Reynoutria japonica
(Itadori knotweed)
Plants
Exotic
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Impacts

5 results for Reynoutria japonica (Itadori knotweed)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1713071 OHCuyahogaJohn Nagy Wetland2022 04110002 Cuyahoga 
1694351 OHCuyahogaOhio and Erie Canal2020 04110002 Cuyahogaunknown
1713070 OHCuyahogaWCS BC to res edge2022 04110002 Cuyahoga 
1713069 OHLakeButtermilk falls creek2022 04110003 Ashtabula-Chagrin 
1713713 OHVinton36051 Huston Rd. Wilkesville, OH: Speed Run to Racoon Creek.2009 05090101 Raccoon-Symmes 

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 [11/21/2024].

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