What is a true yam?
a true yam (Dioscorea) is a type of stem tuber, vegetable (2, 3)
also known as batata, boniato, and ñame in Spanish (2)
What does it look like?
has brown or black scaly skin which resembles the bark of a tree and off-white, purple or red flesh, depending on the variety (2)
Where are they located?
South America, Caribbean, Africa (1)
What is it not?
not sweet potatoes (1)
What are types of true yams?
over 150 varieties (2)
some varieties can grow over 7 feet in length and up to 150 pounds! (2)
has a shelf life of 6 months (2)
Resources
1. https://www.thespruceeats.com/what-are-japanese-sweet-potatoes-5213007
2. https://www.thespruceeats.com/sweet-potatoes-vs-yams-1808067
3. https://en.wikipedia.org/wiki/Tuber
