Peronospora flava Gäumann, 1923

on Linaria

Peronospora flava  on Linaria vulgaris

Linaria vulgaris, Belgium, prov. Antwerp, Mol © Carina Van Steenwinkel

Peronospora flava  on Linaria vulgaris

down

Peronospora flava: conidiophore

conidiophore

Peronospora flava: conidia

conidia

gall

upperside of the leaves with paled, slightly embossed patches; at the underside a greyish purple fungal down, consisting of erect, distally repeatedly, dichotomously branching conidiophores. The conidia measure 15-24 x 27-43 µm.

hostplants

Plantaginaceae, monophagous

Linaria ? repens, vulgaris.

references

Belbahri, Calmin, Pawlowski & Lefort (2005a), Brandenburger (1985a), Doppelbaur, Huber & Poelt (1965a), Göker, García-Blázquez, Voglmayr ao (2009a), Jage, Klenke, Kruse ao (2016a), Jage, Kruse, Kummer ao (2013a), Klenke & Scholler (2015a), Müller (2015a), Müller & Kokeš (2008a), Săvulescu (1948a), Voglmayr (2003a).

20/05/2017

pub 20.v.2017 · mod 13.viii.2017