Amphipterygium adstringens
 Amphipterygium adstringens the Cuachalalate is an ancient plant that has been commercially used in Mexico for centuries. Because of its ever growing popularity as of 2004 the cuachalalate was considered an endangered species.The Amphipterygium adstringens tree’s height ranges from 4-8.5 m high. The distinguishing factor of this tree is its bark. Its bark is wrinkled grayish in color and verrucose with cork protuberances.