Umbravirus
Umbravirus is a genus of plant viruses assigned to the family Tombusviridae. The genus has 11 species.
Transmission may be by aphids or mechanical inoculation. The genome is a linear, positive-sense, single-stranded RNA, 4200–6900 nucleotides in length.
Taxonomy
The genus contains the following species, listed by scientific name and followed by their common names:Umbravirus arachidis, Groundnut rosette virusUmbravirus carotae, Carrot mottle mimic virusUmbravirus ethiopiaense, Ethiopian tobacco bushy top virusUmbravirus ixeridii, Ixeridium yellow mottle virus 2Umbravirus lactucae, Lettuce speckles mottle virusUmbravirus maculacarotae, Carrot mottle virusUmbravirus maculae, Tobacco mottle virusUmbravirus nicotianae, Tobacco bushy top virusUmbravirus papaveri, Opium poppy mosaic virusUmbravirus patriniae, Patrinia mild mottle virusUmbravirus pisi, Pea enation mosaic virus 2