Peronospora symphyti Gäumann, 1923

on Symphytum

gall

Underside of the leaves with a
a brown fungal cover of 0.3-1.2 mm high erect conidiophores that apically several times are branching, each branch ending upon a globular conidium.

hostplants

Boraginaceae, monophagous

Symphytum officinale, tuberosum.

references

Brandenburger (1985a), Doppelbaur, Huber & Poelt (1965a), García-Blázquez, Constantinescu, Tellería & Martín (2007a), Gustavsson (1991a), Hafellner (1980a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Müller & Kokeš (2008a), Negrean (1995a), Săvulescu (1948a), Scheuer & Bechter (2012a).

mod 2.ix.2018