Distribution: Increasingly common east of the Cascades, occasional west of the Cascades; introduced as an ornamental from eastern and central North America .
Habitat: Moist soil of bottomlands.
Origin: Introduced from other parts of North America
Conservation Status: Not of concern
Large tree to 35 m. tall from a short trunk up to 1 m. in diameter, dividing into several large, ascending limbs; bark thin and gray on young trees, flaking when old.
Leaves opposite, palmately 5-lobed, up to 15 cm. long and nearly as broad, deeply indented, with a truncated base, the lobes sharply toothed; leaves are pale green and shiny above, smooth and silvery below.
Plant monoecious or dioecious; flowers yellowish-green, in short-stalked, thick clusters.