 "Fomitopsis" species have fruit bodies that are mostly perennial, with forms ranging from sessile to effused-reflexed (partially crust-like and partially pileate).Fruit body texture is typically tough to woody, and the pore surface is white to tan or pinkish-colored with mostly small and regular pores.Microscopically, "Fomitopsis" has a dimitic hyphal system with clamped generative hyphae.