Plant Parasites of Europe

leafminers, galls and fungi

Andricus improprius

Andricus improprius Bellido & Pujade-Villar, 2004

on Quercus

Andricus improprius: galls on Quercus cerris

Quercus cerris; drawings from the paper of Docters van Leeuwen & Dekhuijzen-Maasland (1956a)

Andricus improprius: galls on Quercus cerris

Quercus cerris; pictures from the paper of Docters van Leeuwen & Dekhuijzen-Maasland (1958a)

gall

then-walled bud gall, 2-2.5 mm long, pointed, usually single, lower half covered by bud scales. Its surface is ± velvety-glossy greyish brown; the very tip often has a small black spot.

host plants

Fagaceae, narrowly monophagous

Quercus cerris.

synonyms

Andricus corruptrix f. larshemi Docters van Leeuwen & Dekhuijzen-Maasland, 1958.

notes

Only the sexual generation is known of this species.

references

Buhr (1965a), Docters van Leeuwen & Dehuijzen-Maasland (1956a, 1958a), Folliot & Pujade-Villar (2006a), Folliot, Ros-Farré, Bellido & Pujade-Villar 2004a).

Last modified 18.xii.2018