Plant Parasites of Europe

leafminers, galls and fungi

Peronospora stachydis

Peronospora stachydis Sydow, 1923

on Stachys


leaves with numerous small violet spots between the veins. Underside with a greyish brown to violet down of erect conidiophores that apically several times are dichotomously branching, each branch ending upon an ovoid conidium.

host plants

Lamiaceae, monophagous

Stachys annua, “betonica”, officinalis, palustris, sylvatica.


Brandenburger (1985a: 543), Chater, Woods, Stringer, ao (2020a), Dietrich (2013a), Doppelbaur, Huber & Poelt (1965a), Gustavsson (1959a), Jage, Kruse, Kummer ao (2013a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Kruse (2014a), Müller & Kokeš (2008a), Săvulescu (1948a).

Last modified 13.xi.2022