[Willows of Denali National Park and Preserve]

A close-up of a female catkin of Barclay's willow as seen along the Park Road along the east side of Wonder Lake, Denali National Park and Preserve............June 19, 2012. Note the glabrous, pear-shaped pistils and that the catkin which is borne on a leafy shoot.

Barclay's willow as seen along the Park Road along the east side of Wonder Lake, Denali National Park and Preserve............June 19, 2012. Note also the glaucous color to the underside of the leaf, and the toothed leaf margins.

What appears to be Barclay's willow as seen in a tundra swale along the western base of Green Dome several miles southeast of Eielson Visitors Center, Denali National Park and Preserve..........June 20, 2012. Both male and female plants are shown.

What may be Barclay's willow as seen in a tundra swale near the site seen directly above along the western base of Green Dome several miles southeast of Eielson Visitors Center, Denali National Park and Preserve..........June 20, 2012. Note that the bracts subtending the pistils are long hairy and the young leaves have toothed margins(with glands on the tips) and have glaucous lower surfaces.