The dried flower heads of either one of these plants, used to make an herbal tea and yielding an oil used in commercial flavorings and perfumery.
The dried flower heads of either one of these plants, used to make an herbal tea and yielding an oil used in commercial flavorings and perfumery.
黄春菊花序上述植物的任一种头状花序，用于做花茶且可产生一种商业上用来做调味品或香水的油