A small, fleshy toothed fungus with white to creamy pilei, crowded non-decurrent spines, and a finely felted stipe.

Cap: 1-4 cm diam., dry, applanate and slightly centrally depressed; finely felted when young, becoming centrally glabrous with felted margins at maturity. Colour white, pallid creamy white, or pallid cream, occasionally with faint shell-pink tints; overmature specimens stained ochraceous or rusty brown. When dried, pileus becomes pallid yellow, yellow-brown, orange-brown, or sometimes dark reddish brown.
Margin: involute when young, thin, entire, often undulate.
Gills: concolorous with pileus, drying orange-brown; sterile margin absent. Spines non-decurrent, but reaching the stipe, to 4 mm long, crowded, subulate, pallid creamy white, often with faint shell-pink tints.
Stipe:central, occasionally eccentric or lateral, 13-30 mm long, ± equal, 2-4 mm diam., solid, finely felted, concolorous with pileus, drying in the same colours.
Flesh: concolorous with exterior.
Context: fleshy, to 1 mm thick, pallid creamy white, azonate, monomitic.
Odour/tast: