Peronospora echii (Krieger) Jaczewski, 1931

on Echium

gall

upper side of the leaf often with pale spots. Underside there with a light purplish grey down of erect conidiophores that apically several times are branching, each branch ending in an almost globular conidium.

hostplants

Boraginaceae, oligophagous

Echium plantagineum, vulgare.

references

García-Blázquez, Constantinescu, Tellería & Martín (2007a), Gustavsson (1991a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a).

mod 1.ix.2018