Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Clade "neomura" Cavalier-Smith 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               Clade neokaryotes Cavalier-Smith 1993 - mitochondrial eukaryotes
                 Clade neozoa Cavalier-Smith 1993
                   Superkingdom Corticata Lankester, 1878
                     Kingdom Chromista Caval.-Sm. (1981) - chromists
                       Subkingdom Harosa Cavalier-Smith, 2010
                         Infrakingdom Halvaria Cavalier-Smith, 2010
                           Superphylum Heterokonta Caval.-Sm. (1981)
                             Phylum Oomycota Arx (1967)
                               Class Peronosporea
                                 Subclass Peronosporidaeᵀ
                                   Order Peronosporalesᵀ
                                     Family Peronosporaceaeᵀ
                                       01 Genus Basidiophora Roze & Cornu (1869)
                                       02 Genus Benua Constant. (1998)
                                       03 Genus Bremia Regel (1843)
                                       04 Genus Eraphthora Telle & Thines (2012)
                                       05 Genus Graminivora Thines & Göker (2006)
                                       06 Genus Hyaloperonospora Constant. (2002)
                                       07 Genus Novotelnova Voglmayr & Constant. (2008)
                                       08 Genus Paraperonospora Constant. (1989)
                                       09 Genus Perofascia Constant. (2002)
                                       10 Genus Peronosporaᵀ Corda (1837)
                                       11.1 Genus Phytophthora de Bary (1876)
                                       11.2 Genus Halophytophthora H.H. Ho & S.C. Jong (1990)
                                       12 Genus Plasmopara J.Schröt. (1886)
                                       13 Genus Plasmoverna Constant., Voglmayr, Fatehi & Thines (2005)
                                       14 Genus Poakatesthia Thines & Göker (2007)
                                       15 Genus Protobremia Voglmayr, Riethm., Göker, Weiss & Oberw. (2004)
                                       16 Genus Pseudoperonospora Rostovzev (1903)
                                       17 Genus Sclerophthora Thirum., C.G. Shaw & Naras. (1953)
                                       18.1 Genus Sclerospora J.Schröt. (1879)
                                       18.2 Genus Peronosclerospora (S.Ito) Hara (1927)
                                       19 Genus Viennotia Göker, Voglmayr, Riethm., M. Weiss & Oberw. (2003)