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

33 results for Reynoutria japonica (Itadori knotweed)
Download Data

Page:12
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1667138 MEWashingtonBog Brook Cove Preserve of the Maine Coast Heritage Trust, NE of Cutler, between Bog Brook Cove and Moose Cove. Route 191 at Lubec/Trescott Town line2014 01050004 Passamaquoddy Bay-Bay of Fundyunknown
1669304 NYNew YorkCentral Park, Mount, between 105th and 106th Sts and between 5th and 6th Aves2014 02030101 Lower Hudsonunknown
1669532 NYWestchesterTown of Pound Ridge. Near main entrance on Upper Shad Road and first part of the Western Loop of the Zofnass Family Preserve as far as the first wet area with large stepping stone bridge.2014 01100006 Saugatuckunknown
1666943 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1665982 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1663936 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1663397 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1666387 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1666457 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1663434 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1665368 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1665547 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1665663 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1663608 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1663464 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1663989 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1664848 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1665696 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1666170 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1663062 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1663278 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1663688 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1664299 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1665548 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
1663758 ORJosephine[No locality information provided]2014 17100310 Lower Rogueunknown
Page:12

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/2/2025].

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