Definitions for "Ostrya"
deciduous monoecious trees of Europe and Asia and America; sometimes placed in subfamily or family Carpinaceae
Ostrya is a genus of eight to ten small deciduous trees belonging to the birch family Betulaceae. Its common name is Hophornbeam in American English and Hop-hornbeam in British English. It may also be called ironwood, a name shared with a number of other plants.