tobacco leaf curl virus tobacco leaf curl virus tobacco leaf curl viruses (tlcv) are several species of plant pathogenic viruses in the genus begomovirus. tobacco leaf curl viruses scientific classification (unranked): virus realm: monodnaviria kingdom: shotokuvirae phylum: cressdnaviricota class: repensiviricetes order: geplafuvirales family: geminiviridae genus: begomovirus groups included tobacco leaf curl cuba virus tobacco leaf curl pusa virus tobacco leaf curl thailand virus tobacco leaf curl yunnan virus tobacco leaf curl zimbabwe virus cladistically included but traditionally excluded taxa the other 404 species of begomovirus