Carex arenaria, France, dép. Nord, Zuydcoote © Sébastien Carbonnelle

a single gall

gall

Cluster of small egg-shaped galls at the base of the stem, mostly hidden in the ground; the stem above mostly stunted. Larva solitary. Usually bivoltine, hibernation and pupation within the gall.

hostplants

Cyperaceae, monophagous

Carex acuta, acutiformis, arenaria, caryophyllea, davalliana, hirta, murricata, nigra, praecox.

mainly on C. arenaria.

larva

spatula with papillae (from Möhn, 1955a)

synonyms

Dyodiplosis, Hormomyia, arenariae.

parasitoids, predators

Torymus laetus.

references

Buhr (1964b), Dauphin & Aniotsbehere (1997a), Docters van Leeuwen (1936a), Gagné (2010a), de Vere Graham Gijswijt 1998a), Houard (1908a), Kieffer (1901c), Möhn (1955a), Redfern & Shirley (2011a), Roskam (2009a), Roskam & Carbonnelle (2015a), Rübsaamen (1912a), Simova-Tošić, Skuhravá & Skuhravý (2004a), Skuhravá & Skuhravý (1999a, 2021a: 65), Skuhravá, Skuhravý, Blasco-Zumeta & Pujade-Villar (2006a), Skuhravá, Skuhravý, Dauphin & Coutin (2005a), Skuhravá, Skuhravý & Jørgensen (2006a), Skuhravá, Skuhravý & Meyer (2014a), Skuhravá, Skuhravý & Neacsu (1972a), Skuhravá, Skuhravý, Skrzypczyńska & Szadziewski (2008a), Vikberg (2011a).