WordWeb Online

1. Twining plant of Amazon basin having large edible roots
   - yam bean, Pachyrhizus tuberosus
    
2. A North American vine with fragrant blossoms and edible tubers; important food crop of Native Americans
   - groundnut, groundnut vine, Indian potato, wild bean, Apios americana, Apios tuberosa
    
3. Nutlike tuber; important food of Native Americans
   - groundnut, wild bean

Derived forms: potato beans

Type of: tuber, vine

Part of: Apios, genus Apios, genus Pachyrhizus, Pachyrhizus

Encyclopedia: Potato bean