Mt. Rainier

Mt. Rainier Flora -- Calamagrostis sesquiflora -- (One-and-a-half reed-grass)

photos by Susan McDougall


Calamagrostis sesquiflora

The common name refers to the occasional presence of a sterile floret. This is a species of open, moist habitats from low to subalpine elevations. It may reach a height of four feet with an eight-inch panicle.

Location: Highway 410 above Cayuse Pass, Mount Rainier National Park

Date: July 25, 2014

Author: Susan McDougall
Highway 410 above Cayuse Pass, Mount Rainier National Park
GPS: 46.8678, -121.534
Date: July 25, 2014
Calamagrostis sesquiflora

The awns, shown in the photo, are long, distinguishing this Grass Family member (Poaceae) from other species.

Location: Highway 410 above Cayuse Pass, Mount Rainier National Park

Date: July 25, 2014

Author: Susan McDougall
Highway 410 above Cayuse Pass, Mount Rainier National Park
GPS: 46.8678, -121.534
Date: July 25, 2014

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