[Spikeprimroses and Willowherbs: The Genus Epilobium in the Columbia River Gorge of Oregon and Washington]
Small-flowered Willow-herb
Epilobium minutum
Synonym: Epilobium minutum var. minutum
Small-flowered willow-herb on the dry talus slopes of Canyon Creek in the Klickitat State Wildlife Recreation Area in western Klickitat County........April 23, 2009.
Characteristics:
Small-flowered Willow-herb is a small, freely branched annual
wildflower. Its leaves are primarily opposite. The leaves are oblong-lanceolate
in shape and short petioled, with a length from 10 to 25 mm. The flowers are
found in the axils of the terminal, alternate leaves. The four petals are white
to pink, 2 to 4 mm long. Individual petals are bilobed at the tip.
Habitat:
Small-flowered Willow-herb is found in gravelly or dry soils,
from sea level to well up in the mountains.
Range:
Small-flowered Willow-herb is found from British Columbia south
to California, and eastward to Montana. In the Columbia River Gorge, it is found
from approximately Crown Point east to about Lyle, WA, and usually between 100'-4000'.
Small-flowered willow-herb on the dry talus slopes of Canyon Creek in the Klickitat State Wildlife Recreation Area in western Klickitat County..........April 23, 2009.
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Three additional views of small-flower willowherb as seen growing on basalt cliffs at Catherine Creek, Columbia River Gorge.........May 10, 2009. Click each photo to see an enlarged view.
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Small-flowered willowherb as seen growing on cliffs along Old Highway 8 at the base of the Labyrinth, mid-Columbia River Gorge........April 15, 2010.
Small-flowered willowherb as seen on dry, mossy slopes at the high point of Mitchell Point several miles west of Hood River, Oregon.........April 19, 2015.
Paul Slichter