aspen

In Yosemite, their return has been credited with the recovery of willows, aspens and cottonwoods, as well as an increase in beavers, songbirds and fish species.

The sun was bright, the temperatures hovered in the upper-60s, and leaves of maple, oak, aspen and ginkgo trees colored the city with splashes of yellow, orange and red.

It has been trying to restore the woodlands by introducing downy birch, sessile oak, hazel, willow, aspen and alder as well as endangered tree species such as Arran whitebeam.

Yes, stands of aspen and willows are thriving again — in some places.

In many areas, deciduous shrubs and trees, like willow and aspen, are moving in after a fire.