Dioscorea polystachya

Dioscorea polystachya Turcz.
Engl.: cinnamon yam, Chinese yam, Chinese-potato, cinnamon-vine.
Deu.: Echte Yamswurzel.
Bot. syn.: Dioscorea batatas Decne., Dioscorea decaisneana Carr., Dioscorea doryphora Hance, Dioscorea potaninii Prain & Burkill, Dioscorea pseudobatatas (Ham.) Hert., Dioscorea rosthornii Diels, Dioscorea swinhoei Rolfe.