true yam
true yam · true yams
Any plant in the genus Dioscorea, or its tubers, so called to distinguish them from…Any plant in the genus Dioscorea, or its tubers, so called to distinguish them from the sweet potato (Ipomoea batatas) varieties known as yams in the US, and from the New Zealand yam, Oxalis tuberosa.
Meaning
1 sensesAny plant in the genus Dioscorea, or its tubers, so called to distinguish them from the sweet potato (Ipomoea batatas) varieties known as yams in the US, and from the New Zealand yam, Oxalis tuberosa.