Plant Viruses Online   

Descriptions and Lists from the VIDE Database

Cactus 2 carlavirus

Index

• Nomenclature
• Host range, transmission and symptoms
• Physical and biochemical properties
• Taxonomy and relationships
• Comments and References

Data collated by A.A. Brunt, 1989.

Nomenclature

Acronym

CV-2

ICTV decimal code

14.0.1.0.004

Host range and symptoms

Natural host range and symptoms

• Cultivated cacti - symptomless.

Transmission

Virus transmitted by mechanical inoculation.

Geographical distribution

Found, but with no evidence of spread, in Germany.

Experimental host range

Few (<3) families susceptible. Experimentally infected plants mostly show no symptoms.

Diagnostically susceptible host species and symptoms

• Chenopodium quinoa - symptomless systemic infection.

Maintenance and propagation hosts

Chenopodium quinoa.

Assay hosts (Local lesions or Whole plants)

Chenopodium quinoa (W).

Susceptible host species

• Cactaceae (cultivated)
• Chenopodium quinoa

Families containing susceptible hosts

• Cactaceae
• Chenopodiaceae (1/1)

Physical and biochemical properties

Particle morphology

Virions filamentous; not enveloped; usually straight; with a clear modal length; of 650 nm.

Taxonomy and relationships

Carlavirus

Virus(es) with serologically related virions

Passiflora latent, potato S, potato M, chrysanthemum B, red clover vein mosaic and carnation latent viruses.

Comments and References

References

• Brandes, J. and Wetter, C. (1959). Virology 8: 99.
• Brandes, J. and Wetter, C. (1963/64). Phytopath. Z. 49: 61.

Cite this publication as: Brunt, A.A., Crabtree, K., Dallwitz, M.J., Gibbs, A.J., Watson, L. and Zurcher, E.J. (eds.) (1996 onwards). `Plant Viruses Online: Descriptions and Lists from the VIDE Database. Version: 20^th August 1996.' URL http://biology.anu.edu.au/Groups/MES/vide/

Dallwitz (1980) and Dallwitz, Paine and Zurcher (1993) should also be cited.