Rare PlantsA beautifully written and illustrated account of the threatened plant species that inhabit the British Isles. Britain and Ireland are home to around 300 species of rare flowering plants, and many more rare ferns, mosses, liverworts, and freshwater algae. These are species at the cutting edge of biodiversity: fascinating, often beautiful, and in decline. Yet as some teeter on the brink, more rare species are still being discovered. In Rare Plants,