[hop-tree] 
| any of several North American shrubs or small trees belonging to the genus Ptelea, of the citrus family, esp. P. trifoliata, having trifoliate leaves and roundish, waferlike fruit. |
hop tree
(species Ptelea trifoliata), tree, of the rue family (Rutaceae), native to eastern North America. It has small, greenish white flowers; strong-smelling leaves in groups of three leaflets; and buff-coloured, wafer-shaped, winged fruits. The hop tree is cultivated as an ornamental.
Learn more about hop tree with a free trial on Britannica.com.
