Assertion: yam | /r/HasProperty | dioscorea hispida
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Source sentences:
text: Various species of yams were domesticated and cultivated independently within Island Southeast Asia and New Guinea for their starchy tubers, including the ube (Dioscorea alata), round yam (Dioscorea bulbifera), intoxicating yam (Dioscorea hispida), lesser yam (Dioscorea esculenta), Pacific yam (Dioscorea nummularia), fiveleaf yam (Dioscorea pentaphylla), and pencil yam (Dioscorea transversa).