Peronospora arabidis-turritae Gäumann, 1918
on Pseudoturritis
gall
the plant is disfigured, leaves are small, pale, their margins bent downwards. Underside of the leaves with a thin greyish-white bloom of fungus, consisting of vertical, apically several times dichotomously branched conidiophores.
hostplants
Brassicaceae, narrowly monophahous
Pseudoturritis turrita (= Arabis t.).
references
Brandenburger (1985a), Buhr (1964b), Klenke & Scholler (2015a), Săvulescu (1948a).