Atractylodes lancea, alias: Shu Chi (Tao Hongjing), Qing Shu (History of Shui Nan Han Ji of Zhang Zhou), (Compendium), Maji (Biography of Literature), Atractylodes lancea, spear, spear. Latin scientific name: atractylodes lancea. )DC。 Perennial herbs of Compositae and Atractylodes. It is the rhizome of Atractylodes lancea or Atractylodes lancea in Compositae. Generally, they are wild, perennial erect herbs, with procumbent or inclined rhizomes, thick and long or usually nodal, and adventitious roots with equal thickness, equal length or nearly equal length. The stems are erect, solitary or clustered, often purplish red in the lower part or below the middle part, unbranched or branched from the lower part, and all the stems are sparse and spider-like or hairless. You can dig in spring and autumn, especially in autumn. After digging the roots, remove the remaining stems, fibrous roots and soil and dry them in the sun. The rhizome of Atractylodes lancea is used as a medicine for transporting spleen. It is bitter, warm and pungent in nature, and has the effects of eliminating dampness, resolving turbidity and relieving pain. The main chemical constituents are sesquiterpenes, polyvinyl alkynes and glycosides. Pharmacological activities mainly include digestive system, anti-inflammatory, hypoglycemic, anti-hypoxia, antibacterial and antiviral, liver protection, nervous system and antiarrhythmic effects.