⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-240318, with some changes.
This name is a synonym of Dioscorea japonica var. japonica .
The record derives from WCSP which reports it as a synonym (record 240318
) with original publication details: J. Soc. Trop. Agric. 10: 182 1938.