Plant Parasites of Europe

leafminers, galls and fungi

Dichatomus acerinus

Dichatomus acerinus Förster, 1878

on Acer

Dichatomus acerinus gall

section through a Pediaspis gall, parasitised by D. acerinus. At right for comparison section through an unparasitised gall (from Askew).

gall of Pediaspis aceris on Acer pseudoplatanus, disfigured by Dichatomus acerinus

Acer pseudoplatanus, Belgium, prov. Hainaut, Vaulx-le-Tournai © Sébastien Carbonnelle: disfigured gall of Pediaspis aceris


inquiline of Pediaspis aceris. The gall is enlarged, irregularly bumpy, massive, contains up to 30 gall chambers arranged around the centre. Hibernation as pupae in the gall.


Sapindaceae, monophagous

Acer pseudoplatanus.


Askew (1963a), Buhr (1964a), Cussigh (1991a), Lambinon, Carbonnelle & Claerebout (2015a), Pujade i Villar (1994a), Roskam (2019a).

Last modified 2.i.2021