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Yam is an important dietary element for Nigerian and West African people. It contributes more than 200 calories per person per day for more than 150 million people in West Africa, and is an important source of income. Yam is an attractive crop in poor farms with limited resources. It is rich in starch, and can be prepared in many ways.
Dioscorea dumetorum, also known as the bitter yam, cluster yam, trifoliate yam, or three-leaved yam, [1] is a species of flowering plant in the yam family, Dioscorea. It is native to sub-Saharan Africa and especially common in the tropical regions of West Africa, including Nigeria, Benin, and Ghana. [2] D. dumetorum has both toxic and non-toxic ...
Dioscorea alata – also called ube (/ ˈ uː b ɛ,-b eɪ /), ubi, purple yam, or greater yam, among many other names – is a species of yam (a tuber). The tubers are usually a vivid violet - purple to bright lavender in color (hence the common name), but some range in color from cream to plain white.
"Sweet potatoes have a starchy texture and sweet flesh," Gavin said. "The major types are grouped by the color of the flesh, not by the skin." In the grocery store, you'll likely see orange, white ...
A sweet potato is not a type of yam and a yam is not a type of sweet potato. Yams are native to Africa and Asia, and thus over 90% of yam crops are grown in Africa. They are closely related to lilies.
Dioscorea bulbifera (commonly known as the air potato, air yam, bitter yam, cheeky yam, potato yam, [2] aerial yam, [3] and parsnip yam [4]) is a species of true yam in the yam family, Dioscoreaceae. It is native to Africa, Asia and northern Australia. [ 1 ]
In fact, a yam's flesh, in both texture and flavor, is more similar to a russet potato than a sweet potato. Yams can also grow much larger than sweet potatoes, too—more than five feet long and ...
Sweet potatoes can also be called yams in North America. When soft varieties were first grown commercially there, there was a need to differentiate between the two. Enslaved Africans had already been calling the 'soft' sweet potatoes 'yams' because they resembled the unrelated yams in Africa. [8]