The tree species ''Sorbus americana'' is commonly known as the American mountain-ash. It is a deciduous perennial tree, native to eastern North America.
The American mountain-ash and related species (most often the European mountain-ash, ''
Sorbus aucuparia
''Sorbus aucuparia'', commonly called rowan (UK: /ˈrəʊən/, US: /ˈroʊən/) and mountain-ash, is a species of deciduous tree or shrub in the rose family. It is a highly variable species, and botanists have used different Circumscription (taxo ...
'') are also referred to as rowan trees.
Description
''Sorbus americana'' is a relatively small tree, reaching in height.
The American mountain-ash attains its largest specimens on the northern shores of
Lake Huron
Lake Huron ( ) is one of the five Great Lakes of North America. Hydrology, Hydrologically, it comprises the easterly portion of Lake Michigan–Huron, having the same surface elevation as Lake Michigan, to which it is connected by the , Strait ...
and
Lake Superior
Lake Superior in central North America is the largest freshwater lake in the world by surface areaThe Caspian Sea is the largest lake, but is saline, not freshwater. and the third-largest by volume, holding 10% of the world's surface fresh wa ...
.
It resembles the European mountain-ash, ''
Sorbus aucuparia
''Sorbus aucuparia'', commonly called rowan (UK: /ˈrəʊən/, US: /ˈroʊən/) and mountain-ash, is a species of deciduous tree or shrub in the rose family. It is a highly variable species, and botanists have used different Circumscription (taxo ...
''.
; Bark: Light gray, smooth, surface scaly.