Variable watermilfoil (Myriophyllum heterophyllum) is an invasive plant. It was first detected in Maine in 1970.
Variable watermilfoil is native to the southern United States, but is considered invasive in much of the northeast.
Variable watermilfoil (Myriophyllum heterophyllum) is an invasive plant. It was first detected in Maine in 1970.
Variable watermilfoil is native to the southern United States, but is considered invasive in much of the northeast.