Xanthosoma is a genus of about 50 species of tropical and subtropical plants of the family Araceae. Are all native America. Several species are grown for their starchy corms, and are an important source of food in several regions. They are known as mafafa, otoe, taro, coconame, Cocoyam, bore, yautia, chonque, macabo, rascadera, quequisque and tania.Other species ( especially x. roseum ) they are used as Ornamentals, and popularly referred to as elegant leaf by its large and glossy leaves, or elephant ear indeed like the large sheet with elephant ear. Another variety of this species has torn sheets but with their parties United on the edge of the blade, and is called Adam's rib.