Artemisia plant is one of perennial grasses, 80 to 150cm high. The erect stems are often branched above the middle part; the puberulent upper part has inflorescence branches. The lower leaves wither and fall during flowering time; central leaves are nearly leathery, oblong or ovate-lanceolate, 7 to 11cm long, and 3 to 4cm wide. Numerous, sessile capitulum gathers on the flowering branch. Achenes are small, oblong, and glabrous. Habitats are forest edge, thickets, and riversides. Main chemical constituents are arteanoflavone, coumarin, eupatilin, tricin, herniarin, scopatilin, umbelliferone, salvigenin, reynosin, armexifolin, tanaphillin isomet, artanomaloide, arteanomalactone, volatile oil, and so on.