Plant Parasites of Europe

leafminers, galls and fungi

Peronospora valerianae

Peronospora valerianae Trail, 1889

on Valeriana


leaves with pale spots. Underside with a greyish-violet down, consisting of erect conidiophores that apically several times are dichotomously branching, each terminal branch ending upon an ovoid conidium.


Caprifoliaceae, monophagous

Valeriana dioica, officinalis, tripteris.


Brandenburger (1985a), Doppelbaur & Doppelbaur (1974a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Săvulescu (1948a).

Last modified 21.iv.2020