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CCDB → Angiosperms → Apocynaceae → Vincetoxicum → Cynanchum japonicum E. Morren & Decne.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Cynanchum japonicum E. Morren & Decne. | Vincetoxicum japonicum (C. Morren & Decne.) Decne. | 22 | Fedorov, 1974 | Jinno 195Gb | ||
| ! | Cynanchum japonicum E. Morren & Decne. | Vincetoxicum japonicum (C. Morren & Decne.) Decne. | 11 | Cave1956 | Jinno a |