Persicaria hydropiper
(marshpepper knotweed)
Plants
Exotic
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116 results for Persicaria hydropiper (marshpepper knotweed)
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Page:12345
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1441878 CAAmadorIrishtown Sequoia Gigantea Region1895 18040012 Upper Mokelumneestablished
1441766 CAAmadorSierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-492013 18040013 Upper Cosumnesestablished
1441591 CAButte1/4 mi se of Stirling City.1983 18020121 North Fork Featherestablished
1441589 CAButteabout 1/2 mi sw Enterprise Bridge (across Lake Oroville); below high water line Lake Oroville1990 18020123 Middle Fork Featherestablished
1441943 CAButteabout 1/8 mi nw Enterprise Bridge across lake (e of Enterprise Boat Launch Area, below high water line of lake); Lake Oroville1990 18020123 Middle Fork Featherestablished
1441944 CAButteAbout 80 feet below the high water line of Lake Oroville, on the bottom of the South Fork of the Feather River, about 300 yards north-west of the Ponderosa Dam.1985 18020123 Middle Fork Featherestablished
1441811 CAButteAlong a drain ditch, along Oroville Chico Highway (149), 1/10 mile north-west of Highway 70.1987 18020158 Butte Creekestablished
1441815 CAButteAlong edge of North Honcut Creek, Peter Ahart Ranch, Honcut.1977 18020159 Honcut Headwaters-Lower Featherestablished
1441593 CAButteAlong edge of the road just a few feet n of the Arch Rock Tunnel, on Hwy 70, ca. 10 mi s of Storrie.1981 18020121 North Fork Featherestablished
1441592 CAButteAlong edges of large duck pond, ca. 0.1 mi w of Graylodge HQ, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley.1982 18020158 Butte Creekestablished
1441857 CAButteAlong edges of North Honcut Creek, Peter Ahart Ranch, ca. 3 mi ne of Honcut.1982 18020159 Honcut Headwaters-Lower Featherestablished
1441851 CAButteCa 2 air mi N of Feather Falls, towards western end of Watson Ridge, in meadow at the old Watson Cabin site, north of USFS Rd 21N25. In upper third of meadow.1995 18020123 Middle Fork Featherestablished
1441946 CAButteca 3 mi ne Honcut; Peter Ahart Ranch, North Honcut Creek1982 18020159 Honcut Headwaters-Lower Featherestablished
1441853 CAButteIn a large reservoir, Joie Osgood Ranch, about 2 miles east of Honcut.1991 18020159 Honcut Headwaters-Lower Featherestablished
1439396 CAButteLarge disturbed area along the east side of the Sacramento River, northwest of Parrott Landing, about 1 mile southeast of Ord Ferry, about 2 miles southeast of Ordbend, about 12 miles (air) southwest of Chico.1999 18020104 Sacramento-Stone Corralestablished
1439797 CAButteLarge disturbed area along the east side of the Sacramento River, northwest of Parrott Landing, about 1 mile southeast of Ord Ferry, about 2 miles southeast of Ordbend, about 12 miles (air) southwest of Chico.1999 18020104 Sacramento-Stone Corralestablished
1439588 CAButtenorthwest of Parrott Landing; about 1 mile southeast of Ord Ferry; about 2 miles southeast of Ordbend; about 12 miles (air) southwest of Chico2000 18020158 Butte Creekestablished
1441590 CAButteOn a sand bar along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap.1987 18020121 North Fork Featherestablished
1441854 CAButteOn the bottom of a shallow wash, in the borrow area, about 1/4 mile south of the Feather River, about 4/10 mile west of Pacific Heights Road, about 4 1/2 miles south-west of Oroville.1989 18020159 Honcut Headwaters-Lower Featherestablished
1441945 CAButteOn the sides of a deep wash, about 1/4 mile south-east of Stirling City.1983 18020121 North Fork Featherestablished
1441585 CAButteOn the south side of Big Chico Creek, about 50 yards east of Table 5, west of Cedar Grove, Lower Bidwell Park, Chico.2012 18020157 Big Chico Creek-Sacramento Riverestablished
1441939 CAButteOn the south side of Big Chico Creek, about 50 yards east of Table 5, west of Cedar Grove, Lower Bidwell Park, Chico.2012 18020157 Big Chico Creek-Sacramento Riverestablished
1441586 CAButteOroville Wildlife Area on the NW side of the Feather River just upstream from the outlet of Thermalito Afterbay.1996 18020159 Honcut Headwaters-Lower Featherestablished
1441858 CAButteTop of North Table Mt., ca 100 m NW of the jct. Cherokee Rd. and the east edge of mt.1980 18020159 Honcut Headwaters-Lower Featherestablished
1441856 CAButteUpper Bidwell Park, Chico, in Lindo Channel ca. 100 ft upstream from the flood-control gates.1983 18020157 Big Chico Creek-Sacramento Riverestablished
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Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [4/19/2024].

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