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] Potyvirus Group] see Family Potyviridae
                 1 ?"Azuki bean mosaic virus"
                 1 ?"bearded iris mosaic virus"
                 1 ?"carrot Mosaic Virus"
                 1 ?"Desmodium Mosaic Virus"
                 1 ?"Freesia mosaic virus"
                 1 ?"Gloriosa stripe mosaic virus"
                 1 ?"Malva Vein Clearing Virus"
                 1 ?"Narcissus Yellow Stripe Virus"
                 1 ?"Reed Canary Mosaic Virus"
                 1 ?"tobacco vein mottle virus"
                 1 ?"Wisteria Vein Mosaic Virus"
                 2 "bean common mosaic virus"
                 2 "bean yellow mosaic virus"
                 2 "beet mosaic virus"
                 2 "Bidens mottle virus"
                 2 "carnation vein mottle virus"
                 2 "celery mosaic virus"
                 2 "clover yellow vein virus"
                 2 "cocksfoot streak virus"
                 2 "Colombian datura virus"
                 2 "Dasheen Mosaic Virus"
                 2 "Henbane mosaic virus"
                 2 "Hippeastrum Mosaic Virus"
                 2 "Iris mild mosaic virus"
                 2 "passionfruit Woodiness Virus"
                 2 "pea necrosis virus"