Current Name:Psathyrella petasiformis Murrill, Mycologia 14(5): 276 (1922)
Synonymy:Naematoloma petasiforme (Murrill) A.H. Sm., Mycologia 40(6): 694 (1948)
Position in classification:Psathyrellaceae, Agaricales, Agaricomycetidae, Agaricomycetes, Basidiomycota, Fungi
Synonymy Contributor(s): Kew Mycology (2015)