79 



Map 1. Areas of Mexico, Central America, and South America in which chicle 

 and chicle substitutes are reported to occur. 



Very little is known concerning the source of Peruvian chicle. 

 Vander Laan reports it as coming from a species of the family 

 Apocynaceae. It is probably a mixture of various latices, since balata 

 and other gums occur in abundance in the same regions. Relatively 

 small amounts of chicle have been exported from Bolivia, Brazil, 



