Celticecis caucasicae Gagné, 2013

on Celtis

gall

Large green, later yellow smooth blisters at the underside of the leaf. They correspond with snow-white hairy depressions at the upperside, in which 1-10 cylindrical galls are standing that are open at the tip and containing an orange solitary larva.

host plants

Cannabaceae, monophagous

Celtis australis subsp. caucasica.

distribution within Europe

Turkey.

larva

references

Gagné & Doğanlar (2013a).