Hyaloperonospora isatidis (Gäumann) Göker, Riethmüller, Voglmayr, Weiß & Oberwinkler, 2004

on Isatis

gall

The entire plant is disfigured. Upperside of the leaves locally bleached and galled; at the corresponding underside a greyish-white fungal bloom consisting of erect, distally strongly branched conidiophores. In the plant tissue locally oospores are formed, and particularly there galling occurs.

hostplants

Brassicaceae, monophagous

Isatis tinctoria.

synonyms

Peronospora isatidis Gäumann, 1918.

references

Brandenburger (1985a: 199), Göker, Riethmüller, Voglmayr ao (2004a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Kruse (2014a), Müller & Kokeš (2008a), Săvulescu (1948a).

mod 31.viii.2018