Fraxinus
 Fraxinus /ˈfræksɨnəs/ is a genus of flowering plants in the olive and lilac family Oleaceae. It contains 45–65 species of usually medium to large trees mostly deciduous though a few subtropical species are evergreen. The tree's common English name ash goes back to the Old English æsc while the generic name originated in Latin. Both words also meant spear in their respective languages.