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 subgenus "Sycomorus", and the species of subgenus "Ficus", though the relationships of the sections of these groups to one another are not well resolved. Subgenus "Ficus" Subgenus "Pharmacosycea" Subgenus "Sycidium" Subgenus "Sycomorus" Subgenus "Synoecia" Subgenus "Urostigma" Unknown subgenus Numerous species of fig are found in cultivation in domestic and office environments, including: Fig trees have profoundly influenced culture through several religious traditions. Among the more famous species are the sacred fig tree (Pipal, bodhi, bo, or po, "Ficus religiosa") and the banyan fig ("Ficus benghalensis"). The oldest living plant of known planting date is a "Ficus religiosa" tree known as