|Ptelea trifoliata is a large dediduous shrub or small tree, up to 15 to 20 feet tall and wide, often remains smaller. The leaves are alternate, trifoliate, dark green above and downy below. Oil glands can be seen with a hand lens. Leaves have a distinct smell when crushed. Fall color can be an attractive yellow.
Flowers are small, greenish-white, fragrant, borne on 2 to 3 inches corymbs in early summer, pretty but not showy. The fruit is a winged, brown samara, ripening in fall. It is adaptable, tolerates shade or sun, likes well drained soil. Can get leaf spot and rust, but not usually really bothered. Native from Ontario to New York, south to Florida.