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]
           ?"viruses"
             ["plant viruses"]
               [[unranked] Luteovirus Group] see Family Luteoviridae
                 1 ?"bean leaf roll virus"
                 1 ?"cotton Anthocyanosis Virus"
                 1 ?"Filaree red leaf virus"
                 1 ?"Physalis Mild Chlorosis Virus"
                 1 ?["potato leaf roll virus"] see Potato leafroll virus
                 1 ?"strawberry Mild Yellow Edge Virus"
                 1 ?"turnip latent virus"
                 2 "barley yellow dwarf virus"ᵀ