Genus Acer, L. (Maple)
Leaves - simple; opposite; edge lobed, with the lobes very sparingly and coarsely sharp-toothed or the lower pair entire. Outline - rounded, with three to five lobes, usually five, with the hollows between the lobes and between the coarse teeth rounded. Apex - of the lobes, pointed. Base - heart-shaped or nearly squared. Leaf - dark green above; slightly lighter beneath; smooth or somewhat downy on the ribs; when heart-shaped, sometimes with overlapping lobes. Seed-wings - set wide apart, but only slightly diverging. Bark - blackish. Flowers - yellow-green and very abundant. April, May. Fruit - greenish-yellow, smooth, drooping, on thread-like and hairy stems one to two inches long, with wings about one inch long, broad and slightly spreading. September. Found - chiefly along streams and in river bottoms, from Western Vermont to Missouri and Northern Alabama. General Information - A tree fifty to eight feet high or more; of very great value in many directions, - as a shade tree, for fuel, for interior finish and the making of furniture, for its ashes, which give large quantities of potash; especially for its sap, which yields the “maple sugar” of commerce. The yield of sugar by an average tree in one season from five to ten pounds.
Keywordsleaf, trees of northeast America, trees of northeast United States, tree with simple leaves, edge lobed, leaves opposite
Newhall, Charles S. The Trees of Northeastern America (New York: The Knickerbocker Press, 1900) 153