Taxonomy

Realm: Riboviria
Subrealm: -
Kingdom: Orthornavirae
Subkingdom: -
Phylum: Pisuviricota
Class: Pisoniviricetes
Order: Picornavirales
Genus: Cheravirus
Subgenus: -
Species: CCChV*

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Hosts

Main Host: Manihot esculenta
Other Hosts: No details
Host in DRC: Manihot esculenta

Geographic Distribution

Neighboring countries: Tanzania
Provinces (DRC): South Kivu

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Disease Information

Diseases: No details
Symptoms: Severe mosaic symptoms, leaf blistering and deformation, and conspicuous red necrotic spots

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Transmission

Modes: Infected cuttings
Vectors: No details

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Additional Information

Common Name: Cassava Congo Cheravirus (CCChV)
ICTV ID: -
Genome: ssRNA(+)
Status: Present
ViralZone: View

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References

Kwibuka et al, 2026

Taxonomy

Realm: Riboviria
Subrealm: -
Kingdom: Orthornavirae
Subkingdom: -
Phylum: Pisuviricota
Class: Pisoniviricetes
Order: Picornavirales
Genus: Cheravirus
Subgenus: -
Species: CCChV*

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Hosts

Main Host: Manihot esculenta
Other Hosts: No details
Host in DRC: Manihot esculenta

Geographic Distribution

Neighboring countries: Tanzania
Provinces (DRC): South Kivu

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Disease Information

Diseases: No details
Symptoms: Severe mosaic symptoms, leaf blistering and deformation, and conspicuous red necrotic spots

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Transmission

Modes: Infected cuttings
Vectors: No details

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Additional Information

Common Name: Cassava Congo Cheravirus (CCChV)
ICTV ID: -
Genome: ssRNA(+)
Status: Present
ViralZone: View

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References

Kwibuka et al, 2026

Taxonomy

Realm: Riboviria
Subrealm: -
Kingdom: Orthornavirae
Subkingdom: -
Phylum: Pisuviricota
Class: Pisoniviricetes
Order: Picornavirales
Genus: Nepovirus
Subgenus: -
Species: Nepovirus nicotianae

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Hosts

Main Host: Nicotiana tabacum
Other Hosts: Amaranthus retroflexus, Apium graveolens, Capsicum frutescens, Chenopodium album, Chenopodium amaranticolor, Chenopodium capitatum, Chenopodium foetidum, Chenopodium hybridum, Chenopodium murale, Chenopodium quinoa, Cucumis sativus, Cucurbita pepo, Datura stramonium, Fragaria chiloensis, Fragaria vesca, Fragaria virginiana, Glycine max, Gomphrena globosa, Lycopersicon esculentum, Lycopersicon pimpinellifolium, Malus sylvestris, Nicandra physalodes, Nicotiana benthamiana, Nicotiana bigelovii, Nicotiana clevelandii, Nicotiana debneyi, Nicotiana megalosiphon, Nicotiana occidentalis, Nicotiana rustica, Nicotiana sylvestris, Nicotiana tabacum, Pelargonium, Petunia × hybrida, Phaseolus vulgaris, P
Host in DRC: Nicotiana tabacum

Geographic Distribution

Neighboring countries: Zambia
Provinces (DRC): No details

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Disease Information

Diseases: Tobacco Ringspot Disease
Symptoms: Ringspot on leaves, light green/yellow concentric discolouration, stunted growth, dwarfism in severe cases, in some cases, leaf deformity and decreased vigour

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Transmission

Modes: -
Vectors:  nematode; Xiphinema americanum (sensu lato); Dorylamidae

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Additional Information

Common Name: Tobacco Ringspot Virus (TRSV)
ICTV ID: ICTV19710221
Genome: ssRNA(+)
Status: Present
ViralZone: View

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References

Buyckx, 1962 and Bragard et al., 2019