Family, Crowfoot. Color, pale greenish yellow. Sepals, 5 or 6, petal-like, of a pale greenish yellow, giving the color to the flower. Petals, small, numerous, shorter than the many stamens, indented near the base. Fruit, several sessile, many - seeded pods. Flowers, single, terminal, about 2 inches across, open, spreading. Leaves, alternate, palmately divided, the lower on long petioles, those nearest the flower sessile, the divisions much cut and toothed.

In swamps from west Connecticut to Delaware and west to Michigan. A white-flowered variety is found in the Rocky Mountains.