TREES of ornamental and timber value. Leaves simple oblong to lanceolate, strongly ribbed, alternate, leathery. Flowers moncecious, in spikes, showy. Fruit, nuts in spiny burs.
Sieb. and Zucc., has been introduced into American gardens. The trees begin to bear when very young. The nuts are not sweet like our native chestnuts, but they are good when cooked.