Betaflexiviridae
Encyclopedia
Betaflexiviridae are single-stranded positive sense RNA
plant viruses, belonging to the order Tymovirales
and thus to group IV of the Baltimore classification of viruses.
RNA
Ribonucleic acid , or RNA, is one of the three major macromolecules that are essential for all known forms of life....
plant viruses, belonging to the order Tymovirales
Tymovirales
The Tymovirales are a newly established order of viruses in the 2009 classification with four genera.This group consists of viruses which have sense single stranded RNA genomes without DNA intermediates.-External links:*ICTV Virus Taxonomy 2009...
and thus to group IV of the Baltimore classification of viruses.
Taxonomy
The Betaflexiviridae family include the following genera:- Genus Capillovirus; type species: Apple stem grooving virusApple stem grooving virusApple stem grooving virus is a plant pathogenic virus of the family Flexiviridae.-External links:**...
- Genus CarlavirusCarlavirusCarlavirus, also known as "Carnation latent virus group" is a genus of virus that infects plants. It contains thirty-five described species and twenty-nine tentative species..-Virology:...
; type species: Carnation latent virusCarnation latent virusCarnation latent virus is a plant pathogenic virus.-External links:**... - Genus Citrivirus;
- Genus Foveavirus; type species: Apple stem pitting virusApple stem pitting virusApple stem pitting virus is a plant pathogenic virus of the family Flexiviridae.-External links:**...
- Genus TrichovirusTrichovirusTrichovirus is a non-enveloped plant pathogenic virus. It is transmitted by mites of the family Eriophyidae, requiring a helper virus for transmission. It is infectious to a number of angiosperm species.-External links:*...
; type species: Apple chlorotic leaf spot virus - Genus Vitivirus; type species: Grape vine virus A