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Artemisia argyi is a perennial herb or semi-shrub of Artemisia in Compositae. The taproot is obvious, slightly thick and long, with many lateral roots, and the underground rhizome lies horizontally; The stems are solitary or few, and the plants are fragrant; Leaves grayish white pubescent, with white glandular spots and small pits; The head is elliptic, sessile or subsessile.
Ai is widely distributed in nature, covering all parts of China, Russian, Mongolian, Korean, Japanese and other places. Mostly born in wasteland, roadside and hillside in low to medium altitude areas.
There are many plants belonging to the same genus in the wild. They look very similar. People often confuse mugwort, mugwort, mugwort and mugwort, so they are also collectively called "mugwort".
China has a long history of hanging Ai on Dragon Boat Festival, and the custom of hanging Ai poison at the door appeared in the Northern and Southern Dynasties. In the Song Dynasty, the symbol of Shi Tian was hung on the Dragon Boat Festival, and mugwort and garlic were tied together to form a statue of Shi Tian riding a tiger to ward off evil spirits and detoxify.
Artemisia argyi can be used as medicine, which has the effects of warming meridians, removing dampness, dispelling cold and stopping bleeding. It has been recorded in herbal works of past dynasties, such as Compendium of Materia Medica and Shennong's Classic of Materia Medica.
Moxibustion has a long history, which was recorded in Cao Shi Moxibustion Prescription written by Cao Mao during the Three Kingdoms period. Moxibustion has special effects on tumors growing on human body surface or in vivo.
Artemisia argyi has a unique taste and will be added to traditional cakes. Its buds and seedlings can also be used as vegetables for human consumption. Adding Folium Artemisiae Argyi into inkpad can improve the elasticity and moisture retention of traditional inkpad, and make inkpad have aromatic smell and antibacterial effect.