4. Staminate flower, enlarged.
5. Raceme of pistillate flowers, × 1/2.
6. Pistillate flower, enlarged.
7. Fruit, × 1/2.
ACERACEAE
Norway Maple
Acer platanoides L.
HABIT.—A tall, handsome tree, with a height of 40-60 feet, and a trunk diameter of 1-2 feet, having a round, spreading crown of stout branches, resembling A. saccharum. Twigs coarse.
LEAVES.—Opposite, simple, 5-7 inches broad, and almost as long; thin; 5-7-lobed at maturity, lobes remotely coarse-toothed with the teeth drawn out into filamentous points, separated by rounded, scallop-like sinuses; glabrous, bright green both sides, turning pale yellow in autumn; petioles long, slender, exuding a milky juice when cut.