, about 0.75 mile west of the Oroville Quincy Highway, about 15 miles NE of Oroville | 425 | Comment | ||
CHSC39537 | Delphinium hesperium | Lowell Ahart | 1983-6-21 | 4079 | Butte | Found along Bloomer Hill Road, about 3/4 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. | 425 | Comment | ||
CHSC10671 | Delphinium patens subsp. patens | Lowell Ahart | 1966-5-10 | Butte | Bidwell Bar. | 213 | Comment | |||
CAS-BOT-BC201750 | Deschampsia elongata | Lowell Ahart | 1983-6-21 | 4073 | Butte | Along Bloomer Hill Road, about 3/4 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville | 425 | Comment | ||
CHSC39497 | Deschampsia elongata | Lowell Ahart | 1983-6-21 | 4073 | Butte | Along Bloomer Hill Road, about 3/4 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. | 425 | Comment | ||
CHSC39517 | Dianthus armeria | Lowell Ahart | 1983-6-21 | 4065 | Butte | Along a poor road near a branch of Canyon Creek, just off of Bloomer Hill Road, about 1/2 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. | 400 | Comment | ||
CHSC97132 | Dianthus armeria subsp. armeria | Lowell Ahart | 2007-7-2 | 14247 | Butte | On the north side of Big Ridge Road, about 20 yards south of Minnie Creek, about 1 1/2 miles east of the Oroville Quincy Highway, about 10 miles (air) northeast of Oroville. | 680 | Comment | ||
JEPS113493 | Dianthus armeria subsp. armeria | Lowell Ahart | 2007-7-2 | 14247 | Butte | On the north side of Big Ridge Road, about 20 yards south of Minnie Creek, about 1 1/2 miles east of the Oroville Quincy Highway, about 10 miles (air) northeast of Oroville | 680 | Comment | ||
CAS-BOT-BC254524 | Dichanthelium acuminatum subsp. acuminatum | Lowell Ahart | 1983-6-26 | 4138 | Butte | Along Ponderosa Way, ca. 14 miles NE of Oroville. Along the edges of the E Fork of Canyon Creek | 500 | Comment | ||
CHSC10712 | Diplacus douglasii | Lowell Ahart | 1967-4-12 | Butte | Bidwell Bar. | 121 | Comment | |||
CHSC44806 | Diplacus grandiflorus | R. Banchero | 1980-6-6 | 197 | Butte | Along Hwy 162 ca 1.7 mi N of Bidwell Bar Bridge, 5.3 mi S of the jct of Hwy 162 and Bald Rock Rd. | 256 | Comment | ||
CHSC4612 | Diplacus kelloggii | R. Carter | 1966-4-11 | 329 | Butte | Found ca. 10 mi. E of Oroville, 1 mi. E of Bidwell Bar along R.R. tracks on S side of river. | Comment | |||
CHSC113969 | Dittrichia graveolens | Lowell Ahart | 2014-11-24 | 19919 | Butte | About 20 feet below the high water line of Lake Oroville, about 800 yards east of the second parking area, old Bidwell Bar Road, about one mile south of Oroville Quincy Highway, about 8 miles (air) northeast of Oroville | 252 | Comment | ||
CHSC118288 | Dittrichia graveolens | Robin Carter; Sabrina Bell | 2017-4-1 | s.n. | Butte | Northern Sierra Nevada Foothills. CA 3.8 air mi NE of Oroville and 1.2 mi NE of Oroville Dam, off N end of Kelly Ridge on edge of Bidwell Canyon Boat Ramp. | 256 | Comment | ||
JEPS121893 | Dittrichia graveolens | Lowell Ahart | 2014-11-24 | 19919 | Butte | About 20 feet below the high water line of Lake Oroville, about 800 yards east of the second parking area, old Bidwell Bar Road, about one mile south of Oroville Quincy Highway, about 8 miles (air) northeast of Oroville. | Comment | |||
CHSC110355 | Dudleya cymosa subsp. cymosa | L. P. Janeway | 2013-5-1 | 11095 | Butte | Northern Sierra Nevada Foothills. Southwest-facing high cutbank into bedrock above Oroville-Quincy Hwy about 200 m north-northwest of the north end of the Bidwell Bar Bridge over Lake Oroville. | 314 | Comment | ||
CHSC113194 | Dysphania pumilio | Lowell Ahart | 2013-11-29 | 19292 | Butte | Below the high water line of Lake Oroville, about 250 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | 225 | Comment | ||
CHSC52010 | Dysphania pumilio | L. P. Janeway; C. A. Janeway | 1986-11-23 | 1944 | Butte | Foreman Creek access to Lake Oroville. On a +/- muddy and gravelly point in Lake Oroville ca 20-40 ft low below high watr mark. | 274 | Comment | ||
CHSC83055 | Dysphania pumilio | Lowell Ahart | 2002-10-17 | 9990 | Butte | On the hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
JEPS121306 | Dysphania pumilio | Lowell Ahart | 2013-11-29 | 19292 | Butte | Below the high water line of Lake Oroville, about 250 yards W of the old road, about 3.5 air miles NE of Oroville Dam. | Comment | |||
CHSC51287 | Echinochloa crus-galli | Lowell Ahart | 1990-8-30 | 6604 | Butte | Along the edges of Canyon Creek, below the high water line of Lake Oroville, below the Canyon Creek Bridge across Lake Oroville. | 228 | Comment | ||
UC1563279 | Echinochloa crus-galli | Lowell Ahart | 1990-9-30 | 6604 | Butte | below the Canyon Creek Bridge across Lake Oroville (below the high water line Lake Oroville, along the edges Canyon Creek); , along edges Canyon Creek | 228 | Comment | ||
CHSC39338 | Eleocharis macrostachya | Lowell Ahart | 1983-6-26 | 4144 | Butte | Along Ponderosa Way, about 1/2 mile south of the East Fork of Canyon Creek, about 13 1/2 miles north-east of Oroville. Note: the sign gives Big Ridge Road insteaad of Ponderosa Way. | 550 | Comment | ||
CHSC100524 | Eleocharis radicans | Lowell Ahart | 2008-11-4 | 15403 | Butte | On the sides of Potter Ravine, in shallow water, below the high water line of Lake Oroville, about one mile north of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville. | 242 | Comment | ||
JEPS115253 | Eleocharis radicans | Lowell Ahart | 2008-11-4 | 15403 | Butte | On the sides of Potter Ravine, in shallow water, below the high water line of Lake Oroville, about one mile north of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville | 242 | Comment | ||
CAS-BOT-BC234104 | Elymus multisetus | Lowell Ahart | 1983-6-26 | 4114 | Butte | Along Ponderosa Way, ca. 1/8 mi. E of the intersection of the Oroville Quincy Highway and Ponderosa Way, ca. 15 mi. NE of Oreoville, Sierra Nevada | 500 | Comment | ||
CHSC39310 | Elymus multisetus | Lowell Ahart | 1983-6-26 | 4114 | Butte | Along Ponderosa Way, about 1/8 mile east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
UCD62600 | Elymus stebbinsii subsp. septentrionalis | R. Tofsrud | 1948-7-1 | Butte | Between Berry Creek and Bidwell Bar. | Comment | ||||
UCD62619 | Elymus stebbinsii subsp. septentrionalis | R. Tofsrud | 1948-7-1 | Butte | Between Berry Creek and Bidwell Bar. | Comment | ||||
CHSC84897 | Epilobium canum subsp. latifolium | Gavin Blosser | 2003-10-13 | Butte | Northern Sierra Nevada Foothills. Along the south side of Thermalito Diversion Pool 0.8 mi west of the base of Oroville Dam. Between the old railroad grade/horse trail and the Pool. | 70 | Comment | |||
CHSC51271 | Epilobium ciliatum subsp. ciliatum | Lowell Ahart | 1990-10-3 | 6624 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/4 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 259 | Comment | ||
UC1563292 | Epilobium ciliatum subsp. ciliatum | unknown | 1990-10-3 | 6624 | Butte | creek bottom below high water line of Lake Oroville (about 1/4 mi ne of the Canyon Creek Bridge across Lake Oroville); East Fork of Canyon Creek | 259 | Comment | ||
UC1563299 | Epilobium ciliatum subsp. ciliatum | unknown | 1990-10-3 | 6623 | Butte | creek bottom below high water line of Lake Oroville (about 1/4 mi ne of the Canyon Creek Bridge across Lake Oroville); East Fork of Canyon Creek | 259 | Comment | ||
CHSC30900 | Epilobium densiflorum | M. S. Taylor | 1980-8-30 | 3320 | Butte | Along vernal creek bed, between Box Hall Flat and Potter Ravine, ca. 2.5 mi e of Oregon City, ca. 5.5 mi n of Oroville. | 365 | Comment | ||
CHSC39343 | Epilobium densiflorum | Lowell Ahart | 1983-6-26 | 4149 | Butte | Found along the edge of Ponderosa Way, about 1 1/2 miles south-east of the East Fork of Canyon Creek, about 14 1/2 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 575 | Comment | ||
CHSC48618 | Epilobium densiflorum | Vernon Oswald | 1985-5-28 | 1788 | Butte | Oroville-Quincy Hwy 1.1 mi n of Simmons Rd. | 312 | Comment | ||
CHSC97129 | Eragrostis cilianensis | Lowell Ahart | 2007-7-2 | 14243 | Butte | East road edge of Oroville Quincy Highway, about one mile south of Big Ridge Road, about 9 miles (air) northeast of Oroville. | 362 | Comment | ||
JEPS113719 | Eragrostis cilianensis | Lowell Ahart | 2007-7-2 | 14243 | Butte | East road edge of Oroville Quincy Highway, about one mile south of Big Ridge Road, about 9 miles (air) northeast of Oroville | 362 | Comment | ||
CHSC51288 | Eragrostis hypnoides | Lowell Ahart | 1990-9-30 | 6599 | Butte | Along the edges of Canyon Creek, below the high water line of Lake Oroville, below the Canyon Creek Bridge across Lake Oroville. | 219 | Comment | ||
CHSC83072 | Eragrostis hypnoides | Lowell Ahart | 2002-10-17 | 10001 | Butte | Bottom of a wash, between the gentle hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CHSC97776 | Eragrostis hypnoides | Lowell Ahart | 2007-10-31 | 14522 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 224 | Comment | ||
JEPS103447 | Eragrostis hypnoides | Lowell Ahart | 2002-10-17 | 10001 | Butte | Bottom of a wash, between the gentle hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
JEPS115033 | Eragrostis hypnoides | Lowell Ahart | 2007-10-31 | 14522 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville | 224 | Comment | ||
RSA518700 | Eragrostis hypnoides | L. Ahart | 1990-9-30 | 6599 | Butte | along the edges of Lake Oroville, below the high water line of lake Oroville, below Canyon Creek Bridge across Lake Oroville | 229 | Comment | ||
UC1563256 | Eragrostis hypnoides | Lowell Ahart | 1990-9-30 | 6599 | Butte | below Canyon Creek Bridge across Lake Oroville (along the edges of Canyon Creek); Lake Oroville, Canyon Creek | 228 | Comment | ||
CAS-BOT-BC284084 | Eragrostis pectinacea var. pectinacea | Lowell Ahart | 1979-9-8 | s.n. | Butte | About 1/2 mile west of Oroville Dam | 200 | Comment | ||
CDA34555 | Eragrostis pectinacea var. pectinacea | L. Ahart | 2008-11-4 | 15405 | Butte | On the east edge of the paved road. about 100 yards south of the entrance to the large parking area on the north end of Oroville Dam, about 4 miles (air) northeast of Oroville. | Comment | |||
CHSC100523 | Eragrostis pectinacea var. pectinacea | Lowell Ahart | 2008-11-4 | 15405 | Butte | On the east edge of the paved road, about 100 yards south of the entrance to the large parking area on the north end of Oroville Dam, about 4 miles (air) northeast of Oroville. | 273 | Comment | ||
CHSC100519 | Erigeron canadensis | Lowell Ahart | 2008-11-4 | 15396 | Butte | Below the high water line of Lake Oroville, about one mile southeast of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville. | 263 | Comment | ||
CHSC54091 | Erigeron philadelphicus | Vernon H. Oswald; Lowell Ahart | 1991-5-13 | 4586 | Butte | Dan Beebe Trail in Lake Oroville Recreation Area, between Canyon Drive and Oroville Dam Blvd East (opposite the spillway). | 137 | Comment | ||
CHSC100522 | Erigeron sumatrensis | Lowell Ahart | 2008-11-4 | 15397 | Butte | Below the high water line of Lake Oroville, about one mile southeast of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville. | 263 | Comment | ||
CHSC513 | Erysimum capitatum var. capitatum | R. M. Staley | 1953-7-17 | Butte | Canyon Creek. | 609 | Comment | |||
CAS-BOT-BC402645 | Eschscholzia caespitosa | M. S. Taylor; K. Tharp | 1983-3-11 | 5229 | Butte | Along abandoned part of Hwy 162 which leads into water at n end of Bidwell Bar Bridge, ca. 6 air mi nne of Oroville | Comment | |||
CHSC39225 | Eschscholzia caespitosa | M. S. Taylor; K. Tharp | 1983-3-11 | 5229 | Butte | Along abandoned part of Hwy 162 which leads into water at n end of Bidwell Bar Bridge, ca. 6 air mi nne of Oroville. | Comment | |||
CHSC39495 | Euphorbia crenulata | Lowell Ahart | 1983-6-21 | 4069 | Butte | Along the edge of Bloomer Hill Road, about 1/2 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. | 400 | Comment | ||
CAS-BOT-BC278627 | Festuca subulata | Lowell Ahart | 1983-6-26 | 4107 | Butte | Along Ponderosa Way, ca. 1/8 mi. E of the intersection of the Oroville Quincy Highway and Ponderosa Way, ca. 15 mi. NE of Oreoville [Oroville] | 500 | Comment | ||
CHSC39314 | Festuca subulata | Lowell Ahart | 1983-6-26 | 4107 | Butte | Along Ponderosa Way, about 1/8 mile east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CAS-BOT-BC53541 | Frangula californica subsp. tomentella | C. H. M. | 1906-10-2 | s.n. | Nevada | Bidwell Bar, Feather River | Comment | |||
UCD112766 | Frangula californica subsp. tomentella | Joseph M. DiTomaso | 1976-5-23 | 460 | Butte | peninsula on south end of Lake Oroville. | 274 | Comment | ||
CHSC40667 | Fremontodendron californicum | J. D. Jokerst; L. Ahart | 1984-3-20 | 1950 | Butte | Edge of Ponderosa Rd. (=Bloomer Rd.) 1.45 miles north of its junction with Highway 162. 3 air miles SW of Berry Creek. | Comment | |||
CHSC86597 | Galium divaricatum | L. P. Janeway | 2003-5-7 | 7779 A | Butte | Northern Sierra Nevada Foothills. Kelly Ridge between Lake Oroville Visitors Center and south end of Oroville Dam. | 329 | Comment | ||
CHSC39493 | Galium parisiense | Lowell Ahart | 1983-6-21 | 4061 | Butte | Along Bloomer Hill Road, 1/8 mi west of the Oroville Quincy Highway, 1 1/4 miles south of the Berry Creek School, north-east of Oroville. | 400 | Comment | ||
CHSC39346 | Gamochaeta argyrinea | Lowell Ahart | 1983-6-26 | 4152 | Butte | Along the edge of Ponderosa Way, about 1 1/2 miles south-east of the East Fork of Canyon Creek, about 14 1/2 miles north-east of Oroville. The sign gives Big Bridge Road instead of Ponderosa Way. | 575 | Comment | ||
CHSC39525 | Gastridium phleoides | Lowell Ahart | 1983-6-21 | 4063 | Butte | Along the edge of Bloomer Hill Road, 1/8 mile west of the Oroville Quincy Highway, 1 1/4 miles south of the Berry Creek School, north-east of Oroville. | 400 | Comment | ||
CAS-BOT-BC278703 | Gastridium ventricosum | Lowell Ahart | 1983-6-21 | 4063 | Butte | Along Bloomer Hill Road, ca. 1/8 mi. W of the Oroville Quincy Highway, 1.25 mi. S of the Berry Creek School, NE of Oroville | 400 | Comment | ||
CHSC113197 | Geranium | Lowell Ahart | 2013-11-29 | 19296 | Butte | Below the high water line of Lake Oroville, about 50 yards west of the old road, west of the first area to park, about 3 1/2 miles (air) northeast of Oroville Dam. | 252 | Comment | ||
JEPS121303 | Geranium | Lowell Ahart | 2013-11-29 | 19296 | Butte | Below the high water line of Lake Oroville, about 50 yards W of the old road, W of the first area to park, about 3.5 air miles NE of Oroville Dam. | Comment | |||
CHSC37535 | Geranium dissectum | M. S. Taylor | 1982-4-8 | 4285 | Butte | At the end of Beckwourth Rd just above Oroville Dam Overlook parking area, Oroville. | 320 | Comment | ||
CHSC35319 | Geranium molle | M. S. Taylor; K. Tharp | 1982-4-8 | 4284 | Butte | At end of Beckwourth Rd, just above Oroville Dam overlook parking area, Oroville. | 320 | Comment | ||
CHSC40922 | Gilia capitata subsp. pedemontana | Ahart; Jokerst | 1985-5-10 | 4953 | Butte | 10 yards north of the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CDA3379 | Glinus lotoides | L. Ahart | 2002-10-17 | 9982 | Butte | About 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. On the gentle hills below the high water line of Lake Oroville. | Comment | |||
CHSC83085 | Glinus lotoides | Lowell Ahart | 2002-10-17 | 9982 | Butte | On the gentle hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CHSC97694 | Glinus lotoides | Lowell Ahart | 2007-10-31 | 14512 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 224 | Comment | ||
JEPS103370 | Glinus lotoides | Lowell Ahart | 2002-10-17 | 9982 | Butte | On the gentle hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
JEPS115036 | Glinus lotoides | Lowell Ahart | 2007-10-31 | 14512 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville | 224 | Comment | ||
CDA34553 | Gnaphalium canescens subsp. beneolens | L. Ahart | 2008-11-4 | 15398 | Butte | Below the high water line of Lake Oroville, about one mile southeast of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville. | Comment | |||
RSA770103 | Gnaphalium canescens subsp. beneolens | L. Ahart | 2008-11-4 | 15398 | Butte | Below high water line of Lake Oroville, about one mile southeast of the large parking area on the north end of Oroville Dam, about 5 air miles northeast of Oroville. | 264 | Comment | ||
JEPS113905 | Grindelia hirsutula | L. P. Janeway | 2007-6-26 | 9071 | Butte | Northern Sierra Nevada Foothills; Along the Oroville-Quincy Hwy 0.3 road km SW of S end of Bidwell Bar Bridge and the Middle Fork Feather River arm of Lake Oroville | 306 | Comment | ||
CHSC97328 | Grindelia hirsutula var. davyi | L. P. Janeway | 2007-6-26 | 9071 | Butte | Northern Sierra Nevada Foothills. Along the Oroville-Quincy Hwy 0.3 road km southwest of the south end of Bidwell Bar Bridge and the Middle Fork Feather River arm of Lake Oroville. | 306 | Comment | ||
CHSC86586 | Helianthella californica var. nevadensis | L. P. Janeway; John Hunt, Christine Hantelman | 2003-6-26 | 7859 | Butte | Northern Sierra Nevada Foothills. Along south edge of South Fork Feather River arm of Lake Oroville, 2.2 km east-southeast of south end of Bidwell Bar bridge. | 277 | Comment | ||
CHSC83054 | Heliotropium curassavicum | Lowell Ahart | 2002-10-17 | 9986 | Butte | On the hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CHSC65192 | Helminthotheca echioides | Lowell Ahart | 1995-7-2 | 7590 | Butte | Along the edge of the dirt road, near the water trough for horses, south-west of the parking area to unload horses, on the west side of Oroville Quincy Highway, Loafer Creek State Park, about 6 miles east of Oroville. | 335 | Comment | ||
CHSC39668 | Hesperolinon micranthum | Lowell Ahart | 1983-6-21 | 4094 | Butte | Found along Bloomer Hill Road, about 1 1/4 miles west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. | 450 | Comment | ||
CAS-BOT-BC143637 | Heteromeles arbutifolia | Lowell Ahart | 1983-6-26 | 4113 | Butte | Along Ponderosa Way, about 1/8 mile east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville | 500 | Comment | ||
CHSC39308 | Heteromeles arbutifolia | Lowell Ahart | 1983-6-26 | 4113 | Butte | Along Ponderosa Way, about 1/8 mile east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CAS-BOT-BC281254 | Hordeum brachyantherum subsp. brachyantherum | Lowell Ahart | 1983-6-26 | 4154 | Butte | Along Ponderosa Way, ca. 2.5 mi. E of where Ponderosa Way crosses the E Fork of Canyon Creek, ca. 15.5 mi. NE of Oroville | 600 | Comment | ||
CHSC39326 | Hordeum brachyantherum subsp. brachyantherum | Lowell Ahart | 1983-6-26 | 4154 | Butte | Along Ponderosa Way, about 2 miles east of where Ponderosa Way crosses the East Fork of Canyon Creek, about 15 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 600 | Comment | ||
CHSC86111 | Horkelia californica subsp. dissita | L. P. Janeway; John Hunt | 2003-4-22 | 7761 | Butte | Northern Sierra Nevada Foothills. Just below high water line of Lake Oroville on south side of Bloomer Point Campground (west side of the lake); 4.7 km southwest of Bloomer Hill. Large meadow that extends above and below high water line. | 271 | Comment | ||
UCD113569 | Horkelia tridentata var. tridentata | Joseph M. DiTomaso | 1976-5-23 | 475 | Butte | Peninsula on south side of Lake Oroville. | 274 | Comment | ||
CHSC39335 | Hosackia pinnata | Lowell Ahart | 1983-6-26 | 4139 | Butte | Along the East Fork of Canyon Creek, along Ponderosa Way, about 14 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CAS-BOT-BC410220 | Hypericum concinnum | Lowell Ahart | 1983-6-21 | 4059 | Butte | Along Bloomer Hill Road, 1/8 mile west of the Oroville Quincy highway, 1 1/4 miles south of the Berry Creek School, north-east of Oroville. Section 5. | 400 | Comment | ||
CHSC39522 | Hypericum concinnum | Lowell Ahart | 1983-6-21 | 4059 | Butte | Along Bloomer Hill Road on the high cut-bank, 1/8 mile west of the Oroville Quincy Highway, 1 1/4 miles south of the Berry Creek School, north-east of Oroville. Section 5. | 400 | Comment | ||
CHSC51264 | Hypericum mutilum | Lowell Ahart | 1990-10-3 | 6627 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/4 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 259 | Comment Read comments Mar 31 2009 |
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UC1563293 | Hypericum mutilum | L. Ahart | 1990-10-3 | 6627 | Butte | ca. 1/4 mi. n.e. Canyon Creek Bridge across Lake Oroville (bottom of E. Fork Canyon Creek); Lake Oroville | 259 | Comment | ||
CHSC39498 | Hypericum perforatum | Lowell Ahart | 1983-6-21 | 4072 | Butte | Found growing on dry red rocky soil along Bloomer Hill Road, about 3/4 mile west of the Oroville-Quincy Highway, about 15 miles north-east of Oroville. Section 6. | 425 | Comment | ||
CHSC51265 | Hypericum perforatum | Lowell Ahart | 1990-10-3 | 6616 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/4 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 259 | Comment | ||
UC1563288 | Hypericum perforatum | unknown | 1990-10-3 | 6616 | Butte | ca. 1/4 mi. n.e. of Canyon Creek Bridge across Lake Oroville (E. Fork Canyon Creek); E. Fork Canyon Creek | 259 | Comment | ||
CHSC10681 | Iris macrosiphon | Lowell Ahart | 1967-4-12 | Butte | Near Bidwell Bar. | 152 | Comment | |||
CAS-BOT-BC61868 | Isoetes nuttallii | Ahart; Jokerst | 1985-5-10 | 4945 | Butte | East branch of Potter Ravine, on the bottom of the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam | 350 | Comment | ||
CHSC40399 | Isoetes nuttallii | Ahart; Jokerst | 1985-5-10 | 4945 | Butte | Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CHSC86594 | Isoetes nuttallii | L. P. Janeway | 2003-5-7 | 7774 | Butte | Northern Sierra Nevada Foothills. Kelly Ridge between Lake Oroville Visitors Center and south end of Oroville Dam. | 329 | Comment | ||
CHSC39332 | Juncus articulatus | Lowell Ahart | 1983-6-26 | 4136 | Butte | Along Ponderosa Way. Along the edge of the East Fork of Canyon Creek, mear Ponderosa Way, about 14 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CHSC40348 | Juncus capitatus | Ahart; Jokerst | 1985-5-10 | 4957 | Butte | Small meadow, near the washed out dam across the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CHSC96909 | Juncus effusus subsp. pacificus | Lowell Ahart | 2007-7-15 | 14307 | Butte | Along the west side of Encina Grande Road (Bloomer Hill Road), about 150 yards north and south of homes, about 1 1/2 miles (air) southeast of Bloomer Hill. | 656 | Comment | ||
JEPS113834 | Juncus effusus subsp. pacificus | Lowell Ahart | 2007-7-15 | 14307 | Butte | Along the west side of Encina Grande Road (Bloomer Hill Road), about 150 yards north and south of homes, about 1 1/2 miles (air) southeast of Bloomer Hill | 656 | Comment | ||
CHSC39337 | Juncus ensifolius | Lowell Ahart | 1983-6-26 | 4137 | Butte | Found along the edge of the East Fork of Canyon Creek, near Ponderosa Way, about 14 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CHSC96882 | Juncus occidentalis | Lowell Ahart | 2007-7-15 | 14308 | Butte | Along the west side of Encina Grande Road (Bloomer Hill Road), about 150 yards north and south of homes, about 1 1/2 miles (air) southeast of Bloomer Hill. | 656 | Comment | ||
JEPS113841 | Juncus occidentalis | Lowell Ahart | 2007-7-15 | 14308 | Butte | Along the west side of Encina Grande Road (Bloomer Hill Road), about 150 yards north and south of homes, about 1 1/2 miles (air) southeast of Bloomer Hill | 656 | Comment | ||
CHSC54194 | Juncus patens | Vernon H. Oswald; Lowell Ahart | 1991-5-31 | 4638 | Butte | Dan Beebe Trail, Lake Oroville State Recreation Area, on the south side of Thermalito Diversion Pool and on the north side of Oroville Dam Blvd East, between the 4 and 5 mile posts (ca. 4.5 miles). Along a drainage crossing the trail. | 85 | Comment | ||
CHSC96916 | Juncus patens | Lowell Ahart | 2007-7-2 | 14246 | Butte | On the north side of Big Ridge Road, about 20 yards south of Minnie Creek, about 1 1/2 miles east of the Oroville Quincy Highway, about 10 miles (air) northeast of Oroville. | 680 | Comment | ||
JEPS113767 | Juncus patens | Lowell Ahart | 2007-7-2 | 14246 | Butte | On the north side of Big Ridge Road, about 20 yards south of Minnie Creek, about 1 1/2 miles east of the Oroville Quincy Highway, about 10 miles (air) northeast of Oroville | 680 | Comment | ||
CHSC51284 | Juncus tenuis | Lowell Ahart | 1990-10-3 | 6621 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/4 mile northeast of the Canyon Creek Bridge across Lake Oroville. | 259 | Comment | ||
CHSC39333 | Juncus trilocularis | Lowell Ahart | 1983-6-26 | 4135 | Butte | Along the edge of Ponderosa Way, near the East Fork of Canyon Creek, about 14 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CHSC113971 | Juncus usitatus | Lowell Ahart | 2014-11-24 | 19921 | Butte | On the sides of a small drainage, below the high water line of Lake Oroville, about 200 yards west of the second parking area, old Bidwell Bar Road, about one mile south of Oroville Quincy Highway, about 8 miles (air) northeast of Oroville. | 225 | Comment | ||
JEPS121895 | Juncus usitatus | Lowell Ahart | 2014-11-24 | 19921 | Butte | Below the high water line of Lake Oroville, about 200 yards west of the second parking area, old Bidwell Bar Road, about one mile south of Oroville Quincy Highway, about 8 miles (air) northeast of Oroville. | Comment | |||
CAS-BOT-BC236761 | Keckiella breviflora | Lowell Ahart | 1983-6-26 | 4131 | Butte | Along Ponderosa Way about 1/2 mile west of the East Fork of Canyon Creek, about 14 miles north-east of Oroville | 500 | Comment | ||
CHSC29800 | Keckiella breviflora var. glabrisepala | M. S. Taylor; J. Jokerst | 1980-6-14 | 2883 | Butte | On w side of Oroville-Quincy Hwy ca. 1 mi (2 mi by car) n of Bidwell Bar Bridge over the south fork of Feather River, ca. 7 mi s of Lake Madrone. | 457 | Comment | ||
CHSC39331 | Keckiella breviflora var. glabrisepala | Lowell Ahart | 1983-6-26 | 4131 | Butte | Along Ponderosa Way, about 1/2 mile west of the East Fork of Canyon Creek, about 14 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
UCD123760 | Keckiella breviflora var. glabrisepala | Joseph M. DiTomaso | 1976-5-23 | 471 | Butte | Lake Oroville, peninsula at south end. | 274 | Comment | ||
CDA31990 | Kickxia elatine | L. Ahart | 2007-10-31 | 14519 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | Comment | |||
CDA42980 | Kickxia elatine | L. Ahart | 2013-11-29 | 19293 | Butte | Below the high water line of Lake Oroville, about 250 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | Comment | |||
CDA6295 | Kickxia elatine | L. Ahart | 2002-10-17 | 9993 | Butte | About 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. On the gentle hills below the high water line of Lake Oroville. | Comment | |||
CHSC113191 | Kickxia elatine | Lowell Ahart | 2013-11-29 | 19293 | Butte | Below the high water line of Lake Oroville, about 250 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | 225 | Comment | ||
CHSC83090 | Kickxia elatine | Lowell Ahart | 2002-10-17 | 9993 | Butte | On the gentle hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CHSC97696 | Kickxia elatine | Lowell Ahart | 2007-10-31 | 14519 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 224 | Comment | ||
HSC100767 | Kickxia elatine | Lowell Ahart | 2007-10-31 | 14519 | Butte | 7 (air) mi. NE of Oroville, ~1 mi. S of Hwy. 162 (Oroville Quincy Rd.), W of official parking area, strand of Lake Oroville, Foreman Creek Area. | 225 | Comment | ||
JEPS103538 | Kickxia elatine | Lowell Ahart | 2002-10-17 | 9993 | Butte | On the gentle hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
JEPS103604 | Kickxia elatine | Lowell Ahart | 2002-10-17 | 9993 | Butte | On the gentle hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
JEPS115062 | Kickxia elatine | Lowell Ahart | 2007-10-31 | 14519 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville | 224 | Comment | ||
JEPS121302 | Kickxia elatine | Lowell Ahart | 2013-11-29 | 19293 | Butte | Below the high water line of Lake Oroville, about 250 yards W of the old road, about 3.5 air miles NE of Oroville Dam. | Comment | |||
RSA726557 | Kickxia elatine | L. Ahart | 2007-10-31 | 14519 | Butte | Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 225 | Comment | ||
CHSC4662 | Kumlienia hystricula | R. Carter | 1966-4-11 | 340 | Butte | Found ca. 1/4 mi. E of Bidwell Bar along S side of R.R. tracks; on cliff. | 152 | Comment | ||
CHSC48823 | Kumlienia hystricula | Vernon Oswald | 1985-4-1 | 1692 | Butte | Oroville-Quincy Rd. 0.8 mi s of Canyon Creek Bridge. On the edge of an intermittent stream. | Comment | |||
CHSC100521 | Lactuca saligna | Lowell Ahart | 2008-11-4 | 15400 | Butte | Below the high water line of Lake Oroville, about one mile southeast of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville. | 263 | Comment | ||
CHSC84400 | Lactuca saligna | Lowell Ahart | 2003-8-6 | 10476 | Butte | In the road gutter on the east side of Encina Grande Road, just south of a small branch of Canyon Creek, about 1 mile west of Oroville Quincy Highway, about 2 1/2 miles (air) southwest of Berry Creek. | 632 | Comment | ||
JEPS104644 | Lactuca saligna | Lowell Ahart | 2003-8-6 | 10476 | Butte | In the road gutter on the e side of Encina Grande Rd, just south of a small branch of Canyon Creek, ca 1 mi w of Oroville Quincy Highway, ca 2 1/2 mi (air) sw of Berry Creek. | 632 | Comment | ||
JEPS115280 | Lactuca saligna | Lowell Ahart | 2008-11-4 | 15400 | Butte | Below the high water line of Lake Oroville, about one mile southeast of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville | 263 | Comment | ||
CHSC30751 | Lagophylla glandulosa | M. S. Taylor | 1980-8-30 | 3322 | Butte | Along creek bed, between Box Hall Flat and Potter Ravine, ca. 2.5 air mi e of Oregon City, ca. 5.5 air mi n of Oroville. | 365 | Comment | ||
CHSC46075 | Lagophylla glandulosa | J. D. Jokerst | 1983-5-24 | 1775 | Butte | Adjacent to Highway 162, across the highway from Simmon's Rd., 0.9 miles north of the Bidwell Bar Bridge. | Comment | |||
UCD133614 | Lagophylla glandulosa | Joseph M. DiTomaso | 1976-5-23 | 477 | Butte | Lake Oroville, peninsula at south end. | 274 | Comment | ||
SFV12202 | Lasthenia fremontii | G. D. Ames | 1962-4-8 | s. n. | Butte | Lave outcropping on Table Mountain, north of Oroville. | Comment | |||
CHSC29795 | Lathyrus latifolius | M. S. Taylor; J. D. Jokerst | 1980-6-14 | 2881 | Butte | On w side of Oroville-Quincy Hwy ca. 1 mi (2 mi by car) n of Bidwell Bar Bridge over the south fork Feather River, ca. 7 mi s of Lake Madrone. | 457 | Comment | ||
CHSC39303 | Lathyrus tingitanus | Lowell Ahart | 1983-6-26 | 4127 | Butte | Along Ponderosa Way, about 2 miles south-east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. The sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CHSC58260 | Lepidium strictum | Lowell Ahart | 1992-3-28 | 6741 | Butte | On the top of Oroville Dam, near the south side of the spillway on Oroville Dam. | 274 | Comment | ||
UC1594675 | Lepidium strictum | Lowell Ahart | 1992-3-28 | 6741 | Butte | near s side Oroville Dam spillway (on the top of Oroville Dam); Oroville Dam | 274 | Comment | ||
CHSC51289 | Leptochloa fusca subsp. fascicularis | Lowell Ahart | 1990-9-30 | 6607 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/8 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 243 | Comment | ||
CHSC54187 | Leptosiphon bicolor | Vernon H. Oswald; Lowell Ahart | 1991-5-31 | 4634 | Butte | Dan Beebe Trail in the Lake Oroville State Recreation Area, on the south side of Thermalito Diversion Pool, between Oroville Dam Blvd. East and Glen Pond. | 91 | Comment | ||
CHSC86596 | Leptosiphon filipes | L. P. Janeway | 2003-5-7 | 7779 | Butte | Northern Sierra Nevada Foothills. Kelly Ridge between Lake Oroville Visitors Center and south end of Oroville Dam. | 329 | Comment | ||
RSA467654 | Leucothoe davisiae | Anstruther Davidson | 1928-07 | s.n. | Butte | Feather River | Comment Read comments Feb 6 2012 |
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CHSC39230 | Linum bienne | M. S. Taylor; K. Tharp | 1983-3-11 | 5226 | Butte | Along Foreman Creek Rd leading to Foreman Creek Boat-In Camp on Lake Oroville, off Hwy 162, ne of Oroville. | Comment | |||
CHSC46782 | Linum bienne | R. A. Schlising; F. J. Fuller | 1988-6-17 | 4540 | Butte | NE of Oroville, near mouth of Forman Creek on Lake Oroville; in open, heavily disturbed area. | Comment | |||
CHSC4658 | Lithophragma bolanderi | R. Carter | 1966-4-11 | 331 | Butte | Found ca. 10 mi. E of Oroville, 1 mi. E of Bidwell Bar along R. R. tracks on S side of river; growing on rocky slope on E side of bridge over s. Fork of Feather R. | Comment | |||
CAS-BOT-BC271207 | Lolium temulentum | Lowell Ahart | 1983-6-21 | 4068 | Butte | Along Bloomer Hill Road, ca. 0.5 mi. W of the Oroville Quincy Highway, ca. 15 mi. NE of Oroville Sec. 5 | 400 | Comment | ||
CHSC39511 | Lolium temulentum | Lowell Ahart | 1983-6-21 | 4068 | Butte | Along the edge of Bloomer Hill Road, about 1/2 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. | 400 | Comment | ||
CAS-BOT-BC240445 | Lonicera hispidula | Lowell Ahart | 1983-6-21 | 4066 | Butte | Along Bloomer Hill Road. Along a poor road near a branch of Canyon Creek, just off of Bloomer Hill Road, about 1/2 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville | 400 | Comment | ||
CHSC39677 | Lonicera hispidula | Lowell Ahart | 1983-8-21 | 4066 | Butte | Just off of Bloomer Hill Road, about 1/2 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. | 400 | Comment | ||
CHSC40427 | Lupinus albicaulis | Ahart; Jokerst | 1985-5-10 | 4949 | Butte | Along the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CHSC46099 | Lupinus albicaulis | J. D. Jokerst; R. A. Schlising | 1983-5-24 | 1773 | Butte | Common on the edges and cut banks of Highway 162 east of Oroville. At the junction of Simmon's Rd 0.9 miles north of the Bidwell Bar Ridge. | Comment | |||
CAS-BOT-BC201358 | Lupinus albifrons var. albifrons | Charles Piper Smith | 1949-4-16 | 49114 | Butte | Harts Mills - Brush Creek Road | Comment | |||
CAS-BOT-BC196244 | Lupinus albifrons var. eminens | Lowell Ahart | 1967-4-12 | s.n. | Butte | Bidwell Bar | 609 | Comment | ||
CHSC39973 | Lupinus bicolor var. tridentatus | L. Ahart; P. Ahart | 1983-6-26 | 4123 | Butte | Along Ponderosa Way (Big Ridge Rd), ca. 2 mi se of the jct with Oroville-Quincy Hwy, ca. 15 mi ne of Oroville. | 500 | Comment | ||
CHSC39492 | Lupinus formosus | Lowell Ahart | 1983-6-21 | 4076 | Butte | Growing along Bloomer Hill Rd, about 3/4 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. | 425 | Comment | ||
UCD109577 | Lupinus stiversii | Joseph M. DiTomaso | 1976-5-23 | 467 | Butte | Lake Oroville, peninsula on south side. | 274 | Comment | ||
UCD80390 | Luzula comosa | CNPS SN Foothill Team | 2006-3-23 | SNNR 1198 | Butte | CDPR Oroville State Recreation Area. | 292 | Comment | ||
CHSC84854 | Lychnis coronaria | L. P. Janeway; John Hunt | 2003-6-5 | 7812 | Butte | Northern Sierra Nevada Foothills. Steep north-facing slope above Lake Oroville 635 m east of the south end of Bidwell Bar Bridge. | 290 | Comment | ||
CHSC39330 | Lythrum hyssopifolia | Lowell Ahart | 1983-6-26 | 4132 | Butte | Along Ponderosa Way, about 1/2 mile west of the East Fork of Canyon Creek, about 14 miles north-east of Oroville. | 500 | Comment | ||
CAS-BOT-BC342712 | Madia elegans | Lowell Ahart | 1983-6-26 | 4116 | Butte | Along Ponderosa Way, about 2 miles south-east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville | 500 | Comment | ||
CHSC39311 | Madia elegans subsp. densifolia | Lowell Ahart | 1983-6-26 | 4116 | Butte | Along Ponderosa Way, about 2 miles south-east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead on Ponderosa Way. | 500 | Comment | ||
CHSC43623 | Madia gracilis | Vernon Oswald | 1985-5-28 | 1780 | Butte | Service road leading to Bidwell Bar Bridge and joining Oroville-Quincy Hwy 0.2 mi s of the bridge. | 304 | Comment | ||
CHSC48179 | Madia gracilis | Vernon Oswald | 1985-5-28 | 1787 | Butte | Oroville-Quincy Hwy at the first pull-out on the e side of the road 0.8 mi n of Bidwell Bar Bridge. | 320 | Comment | ||
CHSC4668 | Meconella californica | R. Carter | 1966-4-11 | 341 | Butte | Found ca. 1/2 mi. E of Bidwell Bar along old R. R. tracks; growing in sandy soil in middle of tracks. | 152 | Comment | ||
UC1594676 | Medicago praecox | Lowell Ahart | 1992-3-21 | 6739 | Butte | Oroville Dam; e side, s side of spillway | 274 | Comment | ||
CAS-BOT-BC269377 | Melica californica | Lowell Ahart | 1983-6-26 | 4108 | Butte | Along Ponderosa Way, ca. 1/8 mi. E of the intersection of the Oroville Quincy Highway and Ponderosa Way, ca. 15 mi. NE of Oroville | 500 | Comment | ||
CHSC39319 | Melica californica | Lowell Ahart | 1983-6-26 | 4108 | Butte | Along Ponderosa Way, about 1/8 mile east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CHSC86530 | Melica californica | L. P. Janeway | 2003-5-7 | 7777 | Butte | Northern Sierra Nevada Foothills. Kelly Ridge between Lake Oroville Visitors Center and south end of Oroville Dam. | 329 | Comment | ||
JEPS105603 | Melica californica | L. P. Janeway | 2003-5-7 | 7777 | Butte | Northern Sierra Nevada Foothills. Kelly Ridge between Lake Oroville Visitors Center and south end of Oroville Dam | 329 | Comment | ||
CHSC51266 | Mentha canadensis | Lowell Ahart | 1990-10-3 | 6622 | Butte | Growing on the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/4 mile north-east of the Canyon Creek bridge across Lake Oroville. | 259 | Comment | ||
UC1563287 | Mentha canadensis | unknown | 1990-10-3 | 6622 | Butte | about 1/4 mi ne Canyon Creek Bridge (across Lake Oroville, East Fork Canyon Creek, below high water line Lake Oroville); East Fork Canyon Creek, Lake Oroville | 259 | Comment | ||
CHSC54092 | Microseris sylvatica | Vernon H. Oswald; Lowell Ahart | 1991-5-13 | 4588 | Butte | Dan Beebe Trail in Lake Oroville Recreation Area, between Canyon Drive and Oroville Dam Blvd East (opposite the spillway). | 121 | Comment | ||
CHSC83935 | Microseris sylvatica | L. P. Janeway; Gavin Blosser, Adam Henderson, John Hunt | 2003-4-15 | 7756 | Butte | Northern Sierra Nevada Foothills. Above an ephemeral drainage on south side of Potter Ravine arm of Lake Oroville, 1.9 km north of the Spillway Boat Ramp. | 280 | Comment | ||
UCD122207 | Mimulus aurantiacus | Joseph M. DiTomaso | 1976-5-23 | 466 | Butte | Lake Oroville, peninsula on south end. | 274 | Comment | ||
UC943806 | Mimulus aurantiacus var. grandiflorus | H. E. McMinn | 1946-5-10 | 5503 | Butte | ca. 9 mi e Oroville | Comment | |||
UC397061 | Minuartia douglasii | Edith A. Wilkins | 1929-4-21 | Butte | Bidwell Bar | Comment | ||||
CDA3371 | Mollugo verticillata | L. Ahart | 2002-10-17 | 9983 | Butte | About 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. On the gentle hills below the high water line of Lake Oroville. | Comment | |||
CHSC83087 | Mollugo verticillata | Lowell Ahart | 2002-10-17 | 9983 | Butte | On the gentle hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
JEPS103455 | Mollugo verticillata | Lowell Ahart | 2002-10-17 | 9983 | Butte | On the gentle hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
CHSC39334 | Monardella breweri subsp. lanceolata | Lowell Ahart | 1983-6-26 | 4134 | Butte | Along Ponderosa Way, near the East Fork of Canyon Creek, about 14 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CAS-BOT-BC220458 | Monardella sheltonii | Lowell Ahart | 1983-6-21 | 4083 | Butte | Along Bloomer Hill Road, about 3/4 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville | 425 | Comment | ||
CHSC39669 | Monardella sheltonii | Lowell Ahart | 1983-6-21 | 4083 | Butte | Along Bloomer Hill Rd., about 3/4 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. Section 6. | 425 | Comment | ||
CHSC43019 | Monardella sheltonii | L. P. Janeway | 1987-6-5 | 2127 | Butte | Along OroQuincy Hwy 0.5 mi S of suspension br over Lake Oroville. | 320 | Comment | ||
CHSC91463 | Monardella sheltonii | Lowell Ahart | 2005-7-12 | 12137 | Butte | On the west side of Encina Grade Road (Bloomer Hill Road), about 2 miles (air) southeast of Bloomer Hill, about 2 miles west of Oroville Quincy Highway. | 623 | Comment | ||
JEPS107530 | Monardella sheltonii | Lowell Ahart | 2005-7-12 | 12137 | Butte | On the west side of Encina Grade Road (Bloomer Hill Road), about 2 miles (air) southeast of Bloomer Hill, about 2 miles west of Oroville Quincy Highway | 623 | Comment | ||
JEPS62419 | Monardella villosa subsp. villosa | W. I. Follett | 1937-6-25 | 95 | Butte | 4.7 mi north Bidwell Bar (on the old Oroville-Quincy highway) | 335 | Comment | ||
CHSC40382 | Montia fontana subsp. chondrosperma | L. Ahart; J. Jokerst | 1985-5-10 | 4952 | Butte | On the bottom of the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CHSC51292 | Muhlenbergia mexicana | Lowell Ahart | 1990-9-30 | 6610 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/8 mile north-east of the Canyon Creek Bridge acoss Lake Oroville. | 243 | Comment | ||
UC1563262 | Muhlenbergia mexicana | unknown | 1990-9-30 | 6610 | Butte | 1/8 mi ne Canyon Creek Bridge across Lake Oroville (creek bottom below high water line of lake); East Fork of Canyon Creek | 243 | Comment | ||
CHSC86110 | Myosotis discolor | L. P. Janeway; John Hunt | 2003-4-22 | 7762 | Butte | Northern Sierra Nevada Foothills. Just below high water line of Lake Oroville on south side of Bloomer Point Campground (west side of the lake); 4.7 km southwest of Bloomer Hill. Large meadow that extends above and below high water line. | 271 | Comment | ||
CHSC26718 | Nassella pulchra | M. Hayes | 1978-4-10 | 147 | Butte | Off Oroville-Quincy Highway, approx. 2.7 mi n of Bidwell Bar Bridge. | 300 | Comment | ||
CHSC91457 | Navarretia filicaulis | Lowell Ahart | 2005-7-12 | 12135 | Butte | Road cut bank, on the west side of Encina Grade Road (Bloomer Hill Road), about 2 miles (air) southeast of Bloomer Hill, about 2 miles west of Oroville Quincy Highway. | 623 | Comment | ||
JEPS107911 | Navarretia filicaulis | Lowell Ahart | 2005-7-12 | 12135 | Butte | Road cut bank, on the west side of Encina Grade Road (Bloomer Hill Road), about 2 miles (air) southeast of Bloomer Hill, about 2 miles west of Oroville Quincy Highway | 623 | Comment | ||
RSA716046 | Navarretia filicaulis | L. Ahart | 2005-7-12 | 12135 | Butte | On the west side of Encina Grade Road (Bloomer Hill Road), about 2 miles (air) southeast of Bloomer Hill, about 2 miles west of Oroville Quincy Highway. | 624 | Comment | ||
CHSC39340 | Navarretia intertexta | Lowell Ahart | 1983-6-26 | 4140 | Butte | Along the East Fork of Canyon Creek, along Ponderosa Way, about 14 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CHSC48656 | Navarretia viscidula | Vernon Oswald | 1985-5-28 | 1786 | Butte | Oroville-Quincy Hwy slightly n of Simmons Rd. Beside the road. | 304 | Comment | ||
CHSC39042 | Navarretia viscidula subsp. purpurea | R. A. Schlising | 1983-8-6 | 4431 | Butte | NE of Oroville Dam. Along Highway 162. | 320 | Comment | ||
CHSC39329 | Navarretia viscidula subsp. purpurea | Lowell Ahart | 1983-6-26 | 4133 | Butte | Found along the edge of Ponderosa Way, about 1/2 mile west of the East Fork of Canyon Creek, about 14 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
SFV12282 | Nemophila menziesii | G. D. Ames | 1962-4-8 | 89 | Butte | Lave outcropping on Table Mountain, north of Oroville. | Comment | |||
CHSC42104 | Nicotiana acuminata var. multiflora | Lowell Ahart | 1986-11-9 | 5434 | Butte | Below the high water line of Lake Oroville, at the boat launch area off the Oroville Quincy Highway, near Canyon Creek, about 12 miles north-east of Oroville. | 269 | Comment | ||
UC1586604 | Orobanche fasciculata | Vernon H. Oswald and Lowell Ahart | 1991-5-13 | 4585 | Butte | Dan Beebe Trail in Lake Oroville Recreation Area, between Canyon Drive and Oroville Dam Blvd East (opposite the spillway). | Comment | |||
CHSC113970 | Oxalis corniculata | Lowell Ahart | 2014-11-24 | 19920 | Butte | About 10 feet below the high water line of Lake Oroville, about 500 yards east of the second parking area, old Bidwell Bar Road, about one mile south of Oroville Quincy Highway, about 8 miles (air) northeast of Oroville | 252 | Comment | ||
JEPS121894 | Oxalis corniculata | Lowell Ahart | 2014-11-24 | 19920 | Butte | About 10 feet below the high water line of Lake Oroville, about 500 yards east of the second parking area, old Bidwell Bar Road, about one mile south of Oroville Quincy Highway, about 8 miles (air) northeast of Oroville. | Comment | |||
CHSC39336 | Panicum acuminatum | Lowell Ahart | 1983-6-26 | 4138 | Butte | Along the edges of the East Fork of Canyon Creek, along Ponderosa Way, about 14 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CHSC83016 | Panicum capillare | Lowell Ahart | 2002-10-17 | 9999 | Butte | Hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CHSC97773 | Panicum capillare | Lowell Ahart | 2007-10-31 | 14513 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 224 | Comment | ||
JEPS115064 | Panicum capillare | Lowell Ahart | 2007-10-31 | 14513 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville | 224 | Comment | ||
RSA726556 | Panicum capillare | L. Ahart | 2007-10-31 | 14513 | Butte | Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 225 | Comment | ||
SEINET10661915 | Panicum capillare | Lowell Ahart | 2007-10-31 | Ahart 14513 | Yuba | T20N, R5E, southeast 1/4 Section 18. West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 1623 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 225 | Comment | ||
CDA34554 | Panicum dichotomiflorum | L. Ahart | 2008-11-4 | 15404 | Butte | On the sides of Potter Ravine, below the high water line of Lake Oroville, about one mile north of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville. | Comment | |||
CHSC100517 | Panicum dichotomiflorum | Lowell Ahart | 2008-11-4 | 15404 | Butte | On the sides of Potter Ravine, below the high water line of Lake Oroville, about one mile north of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville. | 242 | Comment | ||
CHSC51293 | Panicum dichotomiflorum subsp. dichotomiflorum | Lowell Ahart | 1990-9-30 | 6600 | Butte | Along the edges of Canyon Creek, below the high water line of Lake Oroville, below the Canyon Creek Bridge across Lake Oroville. | 228 | Comment | ||
UC1563276 | Panicum dichotomiflorum subsp. dichotomiflorum | Lowell Ahart | 1990-9-30 | 6600 | Butte | below the Canyon Creek Bridge across Lake Oroville (below the high water line Lake Oroville, along the edges Canyon Creek); , along edges Canyon Creek | 228 | Comment | ||
CHSC40767 | Pectocarya pusilla | Ahart; Jokerst | 1985-5-10 | 4960 | Butte | In the road gutter, along the dirt road 1/2 mile east of Potter Ravine, south of the east branch of Potter Ravine, about 2 1/2 miles north-east of Oroville Dam. | 320 | Comment | ||
CHSC86595 | Pectocarya pusilla | L. P. Janeway | 2003-5-7 | 7772 | Butte | Northern Sierra Nevada Foothills. Kelly Ridge between Lake Oroville Visitors Center and south end of Oroville Dam. | 360 | Comment | ||
UC1586598 | Pectocarya pusilla | Vernon H. Oswald and Lowell Ahart | 1991-5-13 | 4580 | Butte | opposite spillway (between Canyon Dr and Oroville Dam Blvd, Dan Beebe Trail); Lake Oroville Recreation Area | 213 | Comment | ||
CAS-BOT-BC67600 | Pellaea mucronata | Lowell Ahart | 1983-6-26 | 4115 | Butte | Along Ponderosa Way, about 2 miles south-east of the intersection of the Oroville Quincy Highway and Ponderosa Way, | 500 | Comment | ||
CHSC39309 | Pellaea mucronata | Lowell Ahart | 1983-6-26 | 4115 | Butte | Along Ponderosa Way, about 2 miles south-east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
RSA177468 | Penstemon azureus subsp. angustissimus | R. M. Straw | 1962-6-26 | 2193 | Butte | 5 miles north of Bidwell Bar. | 580 | Comment | ||
UC1302274 | Penstemon azureus var. angustissimus | Richard M. Straw | 1962-6-26 | 2193 | Butte | 5 mi n Bidwell Bar; n of Bidwell Bar | 580 | Comment | ||
CAS-BOT-BC77131 | Pentagramma triangularis subsp. semipallida | Lowell Ahart | 1983-6-26 | 4105 | Butte | Along Ponderosa Way, about 1/8 mile east of the intersection of the Oroville Quincy Highway and Ponderosa Way, | 500 | Comment | ||
CHSC11325 | Pentagramma triangularis subsp. semipallida | Lowell Ahart | 1967-4-12 | Butte | Bidwell Bar. | 121 | Comment | |||
CHSC39317 | Pentagramma triangularis subsp. semipallida | Lowell Ahart | 1983-6-26 | Butte | Along Ponderosa Way, about 1/8 mile east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | |||
CHSC84394 | Perideridia bacigalupii | Lowell Ahart | 2003-8-6 | 10474 | Butte | In the road gutter on the west side of Encina Grande Road, about 50 yards southeast of Truman Journey Way, about 2 miles (air) southeast of of Bloomer Hill, about 6 miles (air) northeast of Oroville Dam. Along the road for the next 3 miles. | 609 | Comment | ||
JEPS104598 | Perideridia bacigalupii | Lowell Ahart | 2003-8-6 | 10474 | Butte | In the road gutter on the w side of Encina Grande Rd, ca 50 yd se of Truman Journey Way, ca 2 mi (air) se of of Bloomer Hill, ca 6 mi (air) ne of Oroville Dam. Along the road for the next 3 miles. | 609 | Comment | ||
CHSC51273 | Persicaria lapathifolia | Lowell Ahart | 1990-10-3 | 6613 | Butte | On the north side of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/8 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 243 | Comment | ||
CHSC83088 | Persicaria lapathifolia | Lowell Ahart | 2002-10-17 | 9992 | Butte | On the gentle hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CHSC51274 | Persicaria punctata | Lowell Ahart | 1990-10-3 | 6620 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/4 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 259 | Comment | ||
CHSC4644 | Petrorhagia dubia | R. Carter | 1966-4-26 | 368 | Butte | Found ca. 10 mi. NE of Oroville on E side of Oroville-Quincy Rd., .3 mi. S of intersection with USFS road 21N40 to Bloomer Mt., growing 10 yds. off road. | 609 | Comment | ||
UC397060 | Petrorhagia dubia | Edith A. Wilkins | 1929-4-21 | Butte | Bidwell Bar | Comment | ||||
CAS-BOT-BC134036 | Phacelia cicutaria var. cicutaria | M. S. Taylor; K. Tharp | 1983-3-11 | 5228 | Butte | Along abandoned part of Hwy 162 which leads into water at n end of Bidwell Bar Bridge, ca. 6 air mi nne of Oroville | Comment | |||
CHSC39109 | Phacelia imbricata | Lowell Ahart | 1983-6-26 | 4117 | Butte | About 15 mi ne of Oroville; about 2 mi se of intersection of Oroville/Quincy Highway and Ponderosa Way; on dry, red, rocky soils along Ponderosa Way. | 500 | Comment | ||
UC956795 | Phacelia imbricata | L. Constance | 1951-5-20 | 3379 | Butte | Feather River hwy near Bidwell Bar (9 mi ne of Oroville) | 152 | Comment | ||
CAS-BOT-BC77371 | Philadelphus lewisii | Lowell Ahart | 1983-6-21 | 4080 | Butte | along Bloomer Hill Road, about 3/4 miles west of the Oroville Quincy Highway, about 15 miles northeast of Oroville | 425 | Comment | ||
CHSC10566 | Philadelphus lewisii | Lowell Ahart | 1967-6-6 | Butte | Near Bidwell Bar. | 213 | Comment | |||
CHSC39536 | Philadelphus lewisii | Lowell Ahart | 1983-6-21 | 4080 | Butte | Found growing on dry rocky soil along Bloomer Hill Road, about 3/4 mile west of the Oroville-Quincy Highway, about 15 miles north-east of Oroville. Label says Section 6. | 425 | Comment | ||
CHSC4667 | Phlox speciosa subsp. occidentalis | R. Carter | 1966-4-11 | 337 | Butte | Found ca. 1 mi. E of Bidwell Bar along S side of R.R. tracks, 300 yds W of R.R. bridge over S Fork. | 152 | Comment | ||
CHSC113195 | Physalis lancifolia | Lowell Ahart | 2013-11-29 | 19295 | Butte | Below the high water line of Lake Oroville, about 250 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | 225 | Comment | ||
CHSC83053 | Physalis lancifolia | Lowell Ahart | 2002-10-17 | 9996 | Butte | On the hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CHSC84863 | Piperia elongata | L. P. Janeway; John Hunt | 2003-6-5 | 7808 | Butte | Northern Sierra Nevada Foothills. Top of low west-trending ridge into Lake Oroville 350 m west-southwest of the south end of Bidwell Bar Bridge, between the Oroville-Quincy Hwy and the lake. | 296 | Comment | ||
UC1586560 | Piperia elongata | Lowell Ahart | 1991-5-31 | 6657 | Butte | sw of Oroville Dam (along the Dan Beebe Trail, between Canyon Drive and Oroville Dam Blvd East); Lake Oroville Recreation Area | 213 | Comment | ||
CAS-BOT-BC254405 | Piptatherum miliaceum | Lowell Ahart; Jokerst | 1985-5-10 | 4965 | Butte | About 0.25 mile W of a small stream, 0.5 mile S of Box Hall Flat, about 1 mile E of Potter Ravine, about 2.75 miles NE of Oroville Dam | 350 | Comment | ||
CHSC40292 | Piptatherum miliaceum | Ahart; Jokerst | 1985-5-10 | 4965 | Butte | About 1/4 mile west of a small stream, 1/2 mile south of Box Hall Flat, about 1 mile east of Potter Ravine, about 2 and 3/4 miles north-east of Oroville Dam. | 320 | Comment | ||
CHSC47997 | Plagiobothrys bracteatus | Vernon Oswald | 1985-4-29 | 1734 | Butte | Oroville-Quincy Hwy 0.9 mi s of Canyon Creek Bridge. | 304 | Comment | ||
CHSC40760 | Plagiobothrys fulvus var. campestris | Ahart; Jokerst | 1985-5-10 | 4948 | Butte | On the sides of the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CHSC40764 | Plagiobothrys nothofulvus | Ahart; Jokerst | 1985-5-10 | 4955 | Butte | 10 yards north of the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CHSC113212 | Plantago coronopus | Lowell Ahart | 2014-4-15 | 19357 | Butte | Below the high water line of Lake Oroville, about 20 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | 282 | Comment | ||
CHSC58272 | Plantago elongata | Lowell Ahart | 1992-3-28 | 6740 | Butte | Growing on the south side of the spillway of Oroville Dam, on the east side of Oroville Dam. | 274 | Comment | ||
UC1594610 | Plantago elongata | Lowell Ahart | 1992-3-28 | 6740 | Butte | e side Oroville Dam (on the s side of the spillway of Oroville Dam) | 274 | Comment | ||
CHSC39524 | Plantago lanceolata | Lowell Ahart | 1983-6-21 | 4064 | Butte | Fround growing along Bloomer Hill Road, 1/8 mile west of the Oroville Quincy Highway, 1 1/4 miles south of the Berry Creek School, northeast of Oroville. Section 5. | 400 | Comment | ||
CHSC101254 | Poa secunda subsp. secunda | L. P. Janeway; B. Castro | 2009-4-11 | 9724 | Butte | Northern Sierra Nevada Foothills. At saddle of ridge between Oroville Dam boat ramp and Potter Ravine, 1.2 km north of the boat ramp. | 340 | Comment | ||
CHSC83052 | Polygonum aviculare | Lowell Ahart | 2002-10-17 | 9991 | Butte | On the hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
CDA22816 | Polygonum lapathifolium | L. Ahart | 2002-10-17 | 9992 | Butte | About 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. On the gentle hills below the high water line of Lake Oroville. | Comment | |||
JEPS103454 | Polygonum lapathifolium | Lowell Ahart | 2002-10-17 | 9992 | Butte | On the gentle hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
UC1563298 | Polygonum lapathifolium | unknown | 1990-10-3 | 6613 | Butte | about 1/8 mi ne Canyon Creek Bridge across lake (below high water line of lake, n side of creek); Lake Oroville, East Fork of Canyon Creek | 243 | Comment | ||
UC1563289 | Polygonum punctatum | Lowell Ahart | 1990-10-3 | 6620 | Butte | about 1/4 mi ne Canyon Creek Bridge across lake; Lake Oroville, East Fork of Canyon Creek | 259 | Comment | ||
CAS-BOT-BC233059 | Polypogon interruptus | Lowell Ahart | 1983-6-26 | 4110 | Butte | Along Ponderosa Way, ca. 1/8 mile E of the intersection of the Oroville Quincy Highway and Ponderosa Way, ca. 15 miles NE of Oroville | 500 | Comment | ||
CHSC39972 | Polypogon interruptus | L. Ahart; P. Ahart | 1983-6-26 | 4110 | Butte | Ca. 1/8 mi e of jct of Oroville-Quincy Hwy and Ponderosa Way (Big Ridge Rd), ca. 15 mi ne of Oroville. Along the road. | 500 | Comment | ||
CAS-BOT-BC233210 | Polypogon maritimus | Lowell Ahart | 1983-6-26 | 4158 | Butte | Along Ponderosa Way, ca. 2.5 miles E of where Ponderosa Way crosses the E Fork of Canyon Creek, ca. 15.5 miles NE of Oroville | 600 | Comment | ||
CHSC39324 | Polypogon maritimus | Lowell Ahart | 1983-6-26 | 4158 | Butte | Along Ponderosa Way, about 2 1/2 miles east of where Ponderosa Way crosses the East Fork of Canyon Creek, about 15 1/2 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 600 | Comment | ||
CAS-BOT-BC232575 | Polypogon monspeliensis | Lowell Ahart | 1983-6-26 | 4150 | Butte | Along Ponderosa Way, ca. 1.5 miles SE of the E Fork of Canyon Creek, ca. 14.5 miles NE of Oroville | 575 | Comment | ||
CHSC39348 | Polypogon monspeliensis | Lowell Ahart | 1983-6-26 | 4150 | Butte | Along the edge of Ponderosa Way, about 1 1/2 miles south-east of the East Fork of Canyon Creek, about 14 1/2 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 575 | Comment | ||
CHSC39312 | Polystichum imbricans | Lowell Ahart | 1983-6-26 | 4122 | Butte | Along Ponderosa Way, about 2 miles south-east of the intersection of the Oroville-Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. The sign gives Big Ridge Road not Ponderosa Way. | 500 | Comment | ||
CAS-BOT-BC72294 | Polystichum imbricans subsp. imbricans | Lowell Ahart | 1983-6-26 | 4122 | Butte | along Ponderosa Way, about 2 miles southeast of the intersection of the Oroville Quincy Highway and Ponderosa Way | 500 | Comment | ||
CHSC40331 | Poterium sanguisorba | Ahart; Jokerst | 1985-5-10 | 4958 | Butte | Near and on a small washed out dam across the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CHSC39512 | Prunella vulgaris var. lanceolata | Lowell Ahart | 1983-6-21 | 4067 | Butte | Along Bloomer Hill Road. Near a Branch of Canyon Creek, about 1/2 mile west of the Oroville Quincy Highway, about 15 miles north-east of Oroville. Section 5. | 40 | Comment | ||
CHSC41239 | Pseudobahia heermannii | J. D. Jokerst | 1985-3-17 | 2157 | Butte | Near bottom of ravine ca 300 meters n of edge of Lake Oroville. First ravine east of Potter's Raive, ca 1/2 mile south of Box Hall Flat. | Comment | |||
JEPS115251 | Pseudognaphalium beneolens | Lowell Ahart | 2008-11-4 | 15398 | Butte | Below the high water line of Lake Oroville, about one mile southeast of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville | 263 | Comment | ||
CHSC100520 | Pseudognaphalium luteoalbum | Lowell Ahart | 2008-11-4 | 15399 | Butte | On the west side of Potter Ravine, below the high water line of Lake Oroville, about one mile north of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville. | 242 | Comment | ||
CHSC39347 | Pseudognaphalium luteoalbum | Lowell Ahart | 1983-6-26 | 4151 | Butte | Along the edge of Ponderosa Way, about 1 1/2 miles south-east of the East Fork of Canyon Creek, about 14 1/2 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 575 | Comment | ||
CHSC100525 | Pseudognaphalium thermale | Lowell Ahart | 2008-11-4 | 15398 | Butte | Below the high water line of Lake Oroville, about one mile southeast of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville. | 263 | Comment | ||
JEPS46211 | Quercus X morehus | W. I. Follett | 1934-7-8 | Butte | Bidwell Bar | Comment | ||||
RSA477104 | Quercus vacciniifolia | Anstruther Davidson | 1928-07 | s.n. | Butte | Feather River | Comment | |||
CHSC53700 | Ranunculus hebecarpus | Kirsten Tarp | 1982-4-8 | 111 | Butte | Near Oroville Dam. | Comment | |||
UCD80703 | Ranunculus muricatus | CNPS SN Foothill Team | 2005-3-23 | SNFN 0064 | Butte | CDPR, Oroville State Recreation Area, along the North Fork Trail, on the Potter's Point Loop Trail, north of the intersection with Potter's Ravine Trail. | 372 | Comment | ||
CHSC46849 | Ranunculus occidentalis var. occidentalis | Kirsten Tarp | 1982-4-8 | 107 | Butte | Near Oroville Dam. | Comment | |||
UCD116882 | Rhus aromatica | Joseph M. DiTomaso | 1976-5-23 | 462 | Butte | Lake Oroville. | Comment | |||
CHSC84696 | Rhus ovata | Gavin Blosser | 2003-9-16 | Butte | Northern Sierra Nevada Foothills. Between an un-used parking lot along Oroville Dam Blvd. and the Palermo Canal, 1460 ft west of the southeast end of Oroville Dam. | 182 | Comment | |||
UC1563290 | Rorippa curvisiliqua | Lowell Ahart | 1990-10-3 | 6612 | Butte | about 1/8 mi ne Canyon Creek Bridge (across Lake Oroville, East Fork Canyon Creek, below high water line Lake Oroville); East Fork Canyon Creek, Lake Oroville | 243 | Comment | ||
UC1594677 | Rorippa curvisiliqua | Lowell Ahart | 1992-3-21 | 6738 | Butte | s Spillway Boat Launch Area (below the high water line Lake Oroville); below the high water line of Lake Oroville | 243 | Comment | ||
CDA25116 | Rorippa curvisiliqua var. occidentalis | L. Ahart | 2002-10-17 | 9988 | Butte | About 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. On the gentle hills below the high water line of Lake Oroville. | Comment | |||
CHSC113193 | Rorippa curvisiliqua var. occidentalis | Lowell Ahart | 2013-11-29 | 19291 | Butte | Below the high water line of Lake Oroville, about 250 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | 225 | Comment | ||
CHSC51253 | Rorippa curvisiliqua var. occidentalis | Lowell Ahart | 1990-10-3 | 6612 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/8 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 243 | Comment | ||
CHSC83025 | Rorippa curvisiliqua var. occidentalis | Lowell Ahart | 2002-10-17 | 9988 | Butte | On the hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
JEPS103453 | Rorippa curvisiliqua var. occidentalis | Lowell Ahart | 2002-10-17 | 9988 | Butte | On the hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
JEPS121305 | Rorippa curvisiliqua var. occidentalis | Lowell Ahart | 2013-11-29 | 19291 | Butte | Below the high water line of Lake Oroville, about 250 yards W of the old road, about 3.5 air miles NE of Oroville Dam. | Comment | |||
CDA25114 | Rorippa curvisiliqua var. orientalis | L. Ahart | 2002-10-17 | 9987 | Butte | About 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. On the gentle hills below the high water line of Lake Oroville. | Comment | |||
CHSC113192 | Rorippa curvisiliqua var. orientalis | Lowell Ahart | 2013-11-29 | 19294 | Butte | Below the high water line of Lake Oroville, about 250 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | 225 | Comment | ||
CHSC58261 | Rorippa curvisiliqua var. orientalis | Lowell Ahart | 1992-3-21 | 6738 | Butte | Below the high water line of Lake Oroville, south of the Spillway Boat Launch Area, Lake Oroville. | 243 | Comment | ||
CHSC83086 | Rorippa curvisiliqua var. orientalis | Lowell Ahart | 2002-10-17 | 9987 | Butte | On the gentle hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. | 227 | Comment | ||
JEPS103337 | Rorippa curvisiliqua var. orientalis | Lowell Ahart | 2002-10-17 | 9987 | Butte | On the gentle hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. | 227 | Comment | ||
CHSC39302 | Rumex crispus | Lowell Ahart | 1983-6-26 | 4124 | Butte | Along Ponderosa Way, about 2 miles south-east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CHSC51275 | Rumex salicifolius var. denticulatus | Lowell Ahart | 1990-10-3 | 6619 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/4 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 259 | Comment | ||
CHSC113375 | Sagina apetala | Lowell Ahart | 2014-4-15 | 19354 | Butte | Near a small drainage, below the high water line of Lake Oroville, about 400 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | 235 | Comment | ||
JEPS122282 | Sagina apetala | Lowell Ahart | 2014-4-15 | 19354 | Butte | Below the high water line of Lake Oroville, about 400 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | Comment | |||
CAS-BOT-BC106938 | Salix laevigata | M. S. Taylor; K. Tharp | 1982-4-8 | 4295 | Butte | Turnout near Bridal Path sign, [across] across Feather River from spillway, along Oroville Dam Blvd, ca. 2.5 mi w of Oroville Dam Visitor Center | 121 | Comment | ||
CHSC37779 | Salix laevigata | M. S. Taylor; K. Tharp | 1982-4-8 | 4295 | Butte | Turnout near Bridal Path sign, across Feather River from spillway, along Oroville Dam Blvd, ca. 2.5 mi w of Oroville Dam Visitor Center. | 121 | Comment | ||
CHSC4709 | Sambucus mexicana | R. Carter | 1966-6-15 | 447 | Butte | One mi N of Bidwell Bar on Old Quincy Rd, ca. 9 mi. E of Oroville, growing along W side of road. | 152 | Comment | ||
UCD127972 | Sanicula crassicaulis | Joseph M. DiTomaso | 1976-5-23 | 473 | Butte | Lake Oroville, peninsula at south end. | 274 | Comment | ||
CHSC39231 | Scandix pecten-veneris | M. S. Taylor; K. Tharp | 1983-3-11 | 5225 | Butte | At jct of Bell Ranch Rd and Oroville-Quincy Hwy (162), ca. 1 mi sw of Berry Canyon School, s of Lake Madrone. Ca. 8 air mi ne of Oroville. | Comment | |||
CDA4987 | Schinus molle | G. Blosser | 2003-9-16 | Butte | Northern Sierra Nevada Foothills; Between the road to the Oroville Dam substation and the Thermalito Diversion Pool; about 1100 feet southwest of the base of Oroville Dam. | Comment | ||||
CHSC84662 | Schinus molle | Gavin Blosser | 2003-9-16 | Butte | Northern Sierra Nevada Foothills. Between the road to the Oroville Dam substation and the Thermalito Diversion Pool; about 1100 ft southwest of the base of Oroville Dam. Along a drainage area below the trailer/office building. | 112 | Comment | |||
CAS-BOT-BC239957 | Scribneria bolanderi | Ahart; Jokerst | 1985-5-10 | 4959 | Butte | Along the dirt road 1/2 mile east of Potter Ravine, south of the east branch of Potter Ravine, about 2 1/2 miles north-east of Oroville Dam | 350 | Comment | ||
CHSC40295 | Scribneria bolanderi | Ahart; Jokerst | 1985-5-10 | 4959 | Butte | In the road gutter, along the dirt road 1/2 mile east of Potter Ravine, south of the east branch of Potter Ravine, about 2 1/2 miles north-east of Oroville Dam. | 320 | Comment | ||
CHSC39494 | Scutellaria californica | Lowell Ahart | 1983-6-21 | 4060 | Butte | Along Bloomer Hill Road, 1/8 mile west of the Oroville Quincy Highway, 1 1/4 miles south of the Berry Creek School, north-east of Oroville. Section 5. | 400 | Comment | ||
CHSC42831 | Scutellaria californica | L. P. Janeway | 1987-6-5 | 2126 | Butte | Along OroQuincy Hwy 0.5 mi S of Suspension Bridge over Lake Oroville. | 320 | Comment | ||
CHSC4666 | Sedum spathulifolium | R. Carter | 1966-4-11 | 332 | Butte | Found Ca. 1 mi. E of Bidwell Bar along R.R. tracks, just W of R.R. bridge over S Fork. | 152 | Comment | ||
CHSC113286 | Senecio vulgaris | Lowell Ahart | 2014-4-15 | 19353 | Butte | Steep sides of rocky point, below the high water line of Lake Oroville, about 250 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. | 253 | Comment | ||
CHSC35323 | Sherardia arvensis | M. S. Taylor; K. Tharp | 1982-4-8 | 4286 | Butte | Immediate vicinity of Oroville Dam Visitors Center, Oroville. | 365 | Comment | ||
CHSC35326 | Sidalcea asprella | M. S. Taylor; R. A. Schlising, K. Tharp | 1982-4-8 | 4283 | Butte | At the end of Beckwith Rd. just above Oroville Dam Overlook parking area, Oroville. | 320 | Comment | ||
CHSC84867 | Sidalcea asprella | L. P. Janeway; John Hunt | 2003-6-5 | 7805 | Butte | Northern Sierra Nevada Foothills. Northerly-facing slope over-looking Lake Oroville about 173 m west of the south end of Bidwell Bar Bridge, between the Oroville-Quincy Hwy and the lake. | 299 | Comment | ||
CHSC84901 | Sidalcea asprella | L. P. Janeway; John Hunt | 2003-6-5 | 7813 | Butte | Northern Sierra Nevada Foothills. Steep north-facing slope above Lake Oroville 635 m east of the south end of Bidwell Bar Bridge. | 290 | Comment | ||
UC1586602 | Sidalcea malviflora subsp. asprella | Vernon H. Oswald and Lowell Ahart | 1991-5-13 | 4578 | Butte | between Canyon Drive and Oroville Dam Blvd East (opposite the spillway) (Dan Beebe Trail in Lake Oroville Recreation Area); Lake Oroville Recreation Area | 213 | Comment | ||
CHSC11073 | Silene laciniata subsp. californica | Lowell Ahart | 1966-5-10 | Butte | Bidwell Bar. | 152 | Comment | |||
CHSC39226 | Solanum americanum | M. S. Taylor; K. Tharp | 1983-3-11 | 5232 | Butte | Along abandoned part of Hwy 162 which leads into water at n end of Bidwell Bar Bridge, ca. 6 air mi nne of Oroville. | Comment | |||
CHSC97697 | Solanum americanum | Lowell Ahart | 2007-10-31 | 14521 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 224 | Comment | ||
CAS-BOT-BC364941 | Solidago velutina subsp. californica | Lowell Ahart | 1983-6-26 | 4148 | Butte | Along Ponderosa Way, about 1 mile south-east of the East Fork of Canyon Creek, about 14 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way | 575 | Comment | ||
CHSC39344 | Solidago velutina subsp. californica | Lowell Ahart | 1983-6-26 | 4148 | Butte | Along Ponderosa Way, about 1 mile south-east of the East Fork of Canyon Creek, about 14 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 575 | Comment | ||
CHSC44075 | Spiranthes porrifolia | L. P. Janeway | 1987-6-5 | 2130 | Butte | Along the OroQuincy Hwy just south of bridge across Canyon Cr arm of Lake Oroville. | 289 | Comment | ||
CHSC42979 | Stachys pycnantha | L. P. Janeway | 1987-6-5 | 2129 | Butte | Along OroQuincy Hwy just S of bridge across Canyon Cr arm of Lake Oroville. | 289 | Comment | ||
CHSC51267 | Stachys pycnantha | Lowell Ahart | 1990-10-3 | 6615 | Butte | Growing along the sides of the East Fork of Canyon Creek, below high water line of Lake Oroville, about 1/4 mile northeast of the Canyon Creek Bridge across Lake Oroville. | 259 | Comment | ||
UC1563286 | Stachys pycnantha | Lowell Ahart | 1990-10-3 | 6615 | Butte | East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/4 mi northeast of the Canyon Creek Bridge across Lake Oroville. | 259 | Comment | ||
JEPS104645 | Stephanomeria elata | Lowell Ahart | 2003-8-6 | 10475 | Butte | In the road gutter on the e side of Encina Grande Rd, just south of a small branch of Canyon Creek, ca 1 mi w of Oroville Quincy Highway, ca 2 1/2 mi (air) sw of Berry Creek. | 632 | Comment | ||
CHSC46971 | Stephanomeria exigua subsp. macrocarpa | Lowell Ahart | 1980-7-20 | 2470 | Butte | Along the edge of the abandoned paved road on the north side of the Suspension Bridge across Lake Oroville, north of Oroville. | 304 | Comment | ||
CHSC84403 | Stephanomeria paniculata | Lowell Ahart | 2003-8-6 | 10475 | Butte | In the road gutter on the east side of Encina Grande Road, just south of a small branch of Canyon Creek, about 1 mile west of Oroville Quincy Highway, about 2 1/2 miles (air) southwest of Berry Creek. | 632 | Comment | ||
CHSC36694 | Streptanthus tortuosus | R. E. Preston | 1982-5-18 | 286 | Butte | Roadcut, on w side of Oro-Quincy Hwy, ca. 0.4 mi n of Canyon Cr bridge over Lake Oroville, ca. 7 mi ne of Oroville. | 304 | Comment | ||
UCD116302 | Streptanthus tortuosus | Robert E. Preston | 1984-6-19 | 462 | Butte | 12 km NE of Oroville, Oro-Quincy Hwy on north side of Canyon Creek bridge. | 305 | Comment | ||
CHSC4161 | Streptanthus tortuosus var. suffrutescens | R. Carter | 1966-4-11 | 338 | Butte | Found ca. 1/8 mi. E of Bidwel Bar along N side of R.R. tracks; on cliff above. | 152 | Comment | ||
CHSC80521 | Streptanthus tortuosus var. suffrutescens | Vernon H. Oswald | 2001-4-8 | 9995 | Butte | Old roadbed paralleling Oroville-Quincy Hwy just north of Bidwell Bar Bridge. | 292 | Comment | ||
CAS-BOT-BC48066 | Styrax redivivus | Lowell Ahart | 1966-5-10 | s.n. | Butte | Bidwell Bar, now the are is under Lake Oroville. | 500 | Comment | ||
CHSC39670 | Swertia albicaulis var. nitida | Lowell Ahart | 1983-6-21 | 4085 | Butte | Found along Bloomer Hill Road, about 1 1/4 miles west of the Oroville quincy Highway, about 15 miles northeast of Oroville. | 450 | Comment | ||
CHSC51251 | Symphyotrichum chilense | Lowell Ahart | 1990-10-3 | 6626 | Butte | On the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/4 mile northeast of the Canyon Creek Bridge across Lake Oroville. | 259 | Comment | ||
CHSC30990 | Tauschia hartwegii | M. S. Taylor | 1980-6-14 | 2885 | Butte | On w side of Oroville-Quincy Hwy ca. 1 mi (2 mi by car) n of Bidwell Bar Bridge over the south fork Feather River, ca. 7 mi s of Lake Madrone. | 457 | Comment | ||
CHSC40323 | Thalictrum fendleri var. polycarpum | Ahart; Jokerst | 1985-5-10 | 4954 | Butte | Along the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CAS-BOT-BC399765 | Thalictrum polycarpum | Lowell Ahart | 1985-5-10 | 4954 | Butte | Along the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam | 350 | Comment | ||
CHSC4647 | Thysanocarpus curvipes var. curvipes | R. Carter | 1966-4-11 | 333 | Butte | Found ca. 1 mi. E of Bidwell Bar along R.R. tracks, just W of R.R. bridge over S Fork; at base of cliff along tracks. | 152 | Comment | ||
CHSC4648 | Thysanocarpus curvipes var. elegans | R. Carter | 1966-4-11 | 334 | Butte | Found ca. 1 mi. E of Bidwell Bar along R.R. tracks, just W of R.R. bridge over S Fork. | 152 | Comment | ||
CHSC39321 | Torilis arvensis subsp. purpurea | Lowell Ahart | 1983-6-26 | 4111 | Butte | Along Ponderosa Way, about 1/8 mile east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. | 500 | Comment | ||
CHSC42685 | Torilis arvensis subsp. purpurea | Vernon Oswald | 1985-5-28 | 1781 | Butte | Service road leading to Bidwell Bar Bridge and joining Oroville-Quincy hwy 0.2 mi s of the bridge. | 304 | Comment | ||
CHSC100516 | Trichostema lanceolatum | Lowell Ahart | 2008-11-4 | 15401 | Butte | Below the high water line of Lake Oroville, about one mile southeast of the large parking area on the north end of Oroville Dam, about 5 miles (air) northeast of Oroville. | 263 | Comment | ||
CHSC97718 | Trichostema lanceolatum | Lowell Ahart | 2007-10-31 | 14517 | Butte | West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. | 224 | Comment | ||
CHSC57808 | Trifolium albopurpureum var. albopurpureum | Vernon H. Oswald; Lowell Ahart | 1992-4-8 | 4894 | Butte | Ravine NW of the spillway launch ramp at Oroville Dam. | 289 | Comment | ||
UC1594660 | Trifolium albopurpureum var. albopurpureum | Vernon H. Oswald and Lowell Ahart | 1992-4-8 | 4894 | Butte | nw spillway ramp at Oroville Dam (ravine) | 289 | Comment | ||
UC1586599 | Trifolium bifidum var. bifidum | Vernon H. Oswald and Lowell Ahart | 1991-5-13 | 4581 | Butte | oppostie spillway (betw Canyon Drive and Oroville Dam Blvd East); Lake Oroville Recreation Area | 213 | Comment | ||
CHSC40306 | Trifolium campestre | Ahart; Jokerst | 1985-5-10 | 4964 | Butte | About 1/4 mile west of a small stream, 1/2 mile south of Box Hall Flat, about 1 mile east of Potter Ravine, about 2 and 3/4 miles north-east of Oroville Dam. | 320 | Comment | ||
CHSC41238 | Trifolium campestre | J. D. Jokerst | 1985-5-11 | 2323 | Butte | Ravine north of Lake Oroville, south of Box Hall Flat ca. 1/2 mile, ca 1 mile east of Potter Ravine. | Comment | |||
CHSC40424 | Trifolium ciliolatum | Ahart; Jokerst | 1985-5-10 | 4950 | Butte | Along the east branch of Potter Ravine, about 2 1/4 miles north of Oroville Dam. | 320 | Comment | ||
CHSC86567 | Trifolium hirtum | L. P. Janeway | 2003-5-7 | 7778 | Butte | Northern Sierra Nevada Foothills. Kelly Ridge between Lake Oroville Visitors Center and south end of Oroville Dam. | 329 | Comment | ||
JEPS105604 | Trifolium hirtum | L. P. Janeway | 2003-5-7 | 7778 | Butte | Northern Sierra Nevada Foothills. Kelly Ridge between Lake Oroville Visitors Center and south end of Oroville Dam | 329 | Comment | ||
CHSC29794 | Trifolium obtusiflorum | M. S. Taylor; James D. Jokerst | 1980-6-14 | 2884 | Butte | On w side of Oroville-Quincy Hwy ca. 1 mi (2 mi by car) n of Bidwell Bar Bridge over the south fork Feather River, ca. 7 mi s of Lake Madrone. | 457 | Comment | ||
CHSC39305 | Trifolium variegatum var. variegatum | Lowell Ahart | 1983-6-26 | 4129 | Butte | On the sides of a small stream along Ponderosa Way, about 2 miles south-east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CHSC39307 | Trifolium willdenovii | Lowell Ahart | 1983-6-26 | 4126 | Butte | Along Ponderosa Way, about 2 miles south-east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
UCD123392 | Triphysaria eriantha | P. Thompson | 1996-4-14 | 6 | Butte | Oroville, Cherokee Rd., approx. 1 kilometer south of Oregon Rd. | 210 | Comment | ||
CHSC86579 | Triphysaria pusilla | L. P. Janeway; Gavin Blosser | 2003-5-1 | 7771 | Butte | Northern Sierra Nevada Foothills. Foreman Creek Recreation Area; 515 m west of mouth of Foreman Creek at Lake Oroville; about 115 m northeast of high water line of the lake. Along small dirt road. | 283 | Comment | ||
JEPS105602 | Triphysaria pusilla | L. P. Janeway, Gavin Blosser | 2003-5-1 | 7771 | Butte | Northern Sierra Nevada Foothills. Foreman Creek Recreation Area; 515 m west of mouth of Foreman Creek at Lake Oroville; about 115 m northeast of high water line of the lake. Along small dirt road | 283 | Comment | ||
CHSC2089 | Triteleia ixioides subsp. scabra | R. Carter | 1964-3-28 | 69 | Butte | 105 yds. W of Bidwell Bar bridge on N side of river. | 121 | Comment | ||
CHSC32595 | Triteleia ixioides subsp. scabra | J. D. Jokerst; R. A. Schlising | 1981-3-22 | 1264 | Butte | S of Hwy 162 1.0 mi N of the Bidwell Bar Bridge. | Comment | |||
UCD139338 | Triteleia ixioides subsp. scabra | Joseph M. DiTomaso | 1976-5-23 | 458 | Butte | Lake Oroville, peninsula on south side. | 274 | Comment | ||
UCD139383 | Triteleia laxa | P. Thompson | 1996-4-14 | 5 | Yolo | Davis, south side of town, path parallel to meters. | 17 | Comment | ||
CHSC40491 | Urospermum picroides | Ahart; Jokerst | 1985-5-10 | 4963 | Butte | About 50 uards west of a small stream, 1/2 mile south of Box Hall Flat, about 1 mile east of Potter Ravine, about 2 and 3/4 miles north-east of Oroville Dam. | 320 | Comment | ||
JEPS83276 | Urospermum picroides | J. D. Jokerst and Ahart | 1985-5-11 | 2324 | Butte | ca 1/4 mi w of and adjacent to Lake Oroville (ca 1/2 mi s of Box Hall Flat, ca 1 mi e of Potter Ravine) | Comment | |||
UC1530700 | Urospermum picroides | Ahart and Jokerst | 1985-5-10 | 4963 | Butte | 1/2 mi s Box Hall Flat (about 1 mi e of Potter Ravine, about 2 and 3/4 mi ne of Oroville Dam) | Comment | |||
CHSC41915 | Verbena lasiostachys var. scabrida | Lowell Ahart | 1983-6-26 | 4121 | Butte | Growing along a small stream along Ponderosa Way, about 2 miles southeast of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. Note: the sign gives Blue Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CHSC51279 | Verbena lasiostachys var. scabrida | Lowell Ahart | 1990-10-3 | 6618 | Butte | Growing on the bottom of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/4 mile north-east of the Canyon Creek Bridge across Lake Oroville. | 259 | Comment | ||
CHSC39318 | Vicia sativa subsp. nigra | Lowell Ahart | 1983-6-26 | 4109 | Butte | Along Ponderosa Way, about 1/8 mile east of the intersection of the Oroville Quincy Highway and Ponderosa Way, about 15 miles north-east of Oroville. Note: the sign gives Big Ridge Road instead of Ponderosa Way. | 500 | Comment | ||
CHSC11043 | Vinca major | Lowell Ahart | 1967-4-12 | Butte | Near Bidwell Bar. | 304 | Comment | |||
UCD102793 | Vitis californica | Joseph M. DiTomaso | 1976-5-23 | 476 | Butte | Peninsula at E end of Lake Oroville. | 274 | Comment | ||
UCD137028 | Wyethia angustifolia | Joseph M. DiTomaso | 1976-5-23 | 465 | Butte | Lake Oroville, south side on peninsula. | 274 | Comment | ||
CHSC46796 | Wyethia bolanderi | R. A. Schlising; F. J. Fuller | 1988-6-17 | 4541 | Butte | NE of Oroville and SW of Berry Creek along Ponderosa Way (=Encino Grande). | Comment |
Copyright © 2019 Regents of the University of California — Updated 11 January 2019 |