Perennial woody vines.
Alternate, simple, often three-lobed with toothed margins and palmate veins.
Wrapping, forked and arising opposite from the leaves.
Climbing, woody vines. Paper-like bark shreds in strips. Young stems are green and turn brown with age.
Flowers and fruit
The green and yellow flowers occur in clusters and are relatively inconspicuous. Fruit are small, purple to black grapes (berries).
Seeds. Often dispersed by birds. Stems and stumps may resprout.
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