Plant: Quercus (Oak), Carpinus (Hornbeam), Fagus (Beech), Castanea (Sweet
Chestnut). Ostrya carpinfolia (Hop-hornbeam)
- April, July, October
mine is oval on Q. ilex (Holm
Oak), and similar to P.
quercifoliella on deciduous oaks. It is between adjacent veins
on beech and hornbeam.
sponsored by Colin
Plant Associates (UK) LLP/Consultant Entomologists