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

Yellow willowherb as seen in the moist ditch along the Hurricane Ridge Road about one mile east of the Hurricane Ridge Visitor Center in Olympic National Park........July 25, 2008.

Yellow willowherb as seen near the trailhead for the switchback trail which ascends the south-facing slopes of Klahhane Ridge, Olympic National Park........July 27, 2014.