Fallopia japonica var. japonica
(Japanese knotweed)

5 results for Fallopia japonica var. japonica (Japanese knotweed)
Download Data
Click here for listing in all states

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1660248 NJMorrisFort Nonsense Historical National Park2003 02030103 Hackensack-Passaicunknown
1659932 NJMorrisMorris Plains1990 02030103 Hackensack-Passaicunknown
1659933 NJMorrisMorris Township1991 02030103 Hackensack-Passaicunknown
1669504 NJSomersetWatchung1924 02030105 Raritanunknown
1659936 NJSomersetWatchung1934 02030105 Raritanunknown

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.


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. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/20/2022].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. For queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.