Size: tree, 40-60' average height at maturity, 30-40' spread
Buds: large, about .25", many imbricate scales, 2-ranked, often dark brown on lower part
Leaves: deciduous, alternate, 2.5-5" long, 1-2" wide, simple, ovate to ovate-oblong, short point at apex, sharply double serrate, dark green in summer, yellow or yellow-green in fall
Twigs: olive-brown, glabrous, prominent lenticels
Flowers: monoecious, male catkins 1.5" long, female flowers up to 3" long with large conspicuous 3-lobed bracts
Fruit: ribbed nutlet at base of bract, .25"
Bark: dark gray, often fluted
