Hop stunt viroid

Hop stunt viroid
Virus classification
Group:	Viroids
Family:	Pospiviroidae
Genus:	Hostuviroid
Species:	Hop stunt viroid

The hop stunt viroid (abbreviated HSVd) is a viroid species that infects the common hop plant, citrus plants and grapevines, among others. It is a member of the Pospiviroidae family and the Hostuviroid genus. There are quite a few different sub-species of the hop stunt viroid.

Citrus gummy bark viroid
Grapevine viroid
Dapple peach fruit disease viroid
Citrus chachexia viroid
Cucumber pale fruit viroid
Dapple plum and peach fruit disease viroid

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Wikipedia