Regnum Mycetoideum
   Class Hyphomycetes Fr. (1821) see Class Monilia A.Rich. (1832)
     Order Inomycetes
       Suborder Byssacei
         Hymenotrichi
           Genus Rhizomorpha Roth (1791), nom. sanct., nom. dub. see Genus Armillaria (Fr.) Staude (1857)