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CCDB → Angiosperms → Ranunculaceae → Helleborus → Helleborus orientalis Lam.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Helleborus orientalis Lam. | Helleborus orientalis Lam. | 32 | flora of NW Europe | http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=1607 | ||
| Helleborus orientalis Lam. | Helleborus orientalis Lam. | 32 | IPCN online | Sezer, N. 1986. Chromosome Number Reports 90. Taxon 35: 195. | |||
| ! | Helleborus orientalis Lam. | Helleborus orientalis Lam. | 32 | Fedorov, 1974 | Langlet 1932 |