Petuvirus is a genus of viruses, in the family Caulimoviridae order Ortervirales.

Diseases associated with this genus include: plants: chlorotic vein clearing, leaf malformation.

The capsid is round to elongate with icosahedral symmetry and the virus is composed of 16% nucleic acid.

Petuviruses have a buoyant density in CsCl of 1.31 g cm-3 and there are 1 sedimenting component(s) found in purified preparations.

The virus exits the host cell by nuclear pore export, and tubule-guided viral movement.