difference: Artemisia capillaris leaves are small, with little smell, while Artemisia argyi leaves are large and bitter. Folium Artemisiae Argyi is mostly shriveled and broken. When the leaves are unfolded, they are oval in shape and deeply pinnate. The upper surface is grayish green or dark yellow-green with sparse villi and glandular spots, and the lower surface has dense grayish white filamentous villi. Herba Artemisiae Scopariae, the medicinal materials are mostly curled into a ball, gray-white or gray-green, and the whole plant is densely covered with gray-white fluff, soft as velvet. Brittle and easy to break.

Folium Artemisiae Argyi: Artemisia argyi, alias: Xiao Mao, Bing Tai, Zhi Cao, Xiang Ai, Artemisia argyi, Ai Xiao, Artemisia argyi, Artemisia argyi, Artemisia argyi, Artemisia argyi, Moxibustion, Medicinal Grass, Yellow Grass, Artemisia argyi, etc. Perennial herbs or slightly semi-shrub-like, plants have a strong aroma.

The stems are solitary or few, brown or grayish brown, slightly woody at the base, with a few short branches at the upper part, thick papery leaves with grayish white pubescence on them, and usually no false leaves or tiny false leaves at the base; The upper leaves and bracts are pinnately cleft, the head is oval, the corolla is tubular or goblet-shaped, there are glandular spots outside, the anthers are narrowly linear, and the style is nearly as long as or slightly longer than the corolla.

achenes are ovoid or oblong. The flowering and fruiting period is from September to October. The whole herb is used as medicine, which has the functions of warming menstruation, eliminating dampness, dispelling cold, stopping bleeding, diminishing inflammation, relieving asthma, relieving cough, preventing miscarriage and resisting allergy. The mugwort leaves are dried and mashed to obtain "moxa wool", which can be made into moxa sticks for moxibustion and used as raw materials for "inkpad". Distributed in Asia and Europe.

Herba Artemisiae Scopariae: Herba Artemisiae Scopariae, the name of traditional Chinese medicine. Is the dry aerial part of Artemisia scoparza Waldst.et Kit. or Artemisia capillaris Thunb. of Compositae.

harvesting in spring when the seedling height is 6 ~ 25 px, or harvesting in autumn when the bud grows and the flower begins to bloom, removing impurities and old stems, and drying in the sun. Spring harvest is called "Mianyinchen", and autumn harvest is called "Huayyinchen".