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Symptoms induced by Dahlia mosaic virus (DMV) in dahlia. The typical (and common) symptom of DMV infection is mosaic on foliage (left). Other symptoms include chlorosis along the veins which may spread to the entire leaf and with age, the entire foliage of an infected plant may show severe chlorosis (right).
H.R. Pappu and S.D. Wyatt
Department of Plant Pathology, Washington State University
PO Box 646430, Pullman, WA 99164-6430
hrp@wsu.edu
Host: Dahlia pinnata, dahlia
Disease name: Dahlia mosaic
Pathogen name: Dahlia mosaic virus (DMV; genus Caulimovirus)
These plants are of different ages, and the cultivars are not known. They are infected by different isolates of DMV. Little is known about the strains of DMV.
APS publication number: IW000032
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