Definition

Chamomile is a plant that has been used since ancient Egypt in a variety of healing applications. Chamomile is a native of the Old World; it is related to the daisy family, having strongly scented foliage and flowers with white petals and yellow centers. The name chamomile is derived from two Greek words that mean "ground" and "apple," because chamomile leaves smell somewhat like apples, and because the plant grows close to the ground.

There are two varieties of chamomile commonly used in herbal preparations for internal use and for aromatherapy. One is called Roman chamomile (Anthemis nobilis), with contemporary sources in Belgium and southern England. Roman chamomile grows to a height of 9 in (23 cm) or less, and is frequently used as a ground cover along garden...