Webster’s Revised Unabridged Dictionary · 1913
Fraxinus
Frax′i·nus (frăks′ĭ·nŭs), n. [L., the ash tree.] (Bot.) A genus of deciduous forest trees, found in the north temperate zone, and including the true ash trees.
☞ Fraxinus excelsior is the European ash; F. Americana, the white ash; F. sambucifolia, the black ash or water ash.