Canadian waterweed Directory References Images Discover The Largest Islands in the World How Many Electoral College Votes Does Each U.S. State Have? New Seven Wonders of the World 6 Classical Dances of India 10 Best Hockey Players of All Time 12 Greek Gods and Goddesses Which Religion Is the Oldest? Contents Canadian waterweed plant Also known as: Elodea canadensis Learn about this topic in these articles:description In ElodeaCanadian waterweed (Elodea canadensis), for example, has naturalized in Asia, Africa, Australia, and Europe and is an obstacle to lake navigation in many areas.Read More