白蘚皮
Dittany bark (Baixianpi)

Pharmaceutical Name: Cortex Dictamni radicis

Botanical Name: Dictamnus dasycarpus Turcz.

Common Name: Dittany bark, Fraxinella

Source of Earliest Record: Shennong Bencao Jing

Part Used: The roots are dug in spring or autumn. After the fibrous roots have been removed, the bark is peeled off, cut into slices and dried in the sun.

Natural Properties & Taste: Bitter and cold

Meridians: Spleen and stomach

Therapeutic Effects:
1. To clear heat and release toxins.

2. To remove damp and stop itching.

Indications & Combinations: Boils and ulcers or itching of the skin. Dittany bark (Baixianpi) is used with Flavescent sophora root (Kushen), Phellodendron bark (Huangbai) and Atractylodes rhizome (Cangzhu).

Dosage: 6-10 g