It is the name of an Andean tuber cultivated by the Incas and almost unknown. Its scientific name is Mirabilis expansa and belongs to the family Nyctaginaceae. It is also called miso, pegapega or taso in Ecuador and in Peru is called in addition to chago, arricon, cassava inca, cushipy chaco. In Bolivia it is called mauka. It grows to heights above 2500 meters. It looks like the arracacha.
