Pileus (Cap): 15-28 mm, semiglobate, campanulate to convex, hardly expanding, margin often torn and pedaled, smooth not viscid, and slightly wrinkled and pitted with age. Dark grey-brown drying whitish.
Lamellae (Gills): Ventricose-adnate, 5 mm broad, crowded and grey to olivaceous black with distinct white edges.
Stipe (Stem): 4-6.5 cm x 2-3 mm, cylindrical, fistulose and punctate-pruinose from apex to 1/3 towards base, downwards slightly fibrillose, reddish-brown and greyish. bluish at base.
Microscopic features: Black in deposit, 12-14 x 8-10 x 6-7.5 microns. elliptical.
Season: In the spring or during the rainy seasons.
Habitat and Distribution: North Africa and Hawaii, Spain and Switzerland. Preferably the dung of buffalo and cattle, sometimes in manured soil, but rare. Originally only know of from Morocco, Africa and then from Hawaii, a recent discovery of this mushroom in abundance appeared in a lawn of a Churchyard of Belp near Bern, Switzerland. Additionally it has once been found in spain. SteveMO Occurrence Map