The Encyclopedia of Fungi of Britain and Europe - Michael Jordan - Google Books

http://books.google.de/books?id=bFMfytLn3bEC&pg=PA215&dq=Lepiota+aspera&hl=de&ei=ymlWTsvABYPrOe27_IIM&sa=X&oi=book_result&ct=res

This is the most comprehensive photographic handbook for the dedicated mycologist, general naturalist or mushroom hunter collecting for the cooking pot. It features 1,000 species of higher fungi found in the British Isles and northern Europe, from the most…