A piece of fur

A piece of fur

(Emei medicine plant)

[source] it is the whole plant of the Polypodiaceae.

[plant morphology] torvavir

Herbs perennial, less than 40 cm tall. Rhizome thick, long and transverse, apex densely covered with scales; scales ovate lanceolate, acuminate, brownish brown, dentate, mesh dense, center dark. Leaf blade linear, 15-40 cm long, 1 cm wide, not hairy and scaly, leathery, grayish green. The sporangia are large, ovoid, oblong and oblique when young. They are located between the middle rib and the margin. They are closely connected when mature and covered by shield scales when young.

Born on shady rocks or trees. It is distributed in Yunnan, Sichuan, Shaanxi, Western Hubei and Tibet.

[collection] from May to August, the whole grass was uprooted, washed and dried.

[chemical constituents] the whole herb contains triterpenoid saponins. [flavor] slightly cold in nature and slightly bitter in taste.

[functions and indications] ① Emei medicine plant: "soaking wine and taking medicine can cure traumatic injury. "

② Research on the common drugs of Tibetan medicine: "Shengji, jieredu. It can be used for internal and external treatment. "

[usage and dosage] oral administration, decoction, 9-5 yuan (fresh product 0.5-1 Liang); external use: tamping.