Pileus: convex, spherical or reniform; 5 – 85 mm diameter: glabrous; undulate to reticulate; white; translucent.

Stipe: lateral or absent; 5 × 1 – 6 mm when present;glabrous; white.

Pores: polygonal; white; 1 – 3 per mm..

Flesh: white.

Spore print: white.                       

Spores: ellipsoid; 7.5 – 10× 5 – 7 µm, smooth.

Notes: this species is recognized by its white pustulose cap, lateral attachment to its substrate and polygonal white pores.