red maple Aceraceae Acer rubrum L. Listen to the Latin symbol: ACRU Other Fact Sheets
Leaf: Opposite, simple, 3 to 5 palmate lobes with serrated margin, sinuses relatively shallow (but highly variable), 2 to 4 inches long; green above, whitened and sometimes glaucous or hairy beneath.
Flower: Attractive but small, occur in hanging clusters, usually bright red but occasionally yellow, appear in early spring, usually before leaves.
Fruit: Clusters of 1/2 to 3/4 inch long samaras with slighly divergent wings, on long slender stems. Light brown and often reddish, ripen in late spring and early summer.
Twig: Reddish and lustrous with small lenticels, buds usually blunt, green or reddish (fall and winter) with several loose scales usually present, leaf scars V-shaped, 3 bundle scars, lateral buds slightly stalked, may be collateral buds present.
Bark: On young trees, smooth and light gray, with age becomes darker and breaks up into long, fine scaly plates.
Form: Medium sized tree up to 90 feet. In forest, trunk usually clear for some distance, in the open the trunk is shorter and the crown rounded.

Looks like: silver maple - mountain maple - mapleleaf viburnum - sugar maple
leaf flower fruit twig bark form map
Additional Range Information:
Acer rubrum is native to North America. Range may be expanded by planting. See states reporting red maple.
External Links:
USDAFS Silvics of North America
USDAFS Additional Silvics
Landowner Factsheet
USDA Plants Database
Horticulture
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