Current Name:Psathyrella umbonata (Peck) A.H. Sm., Mem. N. Y. bot. Gdn 24: 296 (1972)
Synonymy:Psathyra umbonata Peck, Ann. Rep. Reg. N.Y. St. Mus. 50: 106 (1898)Astylospora umbonata (Peck) Murrill [as 'Atylospora'], Mycologia 14(5): 267 (1922)
Position in classification:Psathyrellaceae, Agaricales, Agaricomycetidae, Agaricomycetes, Basidiomycota, Fungi
Synonymy Contributor(s): Kew Mycology (2015)