Peronospora parva Gäumann, 1926

on Myosoton, Stellaria

gall

leaves pale, may be disfigured. Underside with a greyish-violet down, consisting of 0.4 mm high erect conidiophores that apically several times are dichotomously branching, each terminal branch ending in a conidium.

hostplants

Caryophyllaceae, narrowly oligophagous

Myosoton aquaticum; Stellaria alsine, calycantha, graminea, holostea.

references

Belbahri, Calmin, Pawlowski & Lefort (2005a), Brandenburger (1985a: 103), Buhr (1965a), Doppelbaur & Doppelbaur (1974a), Doppelbaur, Huber & Poelt (1965a), Göker, García-Blázquez, Voglmayr ao (2009a), Jage, Klenke, Kruse ao (2017a), Jage, Kruse, Kummer ao (2013a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2014a), Müller (2015a), Müller & Kokeš (2008a), Săvulescu (1948a), Tomasi (2014a), Voglmayr (2003a).

mod 1.ix.2018