Peronospora thlaspeos-alpestris Gäumann, 1918

on Noccaea

gall

leaves pale, may be disfigured. Underside with a thin fungal down, consisting of 0.3 mm high erect conidiophores that apically several times are dichotomously branching, each branch ending upon an ovoid conidium.

hostplants

Brassicaceae, monophagous

Noccaea brachypetala (= Thlaspi alpestre), caerulescens.

references

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

mod 27.viii.2017