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CCDB → Angiosperms → Salicaceae → Populus → Populus nigra subsp. betulifolia (Pursh) Wettst.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Populus nigra subsp. betulifolia (Pursh) Wettst. | Populus nigra subsp. betulifolia (Pursh) Wettst. | 38 | IPCN online | Al-Bermani, A. K. K. A., K. I. A. Al-Shammary, R. J. Gornall & J. P. Bailey. 1993. Contribution to a cytological catalogue of the British and Irish flora, 3. Watsonia 19: 169–171. |