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CCDB → Angiosperms → Hypericaceae → Hypericum → Hypericum pulchrum L.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Hypericum pulchrum L. | Hypericum pulchrum L. | 18 | British Isles cytology | Chattaway, M.M. Brit. J. Exp. Biol. : (1926) | ||
| ! | Hypericum pulchrum L. | Hypericum pulchrum L. | 18 | British Isles cytology | Robson, N.K.B. (1956) | ||
| ! | Hypericum pulchrum L. | Hypericum pulchrum L. | 18 | flora of NW Europe | http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=2124 | ||
| ! | Hypericum pulchrum L. | Hypericum pulchrum L. | 18 | Flora Europaea | Bttcher, 1940a | ||
| Hypericum pulchrum L. | Hypericum pulchrum L. | 18 | IPCN online | Queirós, M. 1991. Números cromossómicos de algumas especies Portuguesas de Hypericum. Revista Biol. Univ. Oviedo 9: 51–57. | |||
| Hypericum pulchrum L. | Hypericum pulchrum L. | 18 | Fedorov, 1974 | Chattaway 1926 | |||
| Hypericum pulchrum L. | Hypericum pulchrum L. | 18 | Fedorov, 1974 | Noack 1939 | |||
| Hypericum pulchrum L. | Hypericum pulchrum L. | 18 | Fedorov, 1974 | Biicher 1940a | |||
| ! | Hypericum pulchrum L. | Hypericum pulchrum L. | 18 | Darlington, 1955 | B0cher 1940 | ||
| Hypericum pulchrum L. | Hypericum pulchrum L. | 9 | CromoCat 2015 | Castroviejo & al. (2003). Flora Iberica (vol. I-VIII, X, XIV) Publicaciones del CSIC Madrid | |||
| Hypericum pulchrum L. | Hypericum pulchrum L. | 18 | CromoCat 2015 | Queirós, M. (1991c). Numeros cromossomicos de algumas especies portuguesas de Hypericum L. Rev. Biol. Univ. Oviedo 7: 51-57. |