Plant Parasites of Europe

leafminers, galls and fungi

Aylax papaveris

Aylax papaveris (Perris, 1839)

on Papaver

Aylax papaveris galls on Papaver dubium

Papaver dubium, Belgium, prov. Hainaut, Erquelinnes, Grand-Reng; © Jean-Yves Baugnée

Aylax papaveris gall

Papaver rhoeas, Belgium, prov. Luxemburg, Bomal-sur-Ourthe: old gall; © Jean-Yves Baugnée

Aylax papaveris gall

opened gall

Aylax papaveris: healthy and galled fruits of Papaver dubium

Papaver dubium, Stokkum (Montferland) © Arnold Grosscurt: healthy and galled fruits

Aylax papaveris: galled and normal fruit of Papaver dubium

vertical section of a galled and a normal fruit.


the gall is a pluricolular mass, derived from the septa and seeds. Galled fruits are conspicuously swollen and disfigured.

host plants

Papaveraceae, monophagous

Papaver argemone, dubium, rhoeas, somniferum.


Aulax papaveris; Aylax rhoeadis Bouché, 1834; “Aylax rhoedis (Klug): Dauphin & Aniotsbehere”


Confusion is possible with Aylax minor; however, that species only weakly modifies the fruit.


Béguinot (2001c, 2012a), Bellmann (2012a), Buhr (1965a), Cerasa (2015a), Chinery (2011a), Cogolludo (1921a), Coulianos & Holmåsen (1991a), Dauphin & Aniotsbehere (1997a), Eady & Quinlan (1963a), Hellrigl (2009a), Hellrigl & Bodur (2015a), Houard (1908a), Koops (2013a), Kwast (2012a, 2014a), Lambinon, Carbonnelle & Claerebout (2015a), Lambinon Schneider & Feitz (2012a), Melika (2006a), Melika & Karimpour (2012a), Nieves-Aldrey (1984a, 2001a), Nieves-Aldrey, Gómez, Hernández Nieves & Lobo (2006a), Pujade (1986a), Pujade-Villar & Schiopu (2015a), Redfern & Shirley (2011a), Roskam (2009a), Schneider (2016a), Tavares (1905a), Tomasi (2014a).

Last modified 23.viii.2019