organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Protoctista Hogg, 1860
     Phylum Plasmodiophoromycota Whittaker (1969), nom. nud. see Phylum Plasmodiophoromycota Doweld (2001)
       Genus Plasmodiophora Woronin, 1878
         Plasmodiophora brassicae Woronin, 1877