The Invasive Plant Council of NY State is working to collect and disseminate information for six target plants:

• Giant Hogweed (Heracleum mantegazzianum)
• Japanese Knotweed (Polygonum cuspidatum)(a.k.a Fallopia japonica)
• Japanese Stiltgrass (Microstegium vimineum)
• Mile-a-Minute Vine (Polygonum perfoliatum)
• Pale Swallow-wort (Vincetoxicum rossicum)(a.k.a. Cynanchum rossicum)
  
  also Black Swallow-wort (Vincetoxicum nigrum)(a.k.a. Cynanchum louiseae)
• Water Chestnut (Trapa natans)