Selaginella polystachys
- Citations total:
- 2
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| details | Kungurian | USSR(Urals) | Samoilovich,S.R. Pollen and spores of Permian deposits of Cherdyn and Aktyubinsk in the Lower Urals. (In: Palaeobotanical Symposium) | 1953 | |
| details | Late Permian | USSR(Urals) | Medvedeva,A.M. Palynological investigation of Petroleum | 1978 |