Flowers:
Green (Spring; dioecious; not ornamentally important)
Foliage:
Green (Summer foliage); Multi-Colored (Stunning yellow to red-purple fall foliage display)
Fruit:
Brown (Samaras; can cause significant litter)
Diagnostic Characteristics:
Leaves are opposite, pinnately compound, 8-15" long with 5-9 leaflets (usually 7). Leaflet apex often with remote serrations. Slightly grooved petioles and U-shaped leaf scars. Bark deeply furrowed into diamond pattern.