Echium vulgare, Poland, Odrynki © Sébastien Carbonnelle

opened gall with pupa; the inner wall of the gall is blackened by a lining of dead (?) mycelium

gall

Larvae in the closed and malformed flower buds. Also axillay buds may turn into ovoid galls. The inner wall of the gall chamber lined with mycelium. Larva solitary, yellow-orange; pupation in the gall. Bivoltine.

hostplants

Boraginaceae, monophagous

Echium arenarium, vulgare.

larva

spatula with papillae (from Möhn, 1955a)

synonyms

Isochnonyx echii.

references

Buhr (1964b), Dauphin & Aniorsbehere (1997a), Houard (1909a), Möhn (1955a), Simova-Tošić, Skuhravá & Skuhravý (2000a), Skuhravá & Skuhravý (1994b, 1997a, 1999a,b, 2004b, 2009a, 2010a, 2021a: 27), Skuhravá, Skuhravý, Dončev & Dimitrova (1991a, 1992a), Skuhravá, Skuhravý & Hellrigl (2001a), Skuhravá, Skuhravý & Meyer (2014a), Skuhravá, Skuhravý & Neacsu (1972a), Skuhravá, Skuhravý, Skrzypczyńska & Szadziewski (2008a), Tomasi (2014a).