Cap: 4-10 cm across, first convex, later flettened, dented in the center, if wet very slimy, in dry sticky, smooth, beige purple with pink tint, partly purple brown zoned, margin long inrolled, smooth.
Hymenophore: first are lamellae creamy, later light purple, if injured violet to brown violet, adnate, some decurrent, numerous forked.
Spore print: cream
Spore: subglobose to elliptic, 8,3-11 x 6,8-8,8 μm, ornament, with several warts and ribs, which are only partially net-like connected.
Stem: 3-8 x 0,8-2,5 cm, cylindrical, hollow, smooth, light cream, sticky to slimy.
Flesh: white, under cup skin grey purple, if cut slowly violet, odor fruity, taste bitter.
Milk: white, unchangeable if it is not in contact with flesh, bitter.
Habitat: gregarious in conifer and needle forests and bogs, on moist to wet, acidic soils, at birch, beech, oak, willow and spruce, grows from late summer to fall.