Aspen is a dioecious tree, meaning that they will grow either male of female flowers but not both on the same individual. This sapling produced flowers for the first time revealing itself as a male.

populus tremuloides flowers male

populus tremuloides flowers male

populus tremuloides flowers male

populus tremuloides flowers male

populus tremuloides flowers male

populus tremuloides flowers male

populus tremuloides flowers male

populus tremuloides flowers male