Reynoutria japonica
(Itadori knotweed)
Plants
Exotic
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Impacts

7 results for Reynoutria japonica (Itadori knotweed)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1660246 CTLitchfieldNew Milford2001 01100005 Housatonicunknown
1660334 CTTollandWillington2001 01100002 Shetucket Riverunknown
1661494 MAFranklinDeerfield River2001 01080203 Deerfield Riverunknown
1660247 NYSaratogaSaratoga National Historical Park2001 02020003 Hudson-Hoosicunknown
1660185 VTRutlandClarendon Gorge2001 04300102 Otter Creekunknown
1669139 WAKingNear Lakeside Place NE. Lake City Seattle.2001 17110012 Lake Washingtonunknown
1667147 WAKingNear Lakeside Place NE. Lake City Seattle.2001 17110012 Lake Washingtonunknown

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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The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/26/2024].

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For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.