Widely distributed in almost 60 countries, the spiked water milfoil (Myriophyllum spicatum) is an aquatic plant that can be extremely invasive. Spiked water milfoil can crowd out the native plants and damage the habitats of native fish. I. Appearance and Characteristics Myriophyllum spicatum (Eurasian watermilfoil or spiked water-milfoil) is a submerged aquatic plant which grows […]