Salix microphylla

Salix microphylla

(Guizhou herbal medicine)

[synonym] Populus davidiana and red plum wax.

[source] it is the root and leaf of Salix microphylla.

[plant morphology] Salix microphylla

Shrubs, up to 3 m high. The root is reddish brown. Bark yellowish brown; branchlets purple or dark brown, pubescent at first, glabrescent later. Leaves alternate, narrowly elliptic, 3.5-6.5 cm long and 1-2 cm wide. Apex short pointed, base broad cuneate or round, margin glandular serrate, both sides of veins with white filiform hair at the beginning, fall off later; petiole 5-10 mm long. Catkin; male inflorescence 2.4-4.5 cm long, male flowers sparsely; bracts obovate, ventral gland 1, ovate; stamen 2; female inflorescence 5 cm long, female flowers dense, short stemmed; bracts broadly ovate. Capsule ovoid conic, glabrous.

It grows in the shrub of hillside or on the grass slope of mountain. Distributed in Shanxi, Shaanxi, Gansu, Hubei, Sichuan, Guizhou and other places.

[collection] all year round.

[flavor] warm in nature, pungent and astringent in taste.

Functions and indications: expelling wind and removing dampness, promoting blood circulation and removing blood stasis.

[selected formula] ① treatment of rheumatism and labor injury: one or two for the root of Populus davidiana and one or two for the root bark of willow. Make wine, sooner or later warm clothes.

② Treatment cold bone wind (rheumatism cold pain): Fresh Mountain willow root, fresh triangle Maple each three Liang. Fried water, wash limb joints pain.

③ Treatment of fish loach head (snakehead): Aspen willow leaves a little, mash external application, until swelling.