Historische Abbildung von Betula pubescens (Moor-Birke - Downy Birch). ---- Historical Drawing of Betula pubescens (Moor-Birke - Downy Birch).
Historische Abbildung von Betula pubescens (Moor-Birke - Downy Birch). ---- Historical Drawing of Betula pubescens (Moor-Birke - Downy Birch).