This book provides descriptions, keys and accurate illustrations to 295 genera and over 800 spp. It does not include Cladosporium and Phialophora spp. pathogenic for man but it includes many spp. responsible for allergies, poisoning, opportunistic mycoses etc. (Alternaria, Cladosporium, Cryptostroma, Curvularia, Exophiala, Pithomyces, Stachybotrys etc.).