Ocimum americanum
Encyclopedia
Ocimum americanum, known as lime, hairy or "hoary basil", is an annual herb
with white or lavender flowers. It is used for medicinal purposes.
Herb
Except in botanical usage, an herb is "any plant with leaves, seeds, or flowers used for flavoring, food, medicine, or perfume" or "a part of such a plant as used in cooking"...
with white or lavender flowers. It is used for medicinal purposes.