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CCDB → Angiosperms → Betulaceae → Betula → Betula rotundifolia Spach
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Betula rotundifolia Spach | Betula nana subsp. rotundifolia (Spach) Malyschev | 28 | IPCN online | Krasnikova, S. A., A. A. Krasnikov, T. S. Rostovtzeva & V. M. Chanminchun. 1983. Chromosome numbers of some plant species from the south of Siberia. Bot. Zhurn. SSSR 68 (6): 827–835. (In Russian). | |||
| Betula rotundifolia Spach | Betula nana subsp. rotundifolia (Spach) Malyschev | 28 | IPCN online | Krasnikova, S. A., R. E. Krogulevich & T. S. Rostovtseva. 1984. In R.E. Krogulevich & T.S. Rostovtseva, Khromosomnye Chisla Tsvetkovykh Rastenii i Sibiri Dal'nego Vostoka. Izdatel'stvo "Nauka", Sibirskoe Otdelenie, Novosibirsk. ý. |