Synonymy:
Tricholoma mirabile var. nigrescens Bres., Iconogr. Mycol. 2: 92 (1927)
Leucopaxillus mirabilis var. nigrescens (Bres.) Fontenla & Para, Riv. Micol. 50(3): 233 (2007)
Giacomia mirabilis f. nigrescens (Bres.) Vizzini & Contu, Mycosphere 3(1): 84 (2012)

Position in classification:
Melanoleuca, Melanoleucaceae, Agaricales, Agaricomycetidae, Agaricomycetes, Basidiomycota, Fungi

Note:
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