Small tree with a broad open crown, narrow, deciduous leaves arranged alternately along the twig, armed with thorns. Thin reddish-brown bark with vertical fissures.

Medium-sized tree with crooked branches, alternate, simple, shiny deciduous leaves that turn orange or red in autumn; and deeply furrowed, grayish-brown bark.

Tall tree with broad, open crown; alternate, deciduous, shiny dark green leaves with 5 -9 bristled lobes; and reddish-gray bark either smooth or with small ridges.