Science Biology Flora and Fauna Plantae Magnoliophyta Magnoliopsida Polygonaceae Polygonum Polygonum cuspidatum
Polygonum cuspidatum is also known as Fallopia japonica. A common vernacular name is Japanese Knotweed.
Photographs and information on Japanese Knotweed. Sometimes classified as Reynoutria japonica or Polygonum cuspidatum.
Japanese Knotweed Alliance
Information on the problem of Japanese knotweed and the concept of natural (biological) control using FAQs, links and updates.
Polygonum cuspidatum - Japanese Knotweed
Photograph and technical information on this invasive shrubby plant, its description, economic importance, distribution, biology and control.
Last update:April 3, 2015 at 10:24:07 UTC