jujube Rhamnaceae Ziziphus zizyphus
Leaf:Alternate, simple, deciduous, ovate to elliptical, to 3 inches long, finely serrate edges, glabrous; shiny dark green above, paler below; 3 distinct veins branch from the base and arch forward.
Flower:Species is monoecious; axillary flowers are small, yellow-green, 5 petals; appearing in early summer.
Fruit:An olive-like sweet and edible drupe, 1-2 inches long, ripening from green to bronze or purple-red in early fall.
Twig:Red-brown to gray-brown, strongly zig-zag, lenticellate; buds mostly sunken, red-brown and pubescent; paired spines at each node may be hooked or straight; spur shoots bear fruit-producing branchlets.
Bark:Initially smooth and gray-brown, becoming irregulary furrowed with scaly ridge tops.
Form:A large shrub or small tree to 40 feet with an irregular crown and pendant branches.