A group of related bacilliform, nuclear viruses with a bisegmented negative-sense RNA genome that are transmitted by Brevipalpus mites likely in a circulative-propagative manner were recently classified in the new genus Dichorhavirus, family Rhabdoviridae. These viruses cause localized lesions on leaves, stems, and fruits of economically significant horticultural and ornamental plant species. Among its members, orchid fleck virus, citrus leprosis virus N, and coffee ringspot virus are most prominent. This chapter summarizes the current knowledge about these viruses, available detection techniques, and their interactions with their plant hosts and mite vectors.
Keywords: Brevipalpus mites; Citrus leprosis-associated viruses; Coffee ringspot disease epidemiology; Molecular plant–virus–vector interactions; Plant rhabdoviruses; Virus detection; Virus taxonomy and classification; Virus transmission.
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