Plant Parasites of Europe

leafminers, galls and fungi

Gypsonoma sociana

Gypsonoma sociana (Haworth, 1811)

white cloaked shoot

on Populus, (Salix)

parasite

In late summer the larva lives as a borer in a young shoot, of which the distal part may die off. After the hibernation the larva bores in a swelling bud; the infection then is recognisable by frass that is ejected through an opening at the base of the bud.

host plants

Salicaceae, monophagous

Populus alba, nigra, tremula, (Salix caprea).

phenology

Univoltine.

distribution within Europe

(PESI, 2019).

larva

Pictures on Lepiforum; see also Swatschek.

pupa

See Patočka & Turčáni.

synonyms

Gypsonoma, Steganoptycha, neglectana Duponchel, 1844.

references

Bradley, Tremewan & Smith (1979a), Disqué (1905a), Hancock & Bland (2015b), Lepiforum (2019), Patočka & Turčáni (2005a), Schütze (1931a), Swatschek (1958a).

Last modified 29.xii.2019