Plant Viruses Online   

Descriptions and Lists from the VIDE Database

Horsegram yellow mosaic bigeminivirus

Index

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

Data collated by V. Muniyappa. 1983. Revised 1984. Revised 1989 by D.V.R. Reddy.

Nomenclature

Acronym

HgYMV

ICTV decimal code

29.0.3.0.019

Host range and symptoms

Natural host range and symptoms

Symptoms persist.
• Cajanus cajan, Glycine max, Indigofera hirsuta, Macrotyloma uniflorum, Phaseolus lunatus, P. vulgaris, Vigna mungo, V. radiata - mosaic, mottling and yellowing.

Transmission

Transmitted by a vector; an insect; Bemisia tabaci; Aleyrodidae. Transmitted in a non-persistent manner. Virus not transmitted by mechanical inoculation; not transmitted by contact between plants; not transmitted by seed; not transmitted by pollen.

Geographical distribution

Spreads in India.

Experimental host range

Few (<3) families susceptible.

Diagnostically susceptible host species and symptoms

• Glycine max - systemic mottle, mosaic, pod and seed malformation.
• Macrotyloma uniflorum, Phaseolus lunatus, P. vulgaris - systemic mottle, mosaic, yellowing, pod and seed malformation.

Diagnostically insusceptible host species

Macrotyloma uniflorum cv. BGM.

Assay hosts (Local lesions or Whole plants)

Glycine max (W), Macrotyloma uniflorum (W), Phaseolus lunatus (W), Phaseolus vulgaris (W).

Susceptible host species

• Cajanus cajan
• Clitoria ternatea
• Glycine max
• Indigofera hirsuta
• Macroptilium lathyroides
• Macrotyloma uniflorum
• Phaseolus lunatus
• Phaseolus vulgaris
• Vigna angularis
• Vigna mungo
• Vigna radiata

Insusceptible host species

• Cicer arietinum
• Lablab purpureus
• Lens culinaris
• Lycopersicon esculentum
• Macrotyloma uniflorum (cv. BGM)
• Pisum sativum
• Solanum tuberosum
• Vigna unguiculata

Families containing susceptible hosts

• Leguminosae-Papilionoideae (11/16)

Families containing insusceptible hosts

• Leguminosae-Papilionoideae (6/16)
• Solanaceae (2/2)

Sources of host-range data

Muniyappa et al. (1976; 1977).

Physical and biochemical properties

Particle morphology

Virions geminate; 15-18 nm in diameter; dimers 30 nm in length.

Taxonomy and relationships

bigeminivirus: Geminiviridae

Comments and References

References

• Muniyappa, V., Reddy, D.V.R. and Shivashankar, G. (1976). Mysore J. agric. Sci. 10: 611.
• Muniyappa, V., Setty, B.A.S. and Shivashankar, G. (1977). Indian J. Genet. 37: 488.
• Muniyappa, V., Rajeshwari, R., Bharathan, N., Reddy, D.V.R. and Nolt, B.L. (1987). J. Phytopath. 119: 81.

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.