Synonyms: Artemisia annua, Artemisia bitter, Artemisia yellow.
Originally from the ground part of Artemisia annua L., family Asteraceae.
It is composed of artemisinin, artemisin A, B, C, D and E, artemisinic acid, artemisinic acid methyl ester, artemisinol, and volatile oil, mainly artemisinone, isoartemisinone, cuminal, 1,8-eucalyptus oleoresin, eugenol, etc.
It is cold in nature, bitter and pungent in taste.
