Cap: 3-7 cm across, first hemispherical, later flattened and infundibuliform, with a small bump, smooth to slight bumpy surface, red, chestnut brown or orange brown, old light brown, marginal zone brighter, margin smooth, inrolled, later slightly wavy.
Hymenophore: first creamy, later light redish brown, with red stains, adnate, decurrent, single forked.
Spore print: cream
Spore: broad elliptic to subglobose, 6,9-8,8 x 5,7-7,6 μm, ornament, with numerous warts and ribs, which are morely net-like connected.
Stem: 3-4 x 0,4-1 cm, cylindrical, first full, later hollow, smooth surface, young creamy with red tint, later reddish brown, white pruinose on whole surface, base often white hairy.
Flesh: cream, under the cup skin brown, odor unpleasant, taste first mild, later after chewing acrid-bitter. Milk: white, unchangeable, first mild, later scratchy unpleasant.
Habitat: gregarious or in groups in beech or mixed forests, at beech, on fresh to slightly acidic soils. Common. Summer-fall.
Remarks: similar with Lactarius fulvissimus, which has orange brownish cup and Lactarius rubrocinctus, which flesh is acrid-bitter.