Inky cap, common

Coprinopsis atramentaria
A small, gilled and stalked mushroom found on grass and wood debris. The brown cap is bell-shaped and radially lined. There are usually small, white, mica-like scales near the top of the cap. The crowded white gills are not directly attached to the stalk. They turn black and dissolve with age. The slender stalk is white and may have an evanescent upper stalk ring.

The name “alcohol inky cap” refers to a transient illness suffered by some who ingest the species, have an alcoholic drink and subsequently experience fluasing tingling and nausea..and experience flushing, tingling and nausea.