A molecular phylogenetic study of selected species of three sub-genera of the genus Cordyceps was undertaken, along with representatives of the genera Akanthomyces, Aschersonia, Gibellula, Hymenostilbe, Hypocrella, Nomuraea, and Torrubiella, to examine their inter-relationship. Phylogenetic analyses of the data indicated that the Clavicipitaceae form a monophy|etic group within the Hypocreales,...