living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Superkingdom Prokaryotae see Superkingdom Prokarya Kingdom Virus see [unranked] viruses plant viruses [unranked] Nepovirus Group see Genus Nepovirus "Tobacco ringspot virus"ᵀ