[viruses]
   Realm Riboviria
     Family Tombusviridae
       Subfamily Calvusvirinae [monotypic]
         Genus Umbravirus
           1 Carrot mottle mimic virus
           2 Carrot mottle virusᵀ
           3 Ethiopian tobacco bushy top virus
           4 Groundnut rosette virus
           5 Lettuce speckles mottle virus
           6 Opium poppy mosaic virus
           7 Pea enation mosaic virus 2
           8 Tobacco bushy top virus
           9 Tobacco mottle virus