Perapion oblongum (Gyllenhal, 1839)
on Rumex
parasite
The larvae bore in the pith of the stem; there also the pupation.
host plants
Polygonaceae, narrowly monophagous
Rumex acetosa.
phenology
Univoltine.
distribution within Europe
synonyms
Apion oblongum.
references
Behne (1987a), Delbol (2013a), Dieckmann (1973a, 1977a), Ehret (1990a).