Plant Parasites of Europe

leafminers, galls and fungi

Peronospora sisymbrii-orientalis

Peronospora sisymbrii-orientalis Gäumann, 1918

on Sisymbrium


leaves pale, may be disfigured. Underside with a greyish white down, consisting of 0.4 mm high erect conidiophores that apically several times are dichotomously branching, each branch ending in a conidium.


Brassicaceae, narrowly monophagous

Sisymbrium orientale.


Brandenburger (1985a), Buhr (1965a), Klenke & Scholler (2015a), Săvulescu (1948a).

Last modified 21.iv.2020