From postscript

From postscript

(bielu)

[synonym] Xiao Nanxing.

[source] the tuber of Yuba, a plant of Araceae.

Plant morphology

Herbs perennial, ca. 80 cm tall. Underground tubers verrucous. Stem erect, unbranched, with 2 leaves. Palmate compound leaf, petiole about 15 cm long, 3 leaflets, broad oval, 12-20 cm long, 8-9 cm wide, apex short, tail pointed, base cuneate, edge wavy, leaf green, soft, glossy, veins pinnate, densely distributed. The flower is unisexual. The upper part of the spathe is curly, slightly helmet shaped, with dark yellow green surface and purple inside. Berries red, obovate. It blooms in summer.

It grows under the forest in the mountain area. It is distributed in Sichuan, Hunan, Jiangsu, Zhejiang, Anhui, Henan, Shaanxi and other places.

[collection] in summer, the stumps, fibrous roots and skin were removed and dried.

It's hard, warm and poisonous.

① "Pinhuijingyao": "it is pungent in taste, flat in nature and poisonous. "

② "Compendium": "hard, warm, toxic. "

[function and indications] bielu: "it is mainly used for toxin, swelling and heat. "

[usage and dosage] external use: apply with vinegar mill.