Peronospora alpicola Gäumann, 1923

on Ranunculus

gall

upperside of the leaf with yellow spots. Underside there with a whitish down of high erect conidiophores that apically several times are dichotomously branching, each branch ending upon a conidium.

hostplants

Ranunculaceae, narrowly monophagous

Ranunculus aconitifolius, crenatus, kuepferi, platanifolius, pyrenaeus, seguieri.

Also R. flammula (Müller).

references

Belbahri, Calmin, Pawlowski & Lefort (2005a), Brandenburger (1985a), Buhr (1965a), 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, Scholler & Klenke (2010a), Klenke & Scholler (2015a), Ludwig (1974a), Müller (2015a), Müller & Kokeš (2008a), Mułenko, Kozłowska, Bacigálová ao (2014a), Negrean (1996a,b), Sävulescu (1948a), Voglmayr (2003a).

mod 31.viii.2018