Not to be confused with Populus tremuloides, the American aspen, also called trembling aspen and quaking aspen.
Populus tremula (commonly called aspen, common aspen, Eurasian aspen, European aspen, or quaking aspen)[2] is a species of poplar native to cool temperate regions of the Old World.
Populus tremula

Conservation status

Least Concern  (IUCN 3.1)[1]
Scientific classification
Kingdom:
Plantae
Clade:
Tracheophytes
Clade:
Angiosperms
Clade:
Eudicots
Clade:
Rosids
Order:
Malpighiales
Family:
Salicaceae
Genus:
Populus
Section:
Populus sect. Populus
Species:
P. tremula
Binomial name
Populus tremula
L.

Distribution map