Cortinarius violaceus

Pileipellis formed by a layer of parallel hyphae, rather thick (up to 18 µm wide), with abundant bluish-violet intracellular pigment and clamp connections.

Cheilocystidia scattered, clavate to lageniform, with violaceous intracellular content.

Basidia cylindric-clavate, up to 60 µm long, with basal clamp connections, 4-spored.

Spores ellipsoidal, thick- and verrucose-walled, yellow with coarse darker warts, an eccentric apiculus, and without significant reaction in Melzer's reagent.