Asimina triloba, the papaw,pawpaw, paw paw, paw-paw, or common pawpaw, is a small deciduous tree native to the eastern United States and Canada, producing a large, yellowish-green to brown fruit. It belongs to the genus Asimina in the same plant family (the Annonaceae) as the custard-apple, cherimoya, sweetsop, ylang-ylang and soursop.