Small solitary wasp that produces galls on oaks and other plants.

synonyms: cynipid gall wasp, cynipid wasp, gall wasp.

Dutch: galwesp, hondsvlieg
Polish: galasówka

Fragile mosquito-like flies that produce galls on plants.

synonyms: gall gnat, gall midge.

Polish: pryszczarek

Any of various insects that deposit their eggs in plants causing galls in which the larvae feed.