https://plantsam.com/fallopia-japonica/
Japanese Knotweed (Reynoutria / Fallopia japonica)
Japanese Knotweed Reynoutria japonica, better known as Fallopia japonica, the current botanical name not yet in use, is considered a dreaded invasive plant...
japanese knotweedreynoutriafallopiajaponica
https://fsus.ncbg.unc.edu/main.php?pg=show-taxon.php&&family=Polygonaceae&limit=1&offset=102&taxonid=4197
Reynoutria japonica var. japonica (Japanese Knotweed) - FSUS
japanese knotweedreynoutriajaponicavar