Autumn Purple Ash
Fraxinus americana 'Autumn Purple'
Gray-brown bark is very smooth in youth, but becoming very deeply furrowed and ridged in just a few short years, with the ridges interlacing to form a diamondback pattern of 2" thick bark at maturity.
Leaves are opposite and pinnatley compound, 8 to 15” long, with 5 to 9 leaflets, stalked, 2 to 6” and 1 to 3” wide. Body is ovate-lanceolatle, with acute to acuminate at apex. Usually the margin is remotely serrated. Summer color is dark green and glabrous on the surface with a pale green under the leaf surface. The fall color is a reddish purple that normally lasts 2 to 4 weeks.
A 1 to 2” long samara (wing) with its width about 1/4”.