Wrinkled crust fungus.
Beech, birch, and oak.
Other broadleaved tree species.
On the stems and branches of trees including inside cavities and on fallen trees and tree parts.
Annual . Fleshy. Generally pressed against the wood substrate (resupinate). Pimpled. Begins a beige-white to pink-white and develops to a sometimes rich orange-brown.
Considered saprotrophic. Attributes to a white rot of the wood substrate. Presence on standing trees indicative of dysfunctional and dead parts.