ar·te·mis·i·a 
(är′tə-mĭzhē-ə, -mĭzhə, -mĭzē-ə)
(är′tə-mĭzhē-ə, -mĭzhə, -mĭzē-ə)n.
Any of various aromatic plants of the genus Artemisia in the composite family, having green or grayish foliage and usually numerous small discoid flower heads and including mugwort, sagebrush, tarragon, and wormwood.
[Middle English artemesie, mugwort, from Old French, from Latin artemisia, from Greek artemisiā, wormwood, after ARTEMIS (to whom it was sacred).]