Persicaria hydropiper
(marshpepper knotweed)
Plants
Exotic
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4 results for Persicaria hydropiper (marshpepper knotweed)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
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
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

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 [5/8/2024].

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