Plant Parasites of Europe

leafminers, galls and fungi

Peronospora debaryi

Peronospora debaryi Salmon & Ware, 1929

on Urtica


tips of the shoots unhealthy, with shortened internodes. Underside of the leaves with a greyish-violet fungal cover of 0.5 mm high erect conidiophores that apically several times are branching, each terminal branch ending in a conidium.


Fabaceae, narrowly monophagous

Urtica membranacea, urens.

Not on U. dioica.


Brandenburger (1985a: 77), Buhr (1965a), Dauphin & Aniotsbehere (1997a), Doppelbaur, Huber & Poelt (1965a), García-Blázquez, Constantinescu, Tellería & Martín (2007a), Gustavsson (1991a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Müller & Kokeš (2008a), Mułenko, Kozłowska, Bacigálová ao (2014a), Săvulescu (1948a).

Last modified 21.iv.2020