Plasmopara ribicola Schröter, 1888

on Ribes

gall

upper side of the leaves with yellow, eventually brown spots. Underside with a greyish white fungal down of erect conidiophores that apically bear a few short branches, each one ending upon a colourless conidium.

hostplants

Grossulariaceae, monophagous

Ribes nigrum, rubrum, uva-crispa.

references

Brandenburger (1985a), Doppelbaur, Huber & Poelt (1965a), Klenke & Scholler (2015a).

mod 30.viii.2017