Family, Vine. Color, greenish. Leaves, simple, large, rounded or deeply lobed, distantly toothed, covered underneath with rusty wool. Opposite every leaf is a forked tendril, by means of which the plant climbs. Bark, loose stripping off. Flowers, some perfect, others lacking pistils. Calyx, short, obscurely 5-toothed. Corolla, of 4 to 5 petals. Alternating with the 5 stamens are 5 nectar-bearing glands. Pistil, with or without style, and a 2-divided stigma. Fruit, a 2-celled, 4-seeded berry of a dark-purple color, with thick skin and tough pulp inch in diameter. June.
Sometimes this vine reaches 100 feet in length. It is strong, aggressive, and makes a thicket of its many branches wherever it grows. Its main stem may have a diameter of 6 to 10 inches. It is the origin of many of our cultivated grapes - Concord, Isabella. Catawba, etc.
The word grape means bunch, or cluster, from the old French grappe.