The leaves are thin leathery, ovoid or elliptic-ovoid, 5 5- 10/0cm long and 3.5-5.5cm wide, with short tip or near tail tip, rounded base, three veins from the base, the first or second pair of lateral veins near the base are long and protruding, the back is slightly covered with white powder, and there are glandular points in the axils of the veins. Panicles are born in the axils of new branches. Flowers are yellow-green, open in spring, and panicles are small and numerous. The fruit is spherical and purple-black when it is ripe. The flowering period is from April to June, and the fruiting period is10-165438+10.