Plant Viruses Online   

Descriptions and Lists from the VIDE Database

Horseradish latent caulimovirus

Index

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

Data collated by A.A. Brunt, 1991.

Nomenclature

Acronym

HRLV

ICTV decimal code

15.0.1.0.007

Host range and symptoms

Natural host range and symptoms

• Armoracia rusticana - no conspicuous symptoms in American cultivars.

Transmission

Transmitted by a vector; an insect; Myzus persicae; Aphididae. Virus transmitted by mechanical inoculation.

Geographical distribution

Spreads in Denmark.

Experimental host range

Few (<3) families susceptible.

Diagnostically susceptible host species and symptoms

• Brassica campestris ssp. rapa - local chlorotic lesions; mild systemic chlorotic mottling and faint chlorotic banding of main veins.
• Matthiola incana - mild chlorotic mottling of systemically infected leaves.

Diagnostically insusceptible host species

Beta vulgaris, Chenopodium quinoa, Cucumis sativus, Nicotiana tabacum, Phaseolus vulgaris.

Maintenance and propagation hosts

Brassica campestris cv. Just Right.

Assay hosts (Local lesions or Whole plants)

Brassica campestris cv. Just Right (W).

Susceptible host species

• Armoracia rusticana
• Brassica campestris
• Brassica campestris ssp. napus
• Brassica campestris ssp. pekinensis
• Brassica campestris ssp. rapa
• Malus sylvestris
• Matthiola incana

Insusceptible host species

• Beta vulgaris
• Brassica juncea
• Chenopodium amaranticolor
• Chenopodium quinoa
• Cucumis melo
• Cucumis sativus
• Datura stramonium
• Lactuca sativa
• Lycopersicon esculentum
• Nicotiana bigelovii
• Nicotiana glutinosa
• Nicotiana tabacum
• Phaseolus vulgaris
• Pisum sativum
• Vigna unguiculata
• Zinnia elegans

Families containing susceptible hosts

• Cruciferae (6/7)
• Rosaceae (1/1)

Families containing insusceptible hosts

• Chenopodiaceae (3/3)
• Compositae (2/2)
• Cruciferae (1/7)
• Cucurbitaceae (2/2)
• Leguminosae-Papilionoideae (3/3)
• Solanaceae (5/5)

Sources of host-range data

Richins and Shepherd (1986).

Purification method

Richins and Shepherd (1986).

Physical and biochemical properties

Particle morphology

Virions isometric; not enveloped; 50 nm in diameter; rounded in profile.

Physical properties

One sedimenting component in purified preparations; sedimentation coefficient 200 S.

Biochemical properties

Genome consists of DNA; double-stranded; circular and linear. Total genome size 8.031 kb (pairs). Genome unipartite; largest (or only) genome part 8.031 kb (pairs).

Features of proteins

Virion protein(s) one; M_r 40000.

Taxonomy and relationships

Caulimovirus

Virus(es) with serologically related virions

Cauliflower mosaic virus.

Comments and References

References

• Richins, R.D. and Shepherd, R.J. (1986). Phytopathology 76: 749.
• Shalla, T.A., Shepherd, R.J. and Peterson, L.J. (1980). Virology 102: 381.

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.