The author describes Phellinus ferrugineofuscus (P. Karst.) Bourd., extremely rare in Central Europe, from two Czech-Slovak localities: Western Tatras and Boubín Virgin Forest. The species is usually northern, found in Scandinavia and Estonia. The Boubín site is the southernmost known European locality. A list of European localities based on literature and herbarium records is appended.
Kotlaba F. (1965): The boreal polypore Phellinus ferrugineofuscus (P. karst.) Bourd. collected in Czechoslovakia. – Česká Mykologie 19(1): 21–30.