Trees , 10-18 m; crowns open. Bark light brown to gray with shallow ridges and plates. Wood hard. Branches: young and old-growth branches with opposite, prominent, regular corky wings; twigs reddish brown, pubescent to glabrous. Buds: apex acute; scales brown to rusty, slightly pubescent. Leaves: petiole ca. 2.5 mm, pubescent. Leaf blade lanceolate to oblanceolate, 3-6.9 × 0.6-3.2 cm, base somewhat cordate to oblique, margins doubly serrate, apex acute; surfaces abaxially with trichomes on veins, tufts of pubescence in axils of veins, adaxially glabrous to scabrous. Inflorescences short racemes, not pendulous, less than 2.5 cm; pedicel 2-7 mm, not fully expanded until fruiting stage. Flowers: calyx deeply lobed, symmetric, lobes 5; stamens 5; anthers red. Samaras gray-tan, often reddish tinged, lanceolate to oblong-elliptic, ca. 8 mm, narrowly winged, margins ciliate, cilia white, 1-2 mm. Seeds slightly thickened, not inflated. 2 n = 28.
"Tree to 15 m, the thinly hairy twigs commonly developing 2 opposite plates of cork, beginning the first or second season; buds glabrous or finely pubescent; lvs oblong or somewhat obovate, mostly 4–7 cm, less than half as wide, scarcely cordate at base, glabrous to scabrellous above; fls in short racemes seldom 1 cm; fr narrowly ovate, 1 cm incl. the 2 mm stipe, ciliate, pubescent on the sides; 2n=28. Moist or dry uplands; se. Va. to s. Ind., s. Ill., and Mo., s. to Fla. and Tex."
|Winged elm, wahoo|