一种铁木属落叶树木，尤指生长于北美东部的美洲铁木，有单性花组成的柔荑花序和类似啤酒花藤的果实串。
Any of several deciduous trees of the genus Ostrya , especially O.virginiana of eastern North America , having unisexual flowers grouped in catkins and fruit clusters resembling hops .
铁木属