Eating notes: Widely used in oriental cooking.
Cap: 4-12cm Variable colour (dull greys, browns or blues). Convex at first later flattening. Sometime wavy, lobed, or splitting at the edges.
Gills: Heavily decurrent. White.
Stem: off-centre, lateral or absent.
Spores: Pale lilac
Flesh: White, not changing.
Habitat: In clusters on the stumps and trunks of deciduous trees