ageratum yellow vein virus ageratum yellow vein virus ageratum yellow vein virus is a plant pathogenic virus of the family geminiviridae. ageratum yellow vein virus virus classification (unranked): virus realm: monodnaviria kingdom: shotokuvirae phylum: cressdnaviricota class: repensiviricetes order: geplafuvirales family: geminiviridae genus: begomovirus species: ageratum yellow vein virus synonyms soybean crinkle leaf virus in 2007 a unique strain was found on guam.