You Say Potato, I Say Yam

(NYTimes) ... The yam, a large hairy tuber that bears no botanical relationship to the sweet potato, grows mainly in tropical and subtropical climates and is of primary importance to many West African societies. From Ghana to Nigeria, yam festivals celebrate the desire for a bounteous harvest and the continuity of life. In languages of the West African coast, including Wolof in Senegal and Umbundu in Angola, the tuber is so popular that some variant of the word “yam” simply means “to eat.”
Slavers transporting captives from those areas on the Middle Passage provisioned themselves with yams sufficient for the voyages. But once ashore in more temperate America, the slaves found that the African tuber was unavailable, and thus substituted it with the sweet potato — leading to centuries of botanical and gastronomic confusion. Continued

Photo: Library of Congress