Color, white. Leaves, of 3 to 5 leaflets; when 5, radiating from a common center. Leaflets pointed, toothed, ovate, stalked, the terminal ones more or less heart-shape, hairy underneath. Sepals and petals, 5. The fruit of the blackberry is a collection of small fruits, each a drupe, all clinging to a long, juicy, edible receptacle, green, becoming red. then, when ripe, black. Flowers, several in a raceme, and the large,' tempting berries in clusters. The bush is very prickly, from 6 to 8 feet high, with furrowed, bending branches. The flavor of a perfectly ripe, well-developed high blackberry is finer than any cultivated variety.

Found in fence-rows, borders of thickets, and old fields all over the Northern and Middle States. It is the origin of some 20 cultivated species.