Alisma plantago-aquatica
Description: This plant has small, white flowers and heart-shaped leaves with pointed tips. The leaves are clustered at the base of the plant.
Habitat and Distribution: Look for this plant in fresh water and in wet, full sun areas in Temperate and Tropical Zones.
Edible Parts: The rootstocks are a good source of starch. Boil or soak them in water to remove the bitter taste.
CAUTION
To avoid parasites, always cook aquatic plants.