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
Lymire edwardsii Lymire edwardsii Lymire edwardsii, the rubber tree caterpillar or Edwards' wasp moth, is a moth of the subfamily Arctiinae. It was described by Augustus Radcliffe Grote in 1881. It is found in southern Florida, United States. The wingspan is 35–40 mm. The wings are bluish gray. Adults are on wing year round. The larvae feed on "Ficus" species, including "Ficus pedunculata", "Ficus altissima", "Ficus aurea", "Ficus auriculata", "Ficus benghalensis", "Ficus benjamina", "Ficus continifolia", "Ficus elastica", "Ficus lyrata", "Ficus retusa" and "Ficus rubiginosa". They feed on leaf margins or create holes in the leaves. Full-grown larvae are pale yellow with four