Malus sylvestris, Germany, Eifel, Heimbach © Arnold Grosscurt
the somewhat enlarged flower buds are dried and light brown, the inner parts are gone. Inside a single weevil larva or pupa. The gall does not drop off, but remains on the tree.
Rsaceae, narrowly oligophagous
only occasionally on pear.
young, not yet browned galls can easily be mistaken for an infestation by Argyresthia curvella.
Buhr (1964a, 1965a), Dauphin & Aniotsbehere (1997a), Redfern & Shirley (2011a), Rheinheimer & Hassler (2020a), Roskam (2009a).