Chinese elm Ulmaceae Ulmus parvifolia Jacq. symbol: ULPA Leaf: Alternate, simple, elliptical to broadly lanceolate, up to 2 1/2 inches long, pinnately veined, serrate margin; base of leaf is conspicuously inequilateral, shiny dark green above and nearly glabrous, paler below. Flower: Species is monoecious; inconspicuous, light green in small tight clusters, appearing in late summer and early fall. Fruit: A flattened, winged samara, nearly round but notched at the top, 1/2 inch long, light reddish brown, occur in tight clusters in the fall. Twig: Slender, zigzag, brown, with obvious orange lenticels, maybe slightly pubescent; false terminal bud pushed over slightly to one side, quite small, ovate, reddish brown. Bark: Very distinctive, even when young. Mottled green, gray and orange, jigsaw-like puzzle pieces separated by red-orange (inner bark). Trunk may become fluted. Form: A small tree reaching up to 70 feet tall with a graceful spreading wide crown made up of fine branches. Looks like: Siberian elm - Japanese zelkova Additional Range Information: Ulmus parvifolia is planted in the USDA hardiness zones shown above and may seed into the landscape. See states reporting Chinese elm. External Links: USDA Plants Database Horticulture