What is "fabavirus"

n. Any of several viruses, of the genus (taxlink Fabavirus genus noshow=1), that are transmitted by aphids, and cause wilt in broad beans and similar plants

Fabavirus is a genus of plant viruses ( plant pathogens) in the order Picornavirales, in the family Secoviridae, in the subfamily Comovirinae. Plants serve as natural hosts. There are currently five species in this genus including the type species Broad bean wilt virus 1.