Aceria cerrea (Nalepa, 1898)
on Quercus
Quercus cerris, Dronten, Binnenbos, 27.ix.2021 © Arnold Grosscurt
underside
detail of the erineum
Quercus cerris, Tilburg, 24.ix.2020 © Roelof Jan Koops
same leaf, underside
Quercus cerris, Hungary, Budapest, 3.vi.2016 © László Érsek
same leaf, underside
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 sometimes long and contorted, in other cases 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, 2020a), Skoracka, Lewandowski & Boczek (2005a), Stănescu (2009a), Xue, Wang, Song & Hong (2009a).