Determining species of fungi in mushroom book. - Stock image
Document, Edible Mushroom, Porcini Mushroom, Basket, Book
Rathenow, Germany - October 7, 2013: Mushroom identification: How to determine the species. penny bun mushrooms on white background with a german language mushroom book. the title say which mushroom is it (welcher Pilz ist das). book by Kosmos book company.