Color, greenish purple. A trailing shrub, with branches rooting. Leaves, with short petioles, opposite, thin, obtuse, inversely ovate, finely toothed. Peduncles, shorter than the leaves, bearing 1 to 4 small flowers. April and May.

Seldom more than 1 foot high, spreading on the ground. Found in low, moist grounds from Pennsylvania, Kentucky, Indiana northward. The commonest of the three species.