Peronospora vincae Schröter, 1874

on Vinca

gall

leaves pale, may be disfigured. Underside with a greyish-white down, consisting of 0.5 mm high erect conidiophores that apically several times are dichotomously branching, each terminal branch ending in a conidium.

hostplants

Apocynaceae, monophagous

Vinca herbacea, major, minor.

references

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

mod 30.viii.2017