As with other willows, the male and female catkins are borne on separate plants. Here the ripening female capsules are shedding seeds.
Location: Paradise River, Mount Rainier National Park
Date: August 29, 2014
The undersides of the leaves of this willow are green, a feature that separates it from the other common subalpine willow, Barclay's. The leaves are elliptical and slightly hairy when young.
Location: Louise Lake Trail, Mount Rainier National Park
Date: July 1, 2014
These pollen-bearing catkins have only recently opened.
Location: Paradise Valley, Mount Rainier National Park
Date: July 1, 2016