Rhopalomyia syngenesiae (Löw, 1850)

on Anthemis, Cotula, Tripleurospermum

gall

an individual floret has turned into a hard, barrel-shaped unilocular gall, ca. 3 mm high, that is firmly connate with the receptacle. Often several galls within a capitulum. Larva solitary.

hostplants

Asteraceae, narrowly oligophagous

Anthemis arvensis, cotula; Cota austriaca; Cotula triumfettii; Tripleurospermum inodorum.

references

Buhr (1964b), Dauphin & Aniotsbehere (1997a), Gagné (2010a), Houard (1909a), Kieffer (1890c, 1901b), Máca (2012a), Mirumian (2011a), Redfern & Shirley (2011a), Skuhravá & Skuhravý (1988a, 1999a), Skuhravá, Skuhravý, Dauphin & Coutin (2005a), Skuhravá, Skuhravý & Meyer (2014a), Skuhravá, Skuhravý & Neacsu (1972a) Skuhravá, Skuhravý, Skrzypczyńska & Szadziewski (2008a).