Betula ulmifolia
- Citations total:
- 4
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Author - title
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| details | Early Miocene | USSR(Ukrainian SSR) | Michelis,A.A. The Neogene spore and pollen complexes of the Donez Basin | 1972 | |
| details | Late Neogene | USSR(Ukrainian SSR) | Michelis,A.A. The Neogene spore and pollen complexes of the Donez Basin | 1972 | |
| details | Neogene | Ukraine | Mikhelis,A.A. The Neogene spore and pollen assemblages of the Donetz Basin | 1972 | |
| details | Early Oligocene | Middle Oligocene | USSR(Ukrainian SSR) | Blank,M.Y. et al. On Upper Eocene and Oligocene Formations of the north-eastern Ukraine. | 1980 |