Lyophyllum decastes (Fr.) Singer  

Family: Lyophyllaceae

[Agaricus aggregatus Schaeff.,  more, Agaricus decastes Fr., Agaricus decastes var. decastes Fr., Agaricus molybdinus Fr., Agaricus subdecastes Cooke & Massee, Clitocybe aggregata (Schaeff.) Gillet, Clitocybe aggregata f. reducta J.E. Lange, Clitocybe decastes (Fr.) P. Kumm., Clitocybe molybdina (Bull.) P. Kumm., Clitocybe subdecastes (Cooke & Massee) W.G. Sm., Gyrophila aggregata (Schaeff.) Quél., Lyophyllum aggregatum (Schaeff.) Kühner, Tricholoma aggregatum (Schaeff.) Ricken, Tricholoma amplum (Pers.) Rea]