Agaricus clavus Linnaeus, Species Plantarum 2: 1175. 1753.

"Habitat in Nemoribus, inter folia decidua." RCN: 8442.

Type not designated.

Original material: [icon] in Vaillant, Bot. Paris.: 76, t. 11, f. 19, 20. 1727.

Current name: Collybia clavus (L.: Fr.) Bull. ( Tricholomataceae).