Maple-leaf Viburnum (Viburnum acerifolium). Native to eastern and central North America. Growing to 3 to 6 feet tall and 2 to 4 feet in width. A colony forming bush. The berry-like drupe of Maple-leaf Viburnum is red when unripe. As it ripens it becomes a blackish purple. Those ripe drupes mean autumn, with leaves of…