Urophora affinis (Frauenfeld, 1857)
one or more larvae (maggots) live, each in its own vertical cell, in the thickened and lignified receptacle; here also the pupation takes place. Because the gall acts as a nutrient sink, the plant’s vitality is reduced.
Asteraceae, narrowly monophagous
Centaurea arenaria, cariensis, diffusa, paniculata, pinetorum, spinosa, stoebe, virgata.
Exclusively on species of the subgenus Centaurea (Acrolophus).
applied in the United States in the biological control of the host plant.
Buhr (1964b), Klasa, Kaczorowska & Soszyński (2011a), Lang, Hansen, Richard & Ziolkowski (2000a), Shorthouse (1989a), White & Korneyev (1998a).