Red Maple (Acer rubrum)

[ Trees > Hardwoods > Maples . . . ]      Forest Type: Various


Leaves with three main lobes and fairly shallow sinuses; "helicopters" produced in spring; growing in eastern North America.

by Michael Kuo

Habitat: Found in various eastern North American forest types as a canopy tree.

Stature: 50-80 feet high; to 32 inches in diameter; when mature featuring a dense, rounded crown.

Leaves: 2-6 inches long; simple; with 3-5 lobes (usually 3 primary lobes); sinuses shallow; smooth; doubly toothed; light green above; paler below; turning red in the fall.

Bark: Light gray and smooth at first, becoming dark grayish brown and somewhat scaly.

Fruit: A red to reddish brown "helicopter" about an inch long, appearing in spring.

Expanded treatment of this tree can be found at our companion site,, here.

(References consulted)


Acer rubrum

Acer rubrum

Acer rubrum

Acer rubrum

Acer rubrum

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Kuo, M. (2010, November). Red maple (Acer rubrum). Retrieved from the MushroomExpert.Com Web site: