A TAXONOMIC STUDY ON THE JAPANESE SPECIES OF CHAETOMIUM

Abstract

A taxonomic study of the genus Chaetomium in Japan is prepared under the modern criteria. Twenty-four species are described and illustrated, of which fifteen species are isolated from natural sources in the area. The new species, C. gracile, is described. Eleven species are reported for the first time in Japan. These are C. indicum Corda, C. aureum Chivers, C. trilaterale Chivers, C. fusiforme Chivers, C. torulosum Bain., C. murorum Corda, C. atrobrunneum Ames, C. olivaceum Cooke et Ell., C. bostrycodes Zopf, C. cochliodes Palliser, and C. spirale Zopf. A key to the species is included.