Euura collactanea (Förster, 1854)
on Salix
Salix repens, Belgium, prov. Limbourg, Rekem, Vallei van de Zijpbeek, 18.viii.2018 © Carina Van Steenwinkel
detail
Salix repens, Oostvoorne, 30.viii.2008, gall seen from the side
Same gall, cut open; while the larva grows the available space is taken increasingly by frass, while the gall’s wall becomes thinner.
Salix repens, Belgium, prov. West Flanders, De Westhoek, 22.vi.2013 © Stéphane Claerebout
gall
globular gall, narrowly attached to the underside of the lamina. Variously hairy, sometimes warty; the colour varies from red-tinged green to bright red. Univoltine.
hostplants
Salicaceae, narrowly monophagous
Salix repens & subsp. rosmarinifolia.
synonyms
Eupontania, Pontania, collactanea; Eupontania collactanea rosmarinifoliae Vikberg & Zinovjev, 2006; Pontania vacciniella (Cameron, 1876).
predators
note
Member of the Euura viminalis species group.
references
Bellmann (2012a), Beneš (2015a), Beneš & Holuša (2015a), Buhr (1965a).Chevin (1975a), Coulianos & Holmåsen (1991a), Dauphin & Aniotsbehere (1997a), Fusu (2017a), Houard (1908a), Koops (2013a), Kopelke (1999a), Liston (2003a, 2005b, 2006a, 2007c), Liston, Heibo, Prous ao (2017a), Mol (2013a), Redfern & Shirley (2011a), Roller, Beneš, Blank ao (2006a), Roskam (2009a), Tomasi (2014a), Vikberg & Zinovjev (2006a).