Peronospora honckenyae (Sydow & Sydow) Sydow, 1923

on Honckenya

gall

development of the plant systemically disturbed; upperside of the lef with yellow spots. Underside there with a thin down of 0.5 mm high erect conidiophores that apically several times are dichotomously branching, each branch ending in a conidium.

hostplants

Caryophyllaceae, monophagous

Honckenya peploides.

references

Brandenburger (1985a: 100), Buhr (1964b), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Müller & Kokeš (2008a).

mod 1.ix.2018