Diptera: Cecidomyiidae - gall midge Dasineura ulmaria Photographs on Filipendula ulmaria, Meadowsweet Host: Filipendula ulmaria Upper surface of leaf with smooth green to reddish swellings, lower surface with hairy, conical projections. Larvae are solitary, yellowish, two to three generations a year. Pupation within gall Similar: D. engstfeldi; pleat-like swellings, hairy indentations below. Larvae white becoming pinkish. D. pustulans; small swelling surrounded by pale patch, depression below containing a translucent white larva

Dasineura ulmaria
Kingston Lacy, Dorset. August 2017. Larva May 2018