Peronospora swinglei Ellis & Kellerman, 1887

on Salvia

gall

brownish angular leaf spots; at the underside a greyish-purple fungal down, consisting of tree-like conidiophores, each terminal branch ending in a ± globular conidium.

hostplants

Laminaceae, monophagous

Salvia officinalis, pratensis, reflexa, sclarea, verticillata, viridis.

According to Choi ao only on S. reflexa!

notes

Originally a North American species.

references

Brandenburger (1985a: 540), Choi, Shin & Thines (2009a), Doppelbaur & Doppelbaur (1974a), Klenke & Scholler (2015a), Melzer, Pittoni, Poelt & Scheuer (1984a), Müller (1999a), Müller & Kokeš (2008a).

mod 27.xii.2018