Water bitternut is a type of aquatic plant found in freshwater environments. It is also known by other alternative names. Some of the synonyms for the water bitternut plant include coyote nut, cat nut, and widespread nut. The water bitternut plant is often found in slow-moving streams, ponds, and swamps. It is characterized by its woody stem, large leaves, and greenish flowers that bloom in the summer. The plant is an important food source for some animals and its nuts have been used for medicinal purposes. Its various synonyms reflect the plant's widespread occurrence across different regions and its varied uses.