Tricholoma scalpturatum (Fr.) Quél., Tricholomataceae, Agaricales. (Рядовка серебристая) Cap: 3-6cm, broadly conical or wide convex up to almost flat with a small and often indistinct central wide knob, often irregular colored brownish-white, reddish-brown, light purplish-gray, fine and close radial lined and silky, Cap surface looks fine velvety or radial silky and somewhat shining when dry, sometimes with fine tiny scales in the central half of a cap. Flesh is whitish. Gills: almost free (attached with pinching out end), narrow or middle wide, close to almost crowded, white. Odor is weak and somewhat medicine. Stalk: 4-7cm long, 0.7-1.4cm thick, some fibrous and hollow, whitish up to brownish-white or dull brown when old. Habitat: small groups scattered in pine-tree forest with some elm (Ulmus densa) and maple (Acer negúndo). It appears in July after Tricholoma terreum, which is clearly much darker in grey, some smaller and without long living white gills. Edibility: in some Russian sites published: “edible after boiling”. July - August.