Diet Overlap

Urophora quadrifasciata (Four-barred Knapweed Gall Fly)
Xyphosia miliaria

Common Diet

Centaurea nigra (Lesser Knapweed)

Common Habitat

Alde, Ore and Butley Estuaries
Breckland
Fenland

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