Diptera: Cecidomyiidae - gall midge Schizomyia galiorum Photographs on Galium album, Hedge Bedstraw Hosts: Oligophagous on Asperula cynanchica, Cruciata laevipes, Galium album (mollugo), odoratum, verum and Rubia peregrina Galls of Aceria galiobia can appear similar but contain mites

Schizomyia galiorum
Kingston Lacy, Dorset. July 2018