[Willows of Denali National Park and Preserve]

Alaska Willow, Felt Leaf Willow

Salix alaxensis

Alaska Willow, Felt Leaf Willow: Salix alaxensis

Felt like willow as photographed along the Park Road near Moose Creek, several miles east of Kantishna, AK...................September 5, 2009.

Dorsal leaf surface of Alaska Willow, Felt Leaf Willow: Salix alaxensis - Ventral leaf surface of Alaska Willow, Felt Leaf Willow: Salix alaxensis

Dorsal leaf surface (left) and ventral leaf surface (right) of felt leaf willow. Note the densely tomentose-haired ventral leaf surface in the photo at right. Photographed along the Park Road near Moose Creek, several miles east of Kantishna, AK...................September 5, 2009.

Female catkins and leaves of Alaska Willow, Felt Leaf Willow: Salix alaxensis - Close-up of a female catkin of Alaska Willow, Felt Leaf Willow: Salix alaxensis - Leaves of Alaska Willow, Felt Leaf Willow: Salix alaxensis

Close-up of the pistils of Alaska Willow, Felt Leaf Willow: Salix alaxensis - Close-up of the upper leaf surface of Alaska Willow, Felt Leaf Willow: Salix alaxensis

Close-ups of female plants of felt leaf willow as seen near the bus parking lot at the train station, entrance to Denali National Park and Preserve........June 15, 2012. Note the copius covering of hairs on the pisils and the black-tipped bracts with numerous long white hairs on them.

Gray Willow, Gray Leaf Willow: Salix glauca

What appears to be felt-leaf willow on brushy tundra along the Park Road about one-half mile east of Eielson Visitors Center, Denali National Park and Preserve................June 20, 2012.

Female catkin of Gray Willow, Gray Leaf Willow: Salix glauca - Lower leaf surface of Gray Willow, Gray Leaf Willow: Salix glauca - Upper leaf surfaces of Gray Willow, Gray Leaf Willow: Salix glauca

Lower leaf surface of Gray Willow, Gray Leaf Willow: Salix glauca

What appears to be felt-leaf willow on brushy tundra along the Park Road about one-half mile east of Eielson Visitors Center, Denali National Park and Preserve................June 20, 2012.

Mature female catkin of Alaska Willow, Felt Leaf Willow: Salix alaxensis - Underside of the leaves of Alaska Willow, Felt Leaf Willow: Salix alaxensis

Upper leaf surfaces of Alaska Willow, Felt Leaf Willow: Salix alaxensis - Alaska Willow, Felt Leaf Willow: Salix alaxensis

Additional views of felt leaf willow as seen along the banks of the Nenana River adjacent to the McKinley Chalet, Denali Park, Alaska.........June 15, 2012.

Leafy stem of Alaska Willow, Felt Leaf Willow: Salix alaxensis

A leafy stem with fall foliage of felt like willow as photographed along the Park Road near Moose Creek, several miles east of Kantishna, AK...................September 5, 2009.

Paul Slichter