Three galls on Carex trinervis; drawing by Jan van Os, from Roskam & Adema (2013a).

gall

brown, smooth and shining, unilocular zeppelin-shaped galls attached with only a part of their long side to the base of the stem or a ground leaf. Larva white, solitary.

hostplants

Cyperaceae, monophagous

Carex acuta, cespitosa, davalliana, echinata, elata, flacca, nigra, praecox, rostrata, saxatilis, trinervis, vesicaria.

Translating older references to Carex species to a uniform, modern, nomenclature cannot always be done with full certainty!

larva

spatula with papillae (from Möhn, 1955a)

synonyms

Dichrona gallarum.

references

Bruun, Haarder, Jørgensen & Skuhravá (2014a), Buhr (1964b), Gagné (2010a), Houard (1908a), Kieffer (1901c), Möhn (1955a), Nijveldt (1980a), Redfern & Shirley (2011a), Roskam (2009a), Roskam & Carbonnelle (2015a), Roskam & Adema (2013a), Rübsaamen (1912a), Simova-Tošić, Skuhravá & Skuhravý (2000a, 2007a), Skuhravá, Skuhravý, Dauphin & Coutin (2005a), Skuhravá, Skuhravý & Meyer (2014a), Skuhravá, Skuhravý, Skrzypczyńska & Szadziewski (2008a).