Scientific name: Populus tremula
Category: Trees and bushes
Nature Stars: 50
About: A small, slender tree of heathland, woodland and wet woodland, especially in Scotland.
How to identify: Told by the greyish bark, hanging catkins and the small, rounded, fluttering leaves with pale undersides.
Fantastic fact: Aspen is a favourite food of the European Beaver.
Photograph credit: Ferran Turmo Gort