What is mountain orange?

Branchlets green, longitudinally slotted. Leaves leathery, oval, oblong-ovoid or oblong-obovate, trees and sparse shrubs, with a height of (3-) 5- 15m and a DBH of 20-40 cm; The bark is gray and rough; Habitat: in valleys, thickets on hillsides, open forests and forests by streams. It can be harvested all year round. Taiwan Province, Fujian, Jiangxi, Hunan (Southwest), etc.

Small trees, up to12m. The trunk and branchlets are white gray or yellow gray with a slight luster. The branches of that year were green, with a blunt triangle in cross section and a nearly arc-shaped bottom.

In seedling stage, the leaves are single leaf, followed by single leaf and two leaflets, and in growth stage, there are 3-5 leaflets and 7 sparse leaflets. Leaflets are dark green, glossy, ovate or ovate-lanceolate, 3-9 cm long and 1.5-4 cm wide, with long and narrow tips, short tips at the top, short tips at the base, symmetrical on both sides or oblique on one side, whole margin, wavy, and 4-8 lateral veins on each side; The petiole length is less than 1 cm.