Asphondylia rudbeckiaeconspicua is a bivoltine species that produces a summer apical flower gall on Rudbeckia laciniata Linnaeus and a spring crown gall at the base of the plant the following May.
”- JD Plakidas: (2016) The Gall Midges (Diptera: Cecidomyiidae: Cecidomyiinae) From Allegheny County Pennsylvania©