Pileus: convex; 45 mm diameter; white; glabrous; neither reddening nor yellowing; margin appendiculate.

Stipe: cylindrical, tapering to base; 45 × 10 mm; white, shining; glabrous; ring 2/3rds up stipe, thin white pendulous.

Gills: free; deep pink to start with, becoming brown and finally black; lamellulae of two lengths present but mostly in only one series intercalated between gills.

Spore print:dark brown.

Spores: ellipsoid; 7.3 - 9.2 × 5.3 - 6.1 µm; germ pore absent; thick walled.

Notes: these medium-sized white fungi with bright pink, free gills when young

are readily recognised as Agaricus.