Coprinus macrocephalus (Berk.) Berk. (illustrated 50% life size) Cap 1–3cm high, cylindrical to conical at first, then expanding to broadly bell-shaped or flat; white, becoming grey, often buff at the centre; covered in coarse fibres, which break up into buff-coloured scales. Stem 40–190×2–7mm; translucent white. Flesh smell none. Gills free; white at first, soon becoming black and deliquescing. Spores 11–14×7.5–8.5¼, elliptical. Spore print violaceous-black. Habitat on dung-heaps and rotting straw, also on pheasant feed; all year round. Uncommon. Unknown edibility.