Peronospora galii-rubioidis Săvulescu & Rayss, 1932

on Galium

gall

upperside of the leaves with pale spots; at the underside a greyish purple fungal bloom, consisting of vertical, distally strongly branched conidiophores.

hostplants

Rubiaceae, narrowly monofaag

Galium rubioides.

references

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