|Ulmus alata is a medium-sized elm, 30 to 40 feet tall. Branches spread and form a rounded crown. Common in the southern U.S., its distinguishing trait is the 2 corky wings that develop opposite to one another on the branches. Foliage is dark green, dull yellow in the fall, unfortunately often infected with powdery mildew. Flowers are greenish red, appear in early spring, not showy. Native from Virginia to Florida, west to Illnois, and Texas.