Cap: 5-10 cm across, first convex, later plane, in the center little dented, first yellow brown, margin is paller, later entirely paller, especially if it grows in shade, smooth surface, sometimes cracked on top, margin incurved for a long time.
Hymenophore: first are lamellae whitish, later tobacco brown, broad, broadly adnate, smooth.
Spore print: tobacco brown
Spore: elliptical to cylindric-elliptic, 7,7-10,6(11,4) x 4,9-6,2 μm
Stem: 3-10 x 0,3-1,5 cm, cylindrical, solid, rigid, bent, white or brown, with white annulus.
Flesh: first white, later brown, pleasant odor and taste.
Habitat: usually clustered and in groups on the base of trunks or stumps of poplar, in warm areas, grows from spring to late fall.
Remarks: similar with Agrocybe praecox, which grows on rotten remains of wood, or on soil.