helianthus giganteus

1 definition found

helianthus giganteus - WordNet (r) 2.1 (2005) :

  Helianthus giganteus
      n 1: very tall American perennial of central and the eastern
           United States to Canada having edible tuberous roots [syn:
           giant sunflower, tall sunflower, Indian potato,
           Helianthus giganteus]