Cylindrobasidium evolvens

Monomitic hyphal system, composed of filamentous generative hyphae, moderately thick-walled, with prominent clamp connections (most showing a central loop), and abundant oily content.

Cystidia fusiform, leptocystidioid, smooth, with faint ochraceous intracellular pigment, up to 70 µm long.

Basidia cylindric-clavate, up to 65 µm long, with basal clamp connections, 4-spored.

Spores ovoid to amygdaliform, very thin-walled, smooth, hyaline, with a pointed and somewhat curved end bearing the apiculus, with faint granular content, inamyloid in Melzer's reagent.