Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
   Subphylum Agaricomycotina Doweld (2001)
     Class Agaricomycetes Doweld (2001)
       Order Agaricales Underw. (1899)
         Family Hydnangiaceae Gäum. & C.W.Dodge (1928)
           1 Genus Hydnangium Wallr. (1839)
           2 Genus Laccaria Berk. & Broome (1883)
           3 Genus Maccagnia Mattir. (1922)
           4 Genus Podohydnangium G.W. Beaton, Pegler & T.W.K. Young (1984)