Plant Parasites of Europe

leafminers, galls and fungi

Biorhiza cecconiana

Biorhiza cecconiana (Kieffer, 1901)

on Quercus

parasite

The gall would be similar to the one of the sexual generation of Cynips quercusfolii, 4 mm long, smooth or very finely hairy, brown at maturity; often a number together in a compact group. Insufficiently known species.

host plants

Fagaceae, monophagous

Quercus robur.

distribution within Europe

(PESI, 2018).

references

Houard (1908a).

Last modified 2.vi.2018