The stem of Artemisia argyi has obvious ribs and branches on the upper part, which are covered with short white hairs. Simple leaves, alternate, the leaves in the middle of the stem are ovoid, triangular or elliptic, stalked, pinnately parted, two pairs of lobes on both sides are elliptic to elliptic-lanceolate, and the middle part is often 3-lobed. Lobes serrated, dark green at the top, densely covered with small glandular spots, sparsely white pilose, gray-green at the bottom, densely covered with white villi; The leaves at the top of the stem are entire or 3-lobed.
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Wormwood has a close relationship with people's life in China. Every Dragon Boat Festival, people always put wormwood at home to ward off evil spirits. The withered plants are soaked in water for disinfection and itching relief. Fumigating the mother-infant room with Folium Artemisiae Argyi can inhibit the growth of staphylococcus, Pseudomonas aeruginosa, mycobacterium tuberculosis, Escherichia coli and other common bacteria 10, and also inactivate hepatitis B virus, and the air parameters can reach normal after fumigation.
Traditional medical theory holds that Folium Artemisiae Argyi has the functions of qi and blood, expelling cold and removing dampness, warming channels, stopping bleeding and preventing miscarriage. Modern experimental studies have proved that Artemisia argyi leaves have antibacterial and antiviral effects; Antiasthmatic, antitussive and expectorant effects; Hemostatic and anticoagulant effects; Sedative and antiallergic effects; Protect liver and gallbladder, etc. Wormwood can be used as recipes such as wormwood tea, wormwood soup and wormwood porridge to enhance the body's resistance to diseases.
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