Nonindigenous Myriophyllum spicatum L. (Eurasian Water-milfoil)

Source: United States Geological Survey

Map Description: One of the most widely distributed of all nonindigenous aquatic plants; confirmed in 45 U.S. states, and in the Canadian provinces of British Columbia, Ontario and Quebec. Cautions for this Product: Map indicates recorded presence in at least one site within the drainage (USGS Hydrologic Unit 8), but does not necessarily imply occurrence throughout that drainage. For Further Information: