*Dioscorea polystachya Turczaninow. Phen: Jun-Aug. Hab: Thickets, disturbed areas, bottomland forests. Dist: Native of China.
Origin/Endemic status: E. and se. Asia
Other Comments: A serious invasive species in our region.
Synonymy: = Ar, FNA26, Il, K3, K4, NE, NY, Tn, Va, WH3; = Dioscorea batatas Decne. – C, F, G, Pa, RAB, W, Ward (1977c); = Dioscorea oppositifolia L. – K1, Mo1, Al-Shehbaz & Schubert (1989), misapplied