Fuscoporia torulosa

Dimitic hyphal system, with yellowish-brown, moderately thick-walled, sparingly branched, aseptate skeletal hyphae 3 to 5 µm wide, and thin-walled, hyaline or faintly yellow generative hyphae 2.5 to 4 µm wide with simple septa.

Hymenial and tramal setae infrequent, brown, thick-walled, ventricose, up to 50 µm long, projecting above the basidia.

Basidia clavate, up to 16 µm long, without basal clamp connections.

Spores ovoid to slightly ellipsoidal, smooth, hyaline, thin-walled, with an inconspicuous eccentric apiculus and a large internal lipid droplet.