[Willowherbs and Spike Primroses: The Genus Epilobium West of the Cascade Mountains of Oregon and Washington]

Club-fruited willowherb as seen in gravelly soils below Obstruction Point along the trail to Elk Mountain, Olympic National Park..........July 25, 2014.

Club-fruited willowherb as seen in cracks in the cliff below Obstruction Point along the trail to Elk Mountain, Olympic National Park..........July 25, 2014.