vegetable kingdom
   Cryptogams
     Class Thallogens Lindl.
       Alliance Mycetales Berk. (1857) see Kingdom Fungi R.T.Moore (1980)
         Lichenales Lindl.
           Order Gymnocarpei Schrad.
             1 Tribe Caliciei Fr.
             2 Tribe Glyphidei Fr.
             3 Tribe Graphidei Fr.
             4 Tribe Pyxinei Fr.
             5 Tribe Coccocarpei Mont.
             6 Tribe Collemacei Fr.
             7 Tribe Lecidinei Fr.
             8 Tribe Parmeliacei Fr.