Broad bean wilt virus 1

Broad bean wilt virus 1 is a plant pathogenic virus of the order Picornavirales, family Secoviridae, subfamily Comovirinae, genus Fabavirus.

Description

BBWV was first isolated from broad beans in Australia in 1947, and is transmitted by aphids. Despite its name, BBWV has a wide range of hosts including both monocotyledons and dicotyledons, but mainly the latter. By 1991 177 species in 39 families had been reported as being infected with BBWV. These include perennial bulbous ornamentals such as Narcissus tazetta.

Taxonomy

Broad bean wilt virus 1 is one of two similar species of a total of seven in the genus Fabavirus, the other being Broad bean wilt virus 2. Proposed as a member of the Fabavirus group in 1987, its current taxonomic status was established in 2009 in the 9th report of the ICTV.