Reynoutria japonica
(Itadori knotweed)

3 results for Reynoutria japonica (Itadori knotweed)

Impact ID Scientific Name Impact Type Study Type Study Location Impact Description Reference
4675 Reynoutria japonica Competition Anecdotal N/A Japanese knotweed, Fallopia japonica, is a successful competitor. The foliage forms dense... 37069
4689 Reynoutria japonica Competition Experimental Laboratory All non-zero concentrations of Polygonum cuspidatum resulted in significant losses of... 37071
4752 Reynoutria japonica Competition Observational Field Native plant species richness and cover lower in Japanese knotweed, Fallopia japonica... 37068

View all impact types for Reynoutria japonica
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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [7/25/2024].

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