Plant Viruses Online   

Descriptions and Lists from the VIDE Database

Helenium Y potyvirus

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

HVY

ICTV decimal code

57.0.1.0.029

Host range and symptoms

Natural host range and symptoms

Symptoms persist.
• Helenium amarum hybrids - leaf chlorosis, flower breaking and stunting.

Transmission

Virus transmitted by mechanical inoculation.

Geographical distribution

Spreads in Germany.

Experimental host range

Few (<3) families susceptible.

Diagnostically susceptible host species and symptoms

• Chenopodium album, C. amaranticolor, C. quinoa - chlorotic local lesions; systemic chlorotic spotting and leaf distortion in C. quinoa.
• Gomphrena globosa - chlorotic and, later, necrotic local lesions; no systemic infection.

Diagnostically insusceptible host species

Chrysanthemum segetum, Cucumis sativus, Helianthus annuus, Nicotiana clevelandii, Phaseolus vulgaris.

Maintenance and propagation hosts

Chenopodium album, C. amaranticolor, C. quinoa.

Assay hosts (Local lesions or Whole plants)

Chenopodium quinoa (L or W).

Susceptible host species

• Chenopodium album
• Chenopodium amaranticolor
• Chenopodium quinoa
• Gomphrena globosa
• Helenium amarum
• Helenium amarum hybrids

Insusceptible host species

• Ageratum conyzoides
• Amaranthus caudatus
• Antirrhinum majus
• Apium graveolens
• Arachis hypogaea
• Atriplex hortensis
• Beta vulgaris
• Brassica campestris ssp. rapa
• Brassica oleracea var. capitata
• Capsicum annuum
• Cheiranthus cheiri
• Chrysanthemum segetum
• Citrullus lanatus
• Cucumis sativus
• Cucurbita maxima
• Cucurbita pepo
• Dactylis glomerata
• Dahlia pinnata
• Datura metel
• Daucus carota
• Dianthus barbatus
• Glycine max
• Helianthus annuus
• Hordeum vulgare
• Lactuca sativa
• Lupinus albus
• Lycopersicon pimpinellifolium
• Matthiola incana
• Nicotiana clevelandii
• Nicotiana debneyi
• Nicotiana glutinosa
• Nicotiana megalosiphon
• Nicotiana tabacum
• Ocimum basilicum
• Pastinaca sativa
• Petunia × hybrida
• Phaseolus vulgaris
• Pisum sativum
• Solanum melongena
• Spinacia oleracea
• Tetragonia tetragonioides
• Trifolium hybridum
• Tropaeolum majus
• Verbesina encelioides
• Vicia faba
• Vigna unguiculata
• Zea mays
• Zinnia elegans

Families containing susceptible hosts

• Amaranthaceae (1/2)
• Chenopodiaceae (3/6)
• Compositae (2/9)

Families containing insusceptible hosts

• Amaranthaceae (1/2)
• Caryophyllaceae (1/1)
• Chenopodiaceae (3/6)
• Compositae (7/9)
• Cruciferae (4/4)
• Cucurbitaceae (4/4)
• Gramineae (3/3)
• Labiatae (1/1)
• Leguminosae-Papilionoideae (8/8)
• Scrophulariaceae (1 /1)
• Solanaceae (10/10)
• Tetragoniaceae (1/1)
• Tropaeolaceae (1/1)
• Umbelliferae (3/3)

Physical and biochemical properties

Properties of particles in sap

TIP: 60 °C. DEP: log₁₀ minus 4.

Particle morphology

Virions filamentous; not enveloped; usually flexuous; with a clear modal length.

Cytopathology

Inclusions present in infected cells; are pinwheels; they do not contain virions.

Taxonomy and relationships

Potyvirus: Potyviridae

Virus(es) with serologically related virions

Bean yellow mosaic, lettuce mosaic and potato Y viruses.

Virus(es) with serologically unrelated virions

Bidens mottle, celery mosaic, plum pox, potato A and tulip breaking viruses.

Comments and References

References

• Kuschki, G.H., Koenig, R., Düvel, D. and Kühne, K. (1978). Phytopathology 68: 1407.

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.