Mycosphaerella ulmi Klebahn, 1902
on Ulmus
Ulmus x hollandica, Wouwsche Plantage: under- and upperside. The white spots at the underside of te leaf are conidial masses (perhaps a bit washed out by the rain of the day before).
Ulmus spec., Belgium, prov. Flemish Brabant, Diest, Wallen © Carina Van Steenwinkel
extruded conidia mass
conidia
host plants
Ulmaceae, monophagous
Ulmus x hollandica ….
synonyms
Phloeospora ulmi (Fries) Wallroth, 1833); Septoria ulmi Fries, 1819.
references
Brandenburger (1985a), Ellis & Ellis (1997), Jage, Kruse, Kummer ao (2013a), Jage, Scholler & Klenke (2010a), Kruse (2014a), Quaedvlieg, Verkley, Shin ao (2013a).
mod 2.vi.2018