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Pyricularia grisea (Sacc.) Sacc. 1880 (anamorph)
The fungus is pathogenic to grasses of the genus Digitaria. Until 2002 this name has been used for the rice blast fungus (which has a wide variety of other graminaceous hosts, e.g. causing gray leaf spot on turf grass). The confusion among plant pathologists over what is the correct name for the rice blast pathogen has persisted in the scientific literature since the study by Couch and Kohn (2002).