[Willowherbs and Spike-primroses: The Genus Epilobium in the Cascade Mountains of Oregon and Washington]
Chaparral Willowherb, Small-flowered Willowherb, Small-flowered Willow-herb
Epilobium minutum
Synonym: Epilobium minutum var. minutum
Small-flowered willowherb in bloom on vernally moist, open slopes atop Castle Rock, Willamette National Forest......June 24, 2018.
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Paul Slichter