Helianthus Tuberosus or sweet potato? Helianthus Tuberosus is a multifaceted vegetable with vitamins, high fiber content and with sweetish taste. Many people, who do not know its beneficial properties, call it sweet potato, but they mistake it for another quite valuable vegetable. Although Helianthus Tuberosus is sweet, it has very little to do with potato, except its tuberous-knobbly appearance. At first sight and first taste we could think…