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CCDB → Angiosperms → Hypericaceae → Hypericum → Hypericum canadense L.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Hypericum canadense L. | Hypericum canadense L. | 16 | British Isles cytology | Webb, D.A., Halliday, G. Watsonia 9: 333-344 (1973) | ||
| ! | Hypericum canadense L. | Hypericum canadense L. | 16 | British Isles cytology | Parnell, J.A.N. Watsonia 16: 82-83 (1986) | ||
| ! | Hypericum canadense L. | Hypericum canadense L. | 16 | flora of NW Europe | http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=2129 | ||
| ! | Hypericum canadense L. | Hypericum canadense L. | 16 | Flora Europaea | Moore, 1973 | ||
| Hypericum canadense L. | Hypericum canadense L. | 16 | IPCN online | KAPOOR, B. M. 1982. In IOPB chromosome number reports LXXIV. Taxon 31: 119–120. | |||
| Hypericum canadense L. | Hypericum canadense L. | 8 | IPCN online | Parnell, J. 1986. Chromosome numbers of Irish plants. 1. Watsonia 16: 82–83. | |||
| Hypericum canadense L. | Hypericum canadense L. | 16 | IPCN73-74 | WEBB, D.A., & G. HALLIDAY. 1973. The distribution, habitat and status of Hypericum canadense L. in Ireland. Watsonia 9: 333-344. | |||
| Hypericum canadense L. | Hypericum canadense L. | 16 | Fedorov, 1974 | Hoar, Haertl 1932 |