Japanese zelkova Ulmaceae Zelkova serrata (Thunb.) Makino   symbol: ZESE80
	Leaf: Alternate, simple, ovate with an acuminate tip, 1 1/2 to 2 1/2 inches long, pinnately veined, serrate with rounded over teeth; leaves are dark green above and much paler below. Flower: Monoecious; yellow-green, not showy, occur in tight clusters along new stems; appearing before the leaves. Fruit: A small triangular drupe, 1/6 inch long, green and later turning brown, maturing in mid to late summer. Twig: Very slender, zigzag, red-brown in color; buds are reddish brown, cone-shaped, pointed, and widely divergent. Bark: Smooth and red-brown to gray when young with numerous lenticels; remains smooth for many years but eventually exfoliates into small patches, reddish brown in color. Form: A small to medium size tree to 80 feet; low branching vase-shaped tree with very tight branch angles. This appearance is maintained when very young and when very old.
	USDA Plants Database Zelkova serrata is planted in the highlighted USDA hardiness zones to the left and is not known to widely escape cultivaton.