Synonymy:
Pholiota erinaceella (Peck) Peck, Bull. N.Y. St. Mus. 122: 152 (1908)
Phaeomarasmius erinaceellus (Peck) Singer [as 'erinaceella'], Lilloa 22: 577 (1951) [1949]
Flocculina erinaceella (Peck) P.D. Orton, Trans. Br. mycol. Soc. 43(2): 175 (1960)

Agaricus detersibilis Peck, Ann. Rep. N.Y. St. Mus. nat. Hist. 28: 49 (1876) [1875]
Agaricus erinaceellus Peck, Ann. Rep. N.Y. St. Mus. nat. Hist. 30: 70 (1878) [1877]
Pholiota detersibilis Sacc., Syll. Fung. (Abellini) 5: 750 (1887)

Position in classification:
Flammulaster, Tubariaceae, Agaricales, Agaricomycetidae, Agaricomycetes, Basidiomycota, Fungi

Note:
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