Aextoxicon punctatum, the sole species of genus Aextoxicon and family Aextoxicaceae, is a tree native to southern Chile and Argentina. Commonly known as the olivillo or aceitunillo, it is a large evergreen tree native to the forests of the Valdivian temperate rain forests and Magellanic subpolar forests of southern Chile's Pacific coast, where it forms is a canopy tree in the broadleaf forests. It can reach 15 m tall The APG system (1998) and the APG II system (2003) left the family Aextoxicaceae unplaced in the core eudicots. The genus was formerly often included in the family Euphorbiaceae.