1. A North American vine with fragrant blossoms and edible tubers; important food crop of Native Americans groundnut, groundnut vine, Indian potato, potato bean, wild bean, Apios tuberosa(member-holonym) Apios, genus Apios(part-meronym) groundnut, potato bean, wild bean
    香芋，俗称地栗子，豆科，多年生蔓性宿根草本植物，表皮黄褐色，肉白色，块茎表面也有芽眼，与马铃薯很相似，只是块茎的个头小，结薯更为密集。