''Postia tephroleuca'', also known as greyling bracket,
is a species of fungus in the family
Fomitopsidaceae
The Fomitopsidaceae are a family (biology), family of fungi in the order Polyporales. Most species are parasitic on woody plants, and tend to cause Wood-decay fungus#Brown rot, brown rots. The name comes from ''Fomitopsis'' (meaning "looking like ...
infecting broad-leaved trees, typically beech and plane.
References
Fungi described in 1821
Fungal plant pathogens and diseases
Fomitopsidaceae
Taxa named by Elias Magnus Fries
Fungus species
{{Polyporales-stub