Plant Parasites of Europe

leafminers, galls and fungi

Peronospora parvula

Peronospora parvula Schneider

on Isopyrum


Leaf yellowed. Underside with a very loose whitish fungal down of erect conidiophores that apically several times are dichotomously branching, each branch ending in an acute tip bearing a conidium. The conidia don’t have a papilla.


Ranunculaceae, monofaag

Isopyrum thalictroides.


Brandenburger (1985a), Klenke & Scholler (2015a).

Last modified 21.iv.2020