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CCDB → Angiosperms → Betulaceae → Betula → Betula × caerulea-grandis Blanch.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Betula × caerulea-grandis Blanch. | Betula × caerulea Blanch. | 28 | IPCN67-71 | GRANT, W.F. 1969. Decreased DNA content of birch (Betulal chromosom at high ploidy as d.etermined by cytophotometry. Chromosoma 26: 326-336. |