vegetable kingdom
   Cryptogams
     Class Thallogens Lindl.
       Alliance Mycetales Berk. (1857) see Kingdom Fungi R.T.Moore (1980)
         Fungales Lindl. see Kingdom Fungi R.T.Moore (1980)
           Sporidiiferi
             Order Physomycetes Berk. (1857) [monotypic]
               Tribe Mucorini Fr.