Sphagnum moss and the 1914-18 war

摘要

Sphagnum is a genus of nearly 350 species of mosses covering 2-3 per cent of the earths surface.It grows as dense,spongy carpets,forming colourful patchworks on mountains,moorland and bogs throughout the British Isles.The plants form an environment that is antiseptic and acidic,meaning that they are slow to decompose,as is anything in them.