Species Delimitation in Taxonomically Difficult Fungi: The Case of Hymenogaster Stielow, Benjamin ; Bratek, Zoltan ; Orczán, Akos Kund I. ; Rudnoy, Szabolcs ; Hensel, Gunnar ; Hoffmann, Peter ; Klenk, Hans-Peter ; Göker, Markus Abstract Publication: PLoS ONE Pub Date: January 2011 DOI: 10.1371/journal.pone.0015614 Bibcode: 2011PLoSO...615614S