Alnus incana ssp. tenuiflora

Thinleaf alder, Aliso and Mountain alder

Elevation: 6,500 to 8,500 ft (1,980 to 2590 m)

Height: up to 8 m

Flowers in the spring, flowers are catkins-female catkins are cone-like

The presence of this tree denotes running water.

Photo by Brady Allred

Photo by Brady Allred

Photo by Brady Allred