I have these growing in abundance at the top of my garden they are Coprinellus micaceus also known as the Glistening Ink Cap / Mica Ink Cap.
- Has a creamy or fawn cap with glistening particles over the surface on young fruit bodies. These disappear or wash off with age.
- Common Name: Mica ink-cap, Glistening ink-cap
- Found: Grasslands
- Substrate: Berried decaying wood
- Spores: Black
- Height: 100 mm
- Width: 50 mm
- Season: Any time of the year after rain.
- Edible: Yes