Cirsium vulgare, Dronten © Arnold Grosscurt

opened capitulum

gall

Larvae red. Two generations per year; pupation in the soil, there also the hibernation.

hostplants

Asteraceae,monophagous

Cirsium acaulon, arvense, dissectum, erisithales, obvallatum, oleraceum, vulgare.

Buhr cites an old record on Carduus crispus, but no later author mentions Carduus as a host. Also the assciation that is given by Buhr with Hieracium murorum very probably is incorrect.

synonyms

? Cecidomyia longicornis Linnaeus: Houard.

references

Bruun (2015a), Buhr (1964b), Dauphin & Aniotsbehere (1997a), Gagné (2010a), Gagné & Jaschhof (2014a), Houard (1909a), Mirumian (2011a), Redfern & Shirley (2011a), Roskam (2009a), Roskam & Carbonnelle (2015a), Rübsaamen (1916a), Simova-Tošić, Skuhravá & Skuhravý (2000a, 2005a), Skuhravá (2006a), Skuhravá & Skuhravý (1988a, 1994b, 1997a, 1999a,b, 2003a, 2007a, 2009a, 2010a), Skuhravá, Skuhravý, Dauphin & Coutin (2005a), Skuhravá, Skuhravý, Dončev & Dimitrova (1991a, 1992a), Skuhravá, Skuhravý & Hellrigl (2001a), Skuhravá, Skuhravý & Jørgensen (2006a), Skuhravá, Skuhravý & Meyer (2014a), Skuhravá, Skuhravý, Skrzypczyńska & Szadziewski (2008a), Sylvén & Lindberg (1998a).