The Yew Hedge by Martin Gardner from the Royal Botanic Garden Edinburgh tells the fascinating story of some remarkable native forests and heritage trees of the European yew (Taxus baccata) located in the UK and overseas. The progeny of the trees have been planted to form a unique conservation hedge which now surrounds the Royal Botanic Garden Edinburgh. It comprises of almost 2000 trees collected from 16 countries where they are threatened. Not only...