The Hymenochaetaceae family includes at least 27 genera and 487 species many of which cause heart rot, canker and root rot in hard woods as well as conifers and a disease of grapevines. However, there are also mycorrhizal fungi in this family (Coltricia species) . The species represented in the photos ibelong to the following genera: Coltricia, Fuscoporia, Hymenochate, Hymenochaetopsis, Inonotus, Onnia, and Phellinus.
