Peronospora asperuginis Schröter, 1886

on Asperugo

gall

upper side of the leaf with pale spots. Underside there with a brownish purple down of erect conidiophores that apically several times are dichotomously branching, each branch ending in a conidium.

host plants

Boraginaceae, monophagous

Asperugo procumbens.

references

Brandenburger (1985a: 517), Göker, García-Blázquez, Voglmayr ao (2009a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Müller (2015a), Müller & Kokeš (2008a), Negrean, Constantinescu & Denchev (2004a), Săvulescu (1948a), Voglmayr (2003a).