How to identify it?
Cap
Cap 0.5-2.5 cm across, conical to bell-shaped, flattening in age; dark purple in the center, fading to pale lilac at the margins; surface dry, smooth. Flesh thin, pliant, initially purplish-gray, becoming pale lilac to white in age. Odour and taste not distinctive.
Gills
Gills adnexed to narrowly adnate, pallid to grayish, close, with dark grayish purple edges.

Scientific Classification

Phylum
Club fungi Class
Mushroom-forming fungi Order
Gilled fungi Family
Bonnet mushrooms Genus
Bonnets Species
Purple edge bonnet