Discogloeum veronicae (Libert) Petrak, 1929
on Veronica
Veronica persica, Belgium, prov. Liège, Thier de Lanaye, 16.iv.2019 © Carina Van Steenwinkel
the leaf spots are conspicuously small
also on the stems
conidia
some conidia clearly have two oil droplets
conidia, high magnification
parasite
Leaf spots tiny, roundish. Conidia 3-5 x 14-20 µm, cylindric, with rounded apices, partly biguttulate.
host plants
Plantaginaceae, monophagous
Veronica austriaca subsp. teucrium, hederifolia, officinalis, persica, spicata.
distribution within Europe
references
Brandenburger (1985a: 578), Ellis & Ellis (1997a), Grove (1937a), Kruse (2019a), Ruszkiewicz-Michalska (2006a).