Venturia pyrina Aderhold,1896
pear scab
on Pyrus
Pyrus communis, Belgium, prov. Limbourg, Kerkhoven, den Tip © Carina Van Steenwinkel
same leaf, underside
detail of a leaf spot
damaged fruit
conidia formation
conidia
gall
During the summer leaf spots develop (also, as “scab” on the fruits) as a superficial mycelium where large masses of asexual conidia are formed. Also on the branches laesions may develop. Sexual reproduction takes place in perithecia that are formed in spring on the overwintered fallen leaves.
host plants
Rosaceae, monophagous
Pyrus communis.
synonyms
Venturia pirina.
references
Brandenburger (1985a: 260), Buhr (1965a), Ellis & Ellis (1997a), Kozłowska, Mułenko & Heluta (2015a), Melgarejo Nárdiz, García-Jiménez, Jordá Gutiérrez ao (2010a), Moret i Benaset & Nadal i Puigdefabregas (1984a), Roques, Cleary, Matsiakh & Eschem (2017a), Roskam (2009a), Ruszkiewicz-Michalska & Połeć (2006a), Tomasi (2003a), Unamuno (1943a).