Sequivirus

**Definition:** A genus of plant viruses in the family SEQUIVIRIDAE. Transmission is by APHIDS but depends on the presence of a helper protein encoded by the Anthriscus yellow virus, a WAIKAVIRUS. The type species is Parsnip yellow fleck virus (parsnip serotype).

**Tree numbers:** - B04.715.750.750 - B04.820.578.688.2.750