Picea sitchensis
- Citations total:
- 2
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| details | Late Miocene | Alaska | Wolfe,J.A. Neogene floristic and vegetational history of the Pacific Northwest. | 1969 | |
| details | Late Tertiary | USA(Rocky Mountains) | Leopold,E.B. Late Cenozoic palynology. (In: Aspects of Palynology. R.H. Tschudy and R.A. Scott, editors) | 1969 |