Peronospora agrostemmatis (von Thümen) Gäumann, 1923

on Agrostemma

gall

leaves with pale spots. Underside with a brownish-violet down, consisting of 0.5 mm high erect conidiophores that apically several times are dichotomously branching, each terminal branch ending in a conidium.

hostplants

Caryophyllaceae, monophagous

Agrostemma githago.

references

Brandenburger (1985a: 104), Doppelbaur, Huber & Poelt (1965a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Müller & Kokeš (2008a), Sävulescu (1948a).

mod 31.viii.2018