is sweet potatoes the same thing as yams
Yams and sweet potatoes are often confused, but actually they do not have a great deal in common. There are obvious differences in appearances, and the yam can grow to a whopping 100 pounds or 45 kilos whereas the sweet potato is smaller.
No they are not the same thing Yams Yams are closely related to lilies and grasses. Native to Africa and Asia, yams vary in size from that of a small potato to a record 130 pounds (as of 1999). There are over 600 varieties of yams and 95% of these crops are grown in Africa.