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CCDB → Angiosperms → Menispermaceae → Stephania → Stephania japonica (Thunb.) Miers
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Stephania japonica (Thunb.) Miers | Stephania japonica (Thunb.) Miers | 11 | IPCN online | Sarkar, A. K., N. DATTA & U. Chatterjee. 1980a. In Chromosome number reports LXVII. Taxon 29: 360–361. | |||
| Stephania japonica (Thunb.) Miers | Stephania japonica (Thunb.) Miers | 22 | Kumar, 1987 | Sarkar, A.K., Datta, N. & Chatterjee, u. 1980 |