Ostrya virginiana vs ironwood tree

Ostrya virginiana and ironwood tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ostrya virginiana	Yes	No	No	No
ironwood tree	Yes	No	No	No

As nouns, Ostrya virginiana and ironwood tree are synonyms defined as:

Ostrya virginiana and ironwood tree: medium-sized hop hornbeam of eastern North America

Other synonyms of Ostrya virginiana include Eastern hop hornbeam, ironwood.

Ostrya virginiana (noun)	ironwood tree (noun)
medium-sized hop hornbeam of eastern North America	a small slow-growing deciduous tree of northern Iran having a low domed shape
	medium-sized hop hornbeam of eastern North America
	handsome East Indian evergreen tree often planted as an ornamental for its fragrant white flowers that yield a perfume; source of very heavy hardwood used for railroad ties