CCDBAngiospermsDioscoreaceaeDioscoreaDioscorea japonica Thunb.

4 chromosome counts in Dioscorea japonica Thunb.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Dioscorea japonica Thunb. Dioscorea japonica Thunb.   400, 100 IPCN online Chin, H., M. Chang, P. Ling, C. Ting & F. Dou. 1985. A cytological study on Chinese Dioscorea L. - the chromosome numbers and their relation to the origin and evolution of the genus. Acta Phytotax. Sin. 23: 11–18.
  Dioscorea japonica Thunb. Dioscorea japonica Thunb. 10   IPCN72 TAKEUCHI, Y. 1972. Embryo sac development in Dioscorea japonica Thunb. & Q. quinqueloba Thunb. Acta Phytotax. Geobot. 25: 57-60.
  Dioscorea japonica Thunb. Dioscorea japonica Thunb.   40 Kumar, 1987 . Nakajima, G. 1933, 1942 ; Martin, F.W. & Ortiz, S. 1963
!   Dioscorea japonica Thunb. Dioscorea japonica Thunb.   40 Darlington, 1955