One of the nice things about taxonomists is that, even after 30 years as a virologist, they continue to entertain me by coming up with new names :-)
"Monopartite begomoviruses (genus Begomovirus, family Geminiviridae) that infect sweet potato (Ipomoea batatas) around the world are known as sweepoviruses."
Sweepoviruses Cause Disease in Sweet Potato and Related Ipomoea spp.: Fulfilling Koch's Postulates for a Divergent Group in the Genus Begomovirus. (2011) PLoS ONE 6(11): e27329. doi:10.1371/journal.pone.0027329 http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0027329