A collection of sixteen wood samples, from left to right, top to bottom:
Photograph: Anonimski
1. Pinus sylvestris (Pine)
2. Picea abies (Spruce)
3. Larix decidua (Larch)
4. Juniperus communis (Juniper)
5. Populus tremula (Aspen)
6. Carpinus betulus (Hornbeam)
7. Betula pubescens (Birch)
8. Alnus glutinosa (Alder)
9. Fagus sylvatica (Beech)
10. Quercus robur (Oak)
11. Ulmus glabra (Elm)
12. Prunus avium (Cherry)
13. Pyrus communis (Pear)
14. Acer platanoides (Maple)
15. Tilia cordata (Linden)
16. Fraxinus excelsior (Ash)