Cattail is a type of wetland plant that is found in marshes, fens, and other areas with shallow water. It is also known as BULRUSH or REED. The term cattail refers to the long, cylindrical leaves of the plant, which are often used for weaving and other crafts. The plant is also edible and can be used to make flour. Cattail is an important part of many wetland ecosystems, providing food and shelter for wildlife.