|A typical mint plant has a squarish stem and simple leaves that grow opposite each other. The small, two-lipped flowers, which may be purple, pink, or white, often grow in spikes or clusters well above the foliage. The plant produces four smooth nutlets.
Mentha is a genus of flowering plants in the family Lamiaceae. The species are not clearly distinct and estimates of the number of species varies from 13 to 18. Hybridization between some of the species occurs naturally.