Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         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 discaria Cavalier-Smith, 2021
                 Clade natates Cavalier-Smith, 2021
                   Clade photaria Cavalier-Smith, 2021
                     Clade eucorta Cavalier-Smith, 2021
                       Superkingdom Corticata Lankester, 1878 - corticates
                         Kingdom Chromista Caval.-Sm. (1981) - chromists
                           Subkingdom Harosa Cavalier-Smith, 2010
                             Clade Sar Adl et al. 2012 [Simpson & Dunthorn 2020]
                               Infrakingdom Halvaria Cavalier-Smith, 2010
                                 Superphylum Heterokonta Caval.-Sm. (1986)
                                   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)