Gall on Alder catkin

Gall on Alder catkin

Observation - Gall on Alder catkin - UK and Ireland. Description: A year and four days after Mark Wilson's plea for more Alder tongue records, I found one! Wizened p

A year and four days after Mark Wilson's plea for more Alder tongue records, I found one!
Wizened pouch-like growth on an Alder catkin.