Reynoutria japonica
Reynoutria japonica
(Itadori knotweed)
Plants
Exotic
Collection Info
Point Map
Species Profile
Animated Map
Impacts

51 results for Reynoutria japonica (Itadori knotweed)
Download Data

Page:123
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1692223 MIWexfordLake Mitchell2015 04060102 Muskegonunknown
1666423 ORCurry[No locality information provided]2015 17100310 Lower Rogueunknown
1665739 ORCurry[No locality information provided]2015 17100310 Lower Rogueunknown
1663014 ORCurry[No locality information provided]2015 17100310 Lower Rogueunknown
1663129 ORCurry[No locality information provided]2015 17100310 Lower Rogueunknown
1663167 ORCurry[No locality information provided]2015 17100310 Lower Rogueunknown
1663543 ORCurry[No locality information provided]2015 17100310 Lower Rogueunknown
1663607 ORCurry[No locality information provided]2015 17100310 Lower Rogueunknown
1663677 ORCurry[No locality information provided]2015 17100310 Lower Rogueunknown
1663728 ORCurry[No locality information provided]2015 17100310 Lower Rogueunknown
1663986 ORCurry[No locality information provided]2015 17100310 Lower Rogueunknown
1663221 ORCurry[No locality information provided]2015 17100310 Lower Rogueunknown
1663532 ORJosephine[No locality information provided]2015 17100310 Lower Rogueunknown
1663249 ORJosephine[No locality information provided]2015 17100310 Lower Rogueunknown
1663874 ORJosephine[No locality information provided]2015 17100310 Lower Rogueunknown
1663991 ORJosephine[No locality information provided]2015 17100310 Lower Rogueunknown
1664952 ORJosephine[No locality information provided]2015 17100310 Lower Rogueunknown
1665076 ORJosephine[No locality information provided]2015 17100310 Lower Rogueunknown
1663294 ORJosephine[No locality information provided]2015 17100308 Middle Rogueunknown
1665844 ORJosephine[No locality information provided]2015 17100310 Lower Rogueunknown
1663438 ORJosephine[No locality information provided]2015 17100310 Lower Rogueunknown
1665255 ORJosephine[No locality information provided]2015 17100310 Lower Rogueunknown
1663915 ORJosephine[No locality information provided]2015 17100310 Lower Rogueunknown
1663683 ORJosephine[No locality information provided]2015 17100308 Middle Rogueunknown
1663542 ORJosephine[No locality information provided]2015 17100308 Middle Rogueunknown
Page:123

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.

Disclaimer:

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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/21/2026].

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