A tall shrub or medium-sized tree, 10 to 30 feet high. It bears orange or reddish plums, edible, but with a tough and acid skin. Leaves, ovate or quite narrow, pointed, smooth, veiny, sharply and doubly serrate. Calyx-lobes, hairy inside.

Along river-banks and borders of damp woods, from southern New Jersey to Florida, westward to Colorado.