Allexivirus (genus)

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EM image of virions of Shallot virus X (click on image to enlarge it)
Author(s): Jan F. Kreuze et al.
Source: Journal of General Virology 101 (7) art. 1436)


The members of this genus of plant viruses are similar to Shallot virus X. They have a restricted host range among Allium species, reflected in the name, and cause mosaic and ringspot diseases. They can be transmitted mechanically and by eriophyid mites. The particles are flexuous, filamentous, 800 nm long and 12 nm in diameter. The genome consists of linear single-stranded positive sensed RNA, with about 9 kb and 6 open reading frames.

Currently, the following species have been entered into the system: