Virusul latnt al hortensiei

Virusul latnt al hortensiei - Hydrangea latent virus, HdLV, Carlavirus, (Ref. Pop, 2009, TVV, IV, 158). A fost descris prima data la Hydrangea macrophilla in S.U.A. (Allen s.a., 1985, Acta Hort. 164, 85), plantele infectate natural nemanifestand simptome externe. Virionii sunt filamentosi, de regula putin flexuosi, avand o lungime modala clara de 600-700 nm.