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CCDB → Angiosperms → Gentianaceae → Swertia → Swertia japonica
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Swertia japonica | Swertia japonica Makino | 28 | Darlington, 1955 | Tschechow 1931 | ||
| ! | Swertia japonica Makino | Swertia japonica Makino | 20, 21 | IPCN online | Shigenobu, Y. 1983. Karyomorphological studies in some genera of Gentianaceae II. Gentiana and its allied four genera. Bull. Coll. Child Develop., Kochi Womens Univ. 7: 65–84. | ||
| ! | Swertia japonica Makino | Swertia japonica Makino | 10 | 20 | IPCN67-71 | WADA, z. 1966. Chromosome numbers in Gentianaceae. Chromosome Inf. Serv. 7: 28-30. | |
| ! | Swertia japonica Makino | Swertia japonica Makino | 18, 24 | Fedorov, 1974 | Wada 1954 | ||
| ! | Swertia japonica Makino | Swertia japonica Makino | 20 | Fedorov, 1974 | Wada 1960 | ||
| ! | Swertia japonica Makino | Swertia japonica Makino | 20, 24 | Fedorov, 1974 | Wada 1955 | ||
| ! | Swertia japonica Makino | Swertia japonica Makino | 10 | 20 | Cave1956supp | Wada 1955 |