Andricus vindobonensis Müllner, 1901
on Quercus

Quercus cerris, gall (from Houard, 1908a)
gall
4-6 mm long, cylindrical, sausage shaped, curved catkin gall. The surface has length grooves and bears simple or stellate hairs. In the gall chamber a yellowish white inner gall. Often two, sometimes three, more of less coalesced galls in one flower.
host plants
Fagaceae, narrowly monophagous
Quercus cerris, ithaburensis.
notes
Only the sexual generation is known.
references
Buhr (1965a), Kwast (2012a), Melika (2006a), Melika, Csóka & Pujade-Villar (2000a), Shachar, Melika, Inbar & Dorchin (2018a).