WordWeb Online

1. A North American vine with fragrant blossoms and edible tubers; important food crop of Native Americans
   - groundnut, groundnut vine, Indian potato, potato bean, Apios americana, Apios tuberosa
    
2. Nutlike tuber; important food of Native Americans
   - groundnut, potato bean

Derived forms: wild beans

Type of: tuber, vine

Part of: Apios, genus Apios

Encyclopedia: Wild bean