''Inonotus cuticularis'' is a species of

fungus A fungus ( : fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as a kingdom, separately from th ...

in the family

Hymenochaetaceae The ''Hymenochaetaceae'' are a family of fungi in the order Hymenochaetales. The family contains several species that are implicated in many diseases of broad-leaved and coniferous trees, causing heart rot, canker and root diseases, and also esc ...

. A

plant pathogen Plant pathology (also phytopathology) is the scientific study of diseases in plants caused by pathogens (infectious organisms) and environmental conditions (physiological factors). Organisms that cause infectious disease include fungi, oomyc ...

, it has a circumpolar distribution, and is found in the

temperate In geography, the temperate climates of Earth occur in the middle latitudes (23.5° to 66.5° N/S of Equator), which span between the tropics and the polar regions of Earth. These zones generally have wider temperature ranges throughout t ...

zone from eastern U.S. and Canada to Japan, China, Russia and south to central Europe.

References

Fungal plant pathogens and diseases cuticularis Fungi described in 1790 Fungi of Asia Fungi of Europe Fungi of North America {{fungus-plant-disease-stub