Aceria ilicis (Canestrini, 1890)

on Quercus

Aceria ilicis: galls on Quercus ilex

Quercus ilex, France, Brittany, Arradon, 21.vi.2018 © Arnold Grosscurt

Aceria ilicis: galls on Quercus ilex

galls at the underside of a leaf

Aceria ilicis: galls on Quercus ilex

extensive gall

Aceria ilicis: galls on Quercus ilex

old gall ?

Aceria ilicis: galls on Quercus ilex

Quercus ilex, Italy, Rome © Stéphane Claerebout

Aceria ilicis: galls on Quercus ilex

underside

Aceria ilicis: galls on Quercus ilex

detail

gall

an underside greyish or rust-coloured erineum covering upperside bulges of the leaf; often several per leaf; often the situation is inverted. The erineum consists of long trichomes with an acute tip that are strongly contorted and intertwined, forming a dense mass.

hostplants

Fahaceae, oligophagous

Quercus coccifera, ilex, ithaburensis, rotundifolia, suber.

Béguinot (2003a) described an exceptional occurrence on Q. pubescens. Mentioned by Denizhan ao (2015a) from Turkey on Q. robur

synonyms

Eriophyes ilicis.

inquilines

Aceria trichophila.

references

Béguinot (2000b, 2001a, 2002a, 2003a), Bellmann (2012a), Buhr (1965a), Cogolludo (1921a), Dauphin & Aniotsbehere (1997a, Denizhan, Monfreda, de Lillo & Çobanoğlu (2015a), Ecott (2012a), Estrada-Venegas, Acuña-Soto, Equihua-Martínez, Mederos & Pujade-Villar (2016a), Farkas (1965a), Hellrigl (2010a), Houard (1908a), Jočić & Petanović (2012a), Koops (2013a), Mifsud, Monfreda & de Lillo (2007a), Petanović & Stanković (1999a), Redfern & Shirley (2011a), Ripka & de Lillo (1997a), Roivainen (1953a), Salas-Remón, Llimona, Lozano ao (2015a), Spooner (1988b), Tomasi (2014a), Xue, Sadeghi & Hong (2009a).

mod 20.vii.2018