Plant Parasites of Europe

leafminers, galls and fungi

Peronospora lepigoni

Peronospora lepigoni Fuckel, 1863

on Spergularia

Peronospora lepigoni on Spergularia rubra

Spergularia rubra, Belgium, prov. Limbourg, Zelem, Vallei van de Zwarte Beek, Loboskasteel, 3.ix.2019 © Carina Van Steenwinkel

Peronospora lepigoni on Spergularia rubra


Peronospora lepigoni : conidiophores


Peronospora lepigoni : conidiophore


Peronospora lepigoni : conidia

two conidia


leaves pale, may be disfigured. Oospores are formed in the swollen flower buds. Underside with a greyish purple down, consisting of vertical conidiophores that apically several times are dichotomously branching, each branch ending upon a conidium.

host plants

Caryophyllaceae, monophagous

Spergularia marina, media, rubra.


often taken as a junior synonym of P. obovata. Studies by Choi ao show that both are closely related, but separated, species.


Brandenburger (1985a: 97), Buhr (1965a), Choi, Klosterman, Kummer ao (2015a), Doppelbaur, Huber & Poelt (1965a), Jage, Klenke, Kruse ao (2016a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Kruse (2019a), Kummer (2012a), Müller & Kokeš (2008a), Săvulescu (1948a).

Last modified 21.iv.2020