Acer negundo Aceraceae Leaves are compound with 3-9 leaflets, opposite, and deciduous. Boxelder is the only pinnately compound US maple.
Twigs are green to purplish-green with white fuzzy lateral buds.
Leaf scars are V-shaped. Bark is gray-brown and grooved. Fruit is a double samara that matures in fall. Intolerant of shade. Click on photo to enlarge.