Verbena is a genus of flowering plants in the family Verbenaceae. It is native to tropical and subtropical regions of the world, and is commonly known as VERVAIN or verbena. The genus contains over 250 species of annual and perennial herbaceous or semi-woody flowering plants. Verbena has been used for centuries in traditional medicine, and is known for its calming and soothing properties. It is also used in perfumes, teas, and other herbal remedies.