Goniothalamus amuyon

Goniothalamus amuyon is a species of plant in the family Annonaceae. It is native to southern Taiwan and the Philippines. In the Philippine provinces of Batangas and Bohol it is commonly referred to as amúyong or amúyon. In the Ilocos region and Pangasinan province it is commonly referred to as sagiát. Francisco Manuel Blanco, the Spanish Augustinian friar and botanist who first formally described the species using the basionym Uvaria amuyon, named it after its Tagalog name....read more on Wikipedia.