Color of petals and sepals, purple. Flowers, terminating a slender scape, 10 to 14 inches high, rather widely scattered, followed by pods 1 inch long, linear, tipped with the style. Leaves, of two sorts, those from the base on long petioles, 3-divided, the divisions wavy-toothed; those on the stem 2, opposite, petioled, 3-divided, the segments very narrow, few-toothed. April and May.

In low, moist woods from New Jersey and Pennsylvania southward in the mountains to Georgia and Tennessee.