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.