Plasmopara praetermissa Voglmayr, Fatehi & Constantinescu, 2006

on Geranium

gall

yellowish to violet leaf spots; at he underside a down of erect, 100-220 µm long conidiophores that apically bear 1-3 diverging branches, each one gain repeatedly bifurcating. endings terminating in a broadly elliptical conidium (sporangium). The lower half of the conidiophore is generally thicker than the upper half, and separated from it by a plug. Voglmayr, Fatehi & Constantinescu (2006a) present a detailed description.

host plants

Geraniaceae, narrowly monophagous

Geranium richardsonii, sylvaticum.

Occasionally also G. albiflorum, palustre, en viscosissimum.

references

Jage, Klenke, Kruse ao (2017a), Jage, Scholler & Klenke (2010a), Klenke & Scholler (2015a), Kruse (2019a), Kruse, Thines & Choi (2016a), Mułenko, Kozłowska, Bacigálová ao (2014a), Mułenko, Kozłowska, Bacigálová ao (2014a), Voglmayr, Fatehi & Constantinescu (2006a).

mod 28.vii.2019