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CCDB → Angiosperms → Betulaceae → Betula → Betula delavayi Franch.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Betula delavayi Franch. | Betula delavayi Franch. | 56 | IPCN online | Probatova. 2005. Chromosome numbers of some dicotyledons of the flora of the Amur Region. Bot. Žhurn. (Moscow & Leningrad) 90(5): 779–792. |