Dioscorea.
Botanical name:
Classic texts: Sturtevant 1919.
Classic texts: Sturtevant 1919.
Dioscorea tomentosa Koen. ex Spreng.
Bot. syn.: Helmia tomentosa (Koen. ex Spreng.) Kunth.
Henriette's herbal is one of the oldest and largest herbal medicine sites on the net. It's been online since 1995, and is run by Henriette Kress, a herbalist in Helsinki, Finland.