books.google.com - This encyclopedic Volume, including nearly 1500 species and 650 color photographs, illustrates the diversity of mycoflora throughout northeastern North America. Professional and advanced mycologists will welcome the inclusion of microscopic features, chemical reagent data, information on classification,...http://books.google.com/books/about/Mushrooms_of_Northeastern_North_America.html?id=T2uU12XcRD4C&utm_source=gb-gplus-shareMushrooms of Northeastern North America