Plant Parasites of Europe

leafminers, galls and fungi

Peronospora variabilis

Peronospora variabilis Gäumann, 1919

on Chenopodiastrum, Chenopodium

Peronospora variabilis on Chenopodium album

Chenopodium album Dronten © Arnold Grosscurt

Peronospora variabilis on Chenopodium album

Chenopodium album, Belgium, prov. Antwerp, Meerhout © Carina Van Steenwinkel

Peronospora variabilis on Chenopodium album

same leaf, underside

Peronospora variabilis: conidiophores

conidiophores

Peronospora variabilis: conidium

conidium

gall

underside of the leaves with a greyish purple fungal down consisting of vertical conidiophores that apically several times are dichotomously branching, each branch ending upon an elliptic conidium.

host plants

Amaranthaceae, narrowly oligophagous

Chenopodiastrum murale; Chenopodium album, quinoa, stricum, suecicum.

synonyms

Taken by Klenke & Scholler as a synonym of P. chenopodii.

references

Baiswa, Chandra, Kumar ao (2010a), Belbahri, Calmin, Pawlowski & Lefort (2005a), Choi, Constantinescu & Shin (2007a), Choi, Denchev & Shin (2008a), Göker, García-Blázquez, Voglmayr ao (2009a), Göker, Voglmayr, Riethmüller ao (2003a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Kruse (2019a), Müller (2015a), Riethmüller, Voglmayr, Göker ao (2002a), Săvulescu (1948a), Scheuer & Bechter (2012a), Thines, Telle, Ploch & Runge (2009b), Unamuno (1941a, 1942a).

Last modified 21.iv.2020