Plant Parasites of Europe

leafminers, galls and fungi

Contarinia fagi

Contarinia fagi Rübsaamen, 1921

on Fagus

Contarinia fagi on Fagus sylvatica

Fagus sylvatica, Dronten, 3.vii.2021 © Arnold Grosscurt: galled leaves

Contarinia fagi on Fagus sylvatica

larvae

Contarinia fagi gall on Fagus sylvatica

Fagus sylvatica, Belgium, prov. Antwerp, Meerhout, 29.vi.2021 © Carina Van Steenwinkel

Contarinia fagi gall on Fagus sylvatica

another example of a malformed young leaf

Contarinia fagi larvae

larvae

Contarinia fagi larva

mouth cone and tip of the spatula

Contarinia fagi larva

spatula and adjacent papillae

gall

The yellowish white, jumping larvae live in the breaking buds. The young leaves become totally disfigured and the shoot may die off, initiating the development of new lateral shoots. Buds may also fail to break, and dry out. Multivoltine, pupation and hibernation in the soil.

host plants

Fagaceae

Fagus sylvatica.

larva

Contarinia fagi: spatula

spatula with papillae (from Möhn, 1955a)

notes

Harmful in nurseries. Especially numerous in cut hedges, because regularly new opening buds become available.

inquilines

Macrolabis fagicola.

references

Barnes (1951a), Buhr (1964b), Burton, Carbonnelle, Ellis & Schneider (2019a), Dauphin & Aniotsbehere (1997a), Gagné (2010a), de Goffau & Nijveldt (2005a), Möhn (1955a), Redfern &a Shirley (2011a), Roskam & Carbonnelle (2015a), Rübsaamen (1921a), Simova-Tošić, Skuhravá & Skuhravý (2004a), Skrzypczyńska (2007a), Skuhravá & Skuhravý (1988a, 1992b, 1997a, 1999a,b, 2005c, 2010a, 2021a: 106), Skuhravá, Skuhravý, Dauphin & Coutin (2005a), Skuhravá, Skuhravý, Dončev & Dimitrova (1991a, 1992a), Skuhravá, Skuhravý & Jørgensen (2006a), Skuhravá, Skuhravý & Meyer (2014a), Skuhravá, Skuhravý & Neacsu (1972a), Skuhravá, Skuhravý, Skrzypczyńska & Szadziewski (2008a).

Last modified 24.ix.2021