Synonymy: Psilocybe macquariensis(Singer) E. Horak, Arctic and Alpine Mycology, First International Symposium on Arcto-Alpine Mycology, 1980 (Seattle): 87 (1982)
Position in classification: Psathyrellaceae, Agaricales, Agaricomycetidae, Agaricomycetes, Basidiomycota, Fungi