''Sorbus aucuparia'' , is a species of the genus Sorbus, native to most of Europe except for the far south, and northern Asia. In the south of its range in the Mediterranean region it is confined to high altitudes in mountains. It is the most widely available mountain-ash species in the United States.
Sometimes called "Mountain Ash", ''Sorbus'' is unrelated to the true Ash tree though the leaves are superficially similar.
It is a small to medium-sized deciduous tree typically.. more