Chroogomphus rutilus

Pileipellis filamentous, formed of hyphae with abundant brown intracellular pigment, strongly separated from each other by gelification and without clamp connections.

Cheilocystidia cylindrical, large, some slightly ventricose, with rounded tips.

Pleurocystidia with morphology identical to the cheilocystidia.

Basidia clavate and 4-spored, without basal clamp connections.

Spores ellipsoidal to fusiform, smooth, thick-walled, with a prominent lateral apiculus and vacuolar content inside.