A perennial aromatic European herb(Artemisia absinthium, naturalized in eastern North America and having pinnatifid, silvery silky leaves and numerous nodding flower heads.

• 苦艾一种欧洲多年生草本植物（洋艾蒿属），移植到北美东部，有羽状的银色丝般叶子及许多低垂花序