Peronospora sordida Berkeley, 1861

on Scrophularia, ? Veronica

gall

leaves pale, may be disfigured. Underside with a brownish purple down, consisting of 0.6 mm high erect conidiophores that apically several times are dichotomously branching, each branch ending upon an ovoid conidium.

hostplants

Scrophulariaceae, ? monophagous

Scrophularia nodosa, scopolii, umbrosa.

Negrean ao additionally mention Veronica hederifolia and polita; possibly they consider Peronospora agrestis a synonym of sordida.

references

Belbahri, Calmin, Pawlowski & Lefort (2005a), Brandenburger (1985a: 573), Buhr (1965a), Doppelbaur & Doppelbaur (1973a, 1974a), Doppelbaur, Huber & Poelt (1965a), García-Blázquez, Constantinescu, Tellería & Martín (2007a), Göker, García-Blázquez, Voglmayr ao (2009a), Göker, Voglmayr, Riethmüller ao (2003a), Gustavsson (1991a), Jage, Klenke, Kruse ao (2017a), Jage, Kruse, Kummer ao (2013a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2014a), Müller (2015a), Müller & Kokeš (2008a), Mułenko, Kozłowska, Bacigálová ao (2014a), Negrean, Constantinescu & Denchev (2004a), Ruszkiewicz-Michalska (2006a), Săvulescu (1948a), Thines, Telle, Ploch & Runge (2009b), Voglmayr (2003a).

mod 2.ix.2018