Peronospora centranthi Massenot, 1968
on Centranthus
gall
upper side of the leaf with pale, eventually brown, spots. Underside there with a greyish white down of erect conidiophores that apically several times are branching, each branch ending in a ± globular conidium.
host plants
Caprifoliaceae, monophagous
Centranthus ruber.
references
Brandenburger (1985a: 594), Klenke & Scholler (2015a).