Peronospora echinospermi Swingle, 1892

on Hackelia, Lappula

gall

leaves with brownish spots; at the underside a greyish brown fungal down, consisting of erect, distally several times dichotomously branching conidiophores.

hostplants

Boraginaceae, narrowly oligophagous

Hackelia deflexa; Lappula marginata, squarrosa.

references

Brandenburger (1985a: 520), García-Blázquez, Constantinescu, Tellería & Martín (2007a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Müller & Kokeš (2008a), Negrean & Denchev (2000a), Săvulescu (1948a).

mod 1.ix.2018