Herbs and spices are used to flavor food. Herbs are plants lacking permanent woody stems and are valued for qualities such as medicinal properties, flavor and scent. Spices are made from vegetative substances such as seeds, roots and barks.
Ginseng, a perennial herb of eastern Asia and North America. Ginseng has an upright, unbranched stem about two feet (60 cm) high with three leaves at the top, each composed of five thin, pointed leaflets.