- Agaricus nanus var. major Cooke

- Pluteus cinereofuscus f. olivaceus (P.D.Orton) Wuilb.

- Pluteus cinerofuscus J.Lange

- Pluteus godeyi J.E.Lange

- Pluteus nanus var. major Cooke

- Pluteus nanus var. major Cooke ex Massee

- Pluteus olivaceus P.D.Orton