Aceria cerrea (Nalepa, 1898)

on Quercus

Aceria cerrea: galls on Quercus cerris

Quercus cerris, Tilburg, 24.ix.2020 © Roelof Jan Koops

Aceria cerrea: galls on Quercus cerris

same leaf, underside

Quercus cerris, Hungary, Budapest, 3.vi.2016 © László Érsek

same leaf, underside

Aceria cerrea: erineum

Quercus cerris, Hungary, Budapest, Kamaraerdő, 25.vii.2017 © László Érsek: erineum, detail

Quercus cerris, België, Brussel, Evere: Moeraske, 6.v.2014 © Sébastien Carbonnelle

underside of the leaf

gall

epiphyllous or hypophyllous bulges, the corresponding other side covered by an erineum. Hairs partly long and contorted, partly shorter, cylindric or weakly mushroom-shaped. The mites also cause buds on 6-8 year old branches to become hypertrophied (Skoracka ao, 2005a).

host plants

Fagaceae, monophagous

Quercus cerris.

Sometimes also cited from Q. pubescens, robur

synonyms

Aceria ilicis cerrea; Eriophyes cerreus; Eriophyes cerri: Bellmann, 2012.

references

Buhr (1965a), Denizhan, Monfreda, de Lillo & Çobanoglu (2015a), Farkas (1965a), Hellrigl (2006a, 2010a), Houard (1908a), Jočić & Petanović (2012a), Petanović & Stanković (1999a), Ripka (2007a), Skoracka, Lewandowski & Boczek (2005a), Stănescu (2009a), Xue, Wang, Song & Hong (2009a).