Plant Parasites of Europe

leafminers, galls and fungi

Peronospora trifoliorum

Peronospora trifoliorum de Bary, 1863

on Trifolium

gall

tips of the shoots unhealthy, with shortened internodes. Underside of the leaves with a greyish white to purplish-brown fungal cover of 0.7 mm high erect conidiophores that apically several times are branching, each branch ending upon a conidium.

host plants

Fabaceae, monophagous

Trifolium alpestre, incarnatum, medium, montanum, repens, resupinatum, rubens.

synonyms

trifolii-alpestris Gäumann, 1923; trifolii-repentis (Thümen) Sydow, 1923 (synonymy according to Klenke & Scholler).

However, thee analysis by García-Blázquez (2008a) does show indeed three groups: P. trifoliorum (only on T. medium), P. trifolii-alpestris (T. alpestre, striatum) and P. trifolii-repentis (T. repens).

references

Brandenburger (1985a: 316), Buhr (1964b, 1965a), Doppelbaur & Doppelbaur (1973a, 1974a), Doppelbaur, Huber & Poelt (1965a), García-Blázquez, Constantinescu, Tellería & Martín (2007a), García-Blázquez, Göker Voglmayr ao (2008a), Göker, García-Blázquez, Voglmayr ao (2009a), Göker, Voglmayr, Riethmüller ao (2003a), Gustavsson (1991a), Hafellner (1980a), Jage, Klenke, Kruse ao (2017a), Jage, Kruse, Kummer ao (2013a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2019a), Kruse, Thiel, Beenken ao (2018d), Müller (2015a), Müller & Kokeš (2008a), Mułenko, Kozłowska, Bacigálová ao (2014a), Negrean, Constantinescu & Denchev (2004a), Özaslan, Hüseyin & Erdogdu (2014a), Riethmüller, Voglmayr, Göker ao (2002a), Ruszkiewicz-Michalska (2006a), Săvulescu (1948a), Thines, Telle, Ploch & Runge (2009b), Tomasi (2014a), Voglmayr (2003a).

Last modified 21.iv.2020