Mt. Rainier

Mt. Rainier Flora -- Polygonum douglasii -- (Douglas's knotweed)

photos by Susan McDougall


Polygonum douglasii

Uncommon, this knotweed is typically found above 5,000 feet on dry habitat although the photo was taken at a lower elevation. The plants are 12-18 inches tall with spreading branches.

Location: White River Campground road, Mount Rainier National Park

Date: July 13, 2016

Author: Susan McDougall
White River Campground road, Mount Rainier National Park
GPS: 46.8986, -121.6188
Date: July 13, 2016

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