poppel

Example:The park was lined with a row of poplars (popples).

Definition:Any of various trees of the genus Populus, having elongated catkins, broadly triangular leaves with blunt teeth, and bark that often peels off

Example:He palled around the vast expanse of park, where aspens (a type of popple) stood tall.

Definition:Any of various deciduous trees of the genus Populus, characterized by deeply lobed leaves and clusters of green catkins, as the European aspen or American aspen