Leaf margins are toothed. Terminal buds are absent. May flowers are small and greenish in color. Fruits are white, pink, or violet and ripen in July or August. Leaves are usually undivided with coarsely toothed margins.
Leaves are soft and hairy beneath.
Terminal buds are absent. Bark is scaly brown. May flowers are small and greenish. Fruit is a dark purple aggregate that ripens in July and August and resembles a blackberry. The top is either rounded or spreading.