Zelkova serrata is a tree to 30 m tall. Bark smooth, gray.
Leaves alternate, stalk 2-5 cm long, blade lanceolate-ovate, 3-6 cm long (to 12 cm on shoots) to 2.2 cm wide, tip acuminate, base rounded, margin with large teeth, one for each vein pair, teeth acute, veins 8-14 per side, extending into tips of teeth, rough on both sides, finely scabrous below, petiole 0.2 cm.
Flowers greenish, small, wind pollinated.
Fruit small nut (Johnson and More 2005).
Frequency in NYC: Very infrequent except in cultivation.
Origin: Japan, China.
Habitat: Common as street trees.