Flower Notes:
Green (Yellowish-green monoecious catkins in the spring; not ornamentally important)
Foliage Notes:
Green (Lustrous dark green summer foliage); Multi-Colored (Yellow to red and brown fall foliage)
Stem Notes:
reddish or reddish brown, mottled with gray, stout, downy when young and finally glabrous
Fruit Notes:
Brown (Light reddish-brown acorn)
Diagnostic Characteristics:
The glossy leaves (4-10" long by 2-5" wide) are alternate, simple, and elliptical with 7-9 sharply-tipped lobes. The pointed buds (0.25-0.5" long) are 5-side, imbricate, and covered in grayish pubescence. Reddish-brown acorns (0.5-0.75" long) are up to 1/2 way covered by a saucer-like cap. Stems are stout and bitter-tasting, and can turn saliva yellowish. The nearly black bark is deeply furrowed, exposing yellow to orange inner bark.