Rhinoncus bruchoides (Herbst, 1784)
on Persicaria, Polygonum
Oviposition in a leaf sheath; the larva descends as a borer down to the root collar, where the pupation takes place. Sometimes several larvae in a stem.
Polygonaceae, narrowly oligophagous
distribution within Europe
Delbol (2013a), Dieckmann (1972a), Hoebeke & Whitehead (1980a), Rheinheimer & Hassler (2010q).