Capillary Wormwood Herb

Primarily produced in the Chinese provinces of Anhui, Shaanxi, Shanxi.

Mian yin chen: Often rolled in clustesr, grayish-white or grayish-green, whole body covered in white downy hairs, soft like velvet. Stem is thin and small, 1.5~2.5cm long, 0.1~0.2cm diameter, after removing the surface white hairs, there are obvious longitudinal lines. Texture is brittle, easily broken. Leaf has stem; after being flattened, unipinnate to tripinnate leaves, leaf length is 1~3cm, about 1cm wide; small lobes are oval or slightly oblanceolate or strip-shaped, tip is pointed. Clear aromatic odor, slightly bitter taste. Yin chen hao: Stem is cylindrical, often branched, 30~100cm long, 2~8mm diameter; externally pale purple or purple, with longitudinal lines, covered short soft hairs; light in weight, brittle texture, fractured surface is off-white. Dense leaves, which often fall off; lower leaves bipinnate to tripinnate, lobes are strip-like or thin strip-like, both sides covered white soft hairs; leaves grows on stem are unipinnate to bipinnate, base is embracing stem, lobes are thin silk-like; flower head is oval shaped, numerous flowers gathered in conical shape, 1.2~1.5mm long, 1~1.2mm diameter, with short stem; involucres have 3~4 layers, oval shape, bract has 3 lobes; outer layer has 6~10 male flowers, up to 15, inner layer has 2~10 bisexual flowers. Achene is long round, yellowish-brown. Aromatic odor, slightly bitter taste.

Superior medicinal material has tender soft texture, grayish-white color, potent aromatic odor.

Bitter, acrid, slightly cold.

Clears heat, promotes urination, reduces jaundice. Apply to jaundice, difficulty in urination, damp sores and pruritus, infectious hepatitis with jaundice.