Oak trunk galls

Oak trunk galls

Observation - Oak trunk galls - UK and Ireland. Description: A column of galls on the trunk of a large oak tree. The coloumn is between2 and 3 cm in height and consistes of a series of empty cones.

A column of galls on the trunk of a large oak tree. The coloumn is between2 and 3 cm in height and consistes of a series of empty cones.