Can you help verify the probable identity of any of the following cottongrasses of Denali National Park and Preserve?
Unidentified cottongrass #21: Species with a single spike found along the Park Road near the Wonder Lake Ranger Station.
Unidentified cottongrass #22: Species with a single spike found in a ditch along one of the paved trails at the Park Entrance, Denali National Park and Preserve.