Across
- 2. Prunus ______ = Wild cherry (5)
- 11. Populus _______ = Lombardy poplar (5,7)
- 12. Picea _____ = Norway spruce (5)
- 14. Fagus _____ = European beech (9)
- 15. Corylus _______ = common hazel (8)
- 17. Sorbus ______ = rowan (9)
- 19. Pseudotsuga ___________ = Douglas fir (9)
- 20. Acer ____ = sycamore (14)
Down
- 1. Aesculus ________ = horse chestnut (13)
- 3. Crataegus _________ = hawthorn (8)
- 4. Castanea ________ = sweet chestnut (6)
- 5. Ilex ____ = common holly (10)
- 6. Betula ______ = silver birch (7)
- 7. Carpinus ________ = hornbeam (7)
- 8. Quercus _______ = pedunculate oak (5)
- 9. Platanus x ________ = London plane (9)
- 10. Larix _____ = European larch (7)
- 13. Fraxinus ________ = common ash (9)
- 16. Tilia x _____ = common lime (8)
- 18. Pinus _____ = Scots pine (10)