Peronospora verbenae Braun, Jage, Richter & Zimmermann, 2009

on Verbena

gall

leaves with pale green, here and there also violet, spots. Underside with a grey down of erect conidiophores that apically several times are dichotomously branching, each branch ending in a conidium.

hostplants

Verbenaceae, monophagous

Verbena officinalis, rigida.

references

Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Kruse (2014a).

mod 2.ix.2018