fraxinus

CIDE DICTIONARY

fraxinus, prop. n. [L., the ash tree.].

 A genus of deciduous forest trees, found in the north temperate zone, and including the true ash trees.  [1913 Webster]
" Fraxinus excelsior is the European ash; Fraxinus Americana, the white ash; Fraxinus sambucifolia, the black ash or water ash."  [1913 Webster]