Small trees, sparse shrubs, 4-10 m high; Bark light gray or greenish, smooth;

Branchlets green, smooth and glabrous. The leaf blade is ovate or elliptic, 4-8 cm long, 2.5-5 cm wide, apex and tail are pointed, the base is wide cuneate to round, the leaf edge often has small sharp teeth, grayish green, when young, it is pubescent on both sides, and gradually falls off when growing, or only has pubescence between the axils of the lower veins;

Petiole 1-2 cm long, hairy when young, shedding when old, often with glands. Flowers solitary or sometimes 2 in one bud, 2-2.5 cm in diameter, strong fragrance, opening before leaves;

Pedicel short, 1-3 mm long, often glabrous; Calyx is usually reddish brown, but in some varieties, the calyx is green or green purple; Calyx tube broadly campanulate, glabrous or sometimes pubescent;

Sepals ovate or suborbicular, apex obtuse; Petals obovate, white to pink; Stamens shorter or slightly longer than petals; Ovary densely pilose, style short or slightly longer than stamens.

The fruit is nearly spherical, 2-3 cm in diameter, yellow or green white, pilose, sour; Paste pulp and stone;

The nucleus is oval, round at the top with a small cusp, and the base gradually narrows into a wedge shape. Both sides are slightly flat, and the ventral ribs are slightly blunt. There are obvious longitudinal grooves on the ventral and dorsal ribs, and the surface is covered with honeycombed cavities. The flowering period is winter and spring, and the fruiting period is from May to June (in North China, the fruiting period is extended to July to August).