Diet Overlap

Liriomyza centaureae
Urophora quadrifasciata (Four-barred Knapweed Gall Fly)

Common Diet

Centaurea jacea (Brown Knapweed)
Centaurea nigra (Lesser Knapweed)

Common Habitat

Fenland

Attributes / relations provided by
1Biological Records Centre Database of Insects and their Food Plants