What are the names of five water plant names that can be eaten as food

Here are the top five types of water plants that can be eaten as foods:

Wild rice (Zizania)

Taro (Colocasia Esculenta) - often used in sweets nowadays.

Water Spinach (Ipomoea Aquatica) - a well known vegetable

Chinese water chesnut (Eleocharis Dulcis)

Water caltrop (Trapa natans)

These are famous ingredients used in a lot of dishes, and even on some drinks, too.