During two collecting trips in a thermophilous frondose wood "Zlodějský háj" near Starý Poddvorov in southern Moravia a find of an interesting Boletus of the group of Boletus erythropus (Fr. ex Fr.) Krombh. has been made. This fungus is described below by the authors as a new subspecies of the mentioned Boletus erythropus.
Dermek A., Kuthan J., Singer R. (1976): An interesting subspecies of Boletus erythropus (Fr. ex Fr.) Krombh. (With colored plate No. 89). – Česká Mykologie 30(1): 1–2.