indian potato

Noun (2)

1. a North American vine with fragrant blossoms and edible tubers; important food crop of Native AmericansSynonyms: groundnutgroundnut vinepotato beanwild beanApios americanaApios tuberosa
2. very tall American perennial of central and the eastern United States to Canada having edible tuberous rootsSynonyms: giant sunflowertall sunflowerHelianthus giganteus