Camphorosma
Dichotomous table for leafminers
1a fleck mine: Coleophora macrobiella
1b galls, etc => Tables for all parasites per species
Small, squat cases in the inflorescence are of another species, C. punctulatella, that feeds on the developing fruits – not a miner.
Not included in the key: Coleophora ucrainae; Scrobipalpa ocellatella