Hygrophorus unicolor

A Hygrophorus typical of beech woods, with an orange center and whitish margin, preferring calcareous soils.

Pileipellis composed of filamentous hyphae, densely interwoven, 2-5 µm wide, widely separated by gelification, septate with clamped septa.

Gill edge without differentiated cystidial elements (cystidia absent).

Lamellar trama bilateral.

Basidia cylindric-clavate, 35-45 µm long and 6-8 µm wide, with basal clamps, 2- or 4-spored.

Spores ellipsoidal, smooth, hyaline, thin-walled, with an eccentric apiculus at one end, one or more oil droplets inside, inamyloid in Melzer's reagent.