potato bean

1 definition found

potato bean - WordNet (r) 2.1 (2005) :

  potato bean
      n 1: twining plant of Amazon basin having large edible roots
           [syn: yam bean, potato bean, Pachyrhizus tuberosus]
      2: a North American vine with fragrant blossoms and edible
         tubers; important food crop of Native Americans [syn:
         groundnut, groundnut vine, Indian potato, potato   bean
         , wild bean, Apios americana, Apios tuberosa]
      3: nutlike tuber; important food of Native Americans [syn:
         groundnut, potato bean, wild bean]