Many ascomycetes were collected at Mt.Unjang, Pyonsan penisula national park, Mt.Moak Chonbuk provincial park, Daea-ri hebarium and Mt.Whaam from August 1996 to October 1999. They were identified. According to the resulting, Lanzia echinophila, Discina parma, Hypomyces auranticus, Helotium versicolor, Cordyceps militaris f. albino, Isaria sinclairii are newly to Korea. They were designed Korean common names by author.