Canadian waterweed Directory References Images Discover Timeline of the 1990s New Seven Wonders of the World Flags That Look Alike Did Marie-Antoinette Really Say “Let Them Eat Cake”? What Is the Most Widely Practiced Religion in the World? 7 of the World’s Deadliest Plants The 6 Deadliest Earthquakes Since 1950 Contents Ask the Chatbot a Question Canadian waterweed plant Ask the Chatbot a Question 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 Britannica ChatbotChatbot answers are created from Britannica articles using AI. This is a beta feature. AI answers may contain errors. Please verify important information using Britannica articles. About Britannica AI.