Peronospora corydalis de Bary, 1863

on Corydalis, Pseudofumaria

Corydalis solida, Belgium, prov. Liege, Plombières, Haldes calaminaires de Plombières, 1.v.2019 © Carina Van Steenwinkel: down on the leaves

conidiophore

conidiophores, terminal branching

gall

upper side of the leaves with paled, slightly embossed patches; at the underside a greyish purple fungal bloom, consisting of erect, distally several times dichotomously branched conidiophores. The conidia measure 16-18 x 20-23 µm.

host plants

Papaveraceae, oligofaag

Corydalis, x campylochila, nobilis, pumila, solida; Pseudofumaria alba.

The reference to Glaucium corniculatum by García-Blázquez ao probably applies to Peronospora glaucii.

references

Brandenburger (1985a), Buhr (1964b), Choi, Constantinescu &; Shin (2007a), Choi, Denchev & Shin (2008a), Doppelbaur, Huber & Poelt (1965a), García-Blázquez, Constantinescu, Tellería & Martín (2007a), Göker, García-Blázquez, Voglmayr ao (2009a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a). Kruse (2019a), Melzer, Pittoni, Poelt & Scheuer (1984a), Müller (2015a), Müller & Kokeš (2008a), Ruszkiewicz-Michalska (2006a), Săvulescu (1948a).