Hygrophorus atramentosus, is a species of agaric fungus in the family Hygrophoraceae native to Europe.
Grows in summer and autumn in coniferous (mostly spruce), mixed forests with calcareous soils. It differs from other Hygrophorus sp., esp Hygrophorus camarophyllus, in its habitats - the latter grows in pine forests.
The cap is gray, with a metallic shade, 3.5âÂÂ8 cm in diameter, irregular shape, prominently flat, concave surface. The stipe is 4âÂÂ6 cm x 8âÂÂ20 mm. Radially arranged lamellae are white or greyish. Mild smell. Spores 7âÂÂ8.5 à4.5-5.5 üm. The mushroom is not edible.