Diplocarpon mespili (Sorauer) Sutton, 1980
leaf blight of hawthorn
on Crataegus, etc.
Mespilus germanica, Belgium, prov. Limbourg, Hasselt, Domein Kiewit, 30.ix.2020 © Carina Van Steenwinkel
detail with acervuli
conidia
Cydonia oblonga, Belgium, prov. Limbourg, Kerkhoven, den Tip, 27.viii.2020 © Carina Van Steenwinkel: light infection
leaf spot with acervuli
conidia
conidium
conidium
Cydonia oblonga, Hungary, Mosonmagyaróvár, 17.vii.2020 © László Érsek
detail
section
1.ix.2013, another imago
detail
Crataegus monogyna, Flevoland, Reve-Abbertbos, 25.vi.2018 © Hans Jonkman
parasite
Usually only on the fallen leaves in acervuli strange-looking conidia are formed. Later the teleomorph appears as cup-shaped ascocarps.
host plants
Rosaceae – Malineae, narrowly oligophagous
Cotoneaster integerrimus, tomentosus; Crataegus monogyna; Cydonia oblonga; Eriobotrya japonica; Mespilus germanica.
synonyms
Entomosporium mespili (de Candolle) Saccardo, 1880.
references
Batool, Mukhtar & Butt (2014a), Blumer (1946a), Brandenburger (1985a: 248), Ellis & Ellis (1997a), Ruszkiewicz-Michalska (2006a), Scheuer & Bechter (2012a).