Castilla elastica (Nahuatl) word for rubber was "ulli / olli", from which their word for the ballgame derived), and also their name for the ancient people they associated with the origin of the ballgame, the Olmecs ("olmeca": "rubber people"). The Nahuatl word for the tree of "Castilla elastica" is olicuáhuitl; in Spanish it is known as palo de hule. Caucho, castilloa rubber. Castilla elastica Castilla elastica, the Panama rubber tree, is a tree native to the tropical areas of Mexico, Central America, and northern South America. It was the principal source of latex among the Mesoamerican peoples in pre-Columbian times. The latex
Ficus racemosa Ficus racemosa Ficus racemosa (syn. Ficus glomerata ) is a species of plant in the family Moraceae. Popularly known as the cluster fig tree, Indian fig tree or goolar (gular) fig, this is native to Australia, Malesia, Indo-China and the Indian subcontinent. It is unusual in that its figs grow on or close to the tree trunk, termed cauliflory. In India, the tree and its fruit are called "gular" in the north and "atti" in the south. The fruits are a favourite staple of the common Indian macaque. It serves as a food plant for the caterpillars of the two-brand