Comfrey is a herb that is used to make drinks and medicines. Any herb of the Eurasian genus Symphytum (borage family). Best known is the medicinal common comfrey (S. officinale), used to treat wounds and as a source of a gum used to treat wool. Traditionally it was also taken internally for various complaints. Organic farmers use it to deter slugs and as a green manure. The coiled sprays of bell-like, hanging comfrey blooms are usually pollinated by bees. Common comfrey is about 3 ft (90 cm) tall, with winged, hairy stems and blue, purplish, or yellow flowers
leaves make a popular tisane; young leaves used in salads or cooked perennial herbs of Europe and Iran; make rapidly growing groundcover for shaded areas
{i} plant with clusters of white or purple flowers shaped like a bell and large hairy leaves (the powder of the comfrey is extracted and is used to treat skin disorders)