oidiodendron fuscum oidiodendron fuscum oidiodendron fuscum is a species of the genus of oidiodendron. oidiodendron fuscum produces the antibiotic fuscin. oidiodendron fuscum scientific classification kingdom: fungi division: ascomycota class: eurotiomycetes order: onygenales family: myxotrichaceae genus: oidiodendron species: o. fuscum binomial name oidiodendron fuscumrobak (1932)