[Spikeprimroses andWillowherbs: The Genus Epilobium in the Columbia River
Gorge of Oregon and Washington]
Autumn Willowherb, Tall Annual Willowherb
Epilobium brachycarpum
Synonyms: Epilobium jucundum, Epilobium paniculatum , Epilobium paniculatum var. hammondii, Epilobium paniculatum var. jucundum, Epilobium paniculatum var. laevicaule, Epilobium paniculatum var. paniculatum, Epilobium paniculatum var. subulatum, Epilobium paniculatum var. tracyi
The photo above shows a close-up of the flower and seed pod tall annual
willow-herb as seen along Highway 14 at Horsethief Butte..........October 7, 2006. Note that each petal
is deeply cleft down the middle and note also the open seed capsule which has already dispensed its seeds.
Tall annual willow-herb as seen along the trail in the Labyrinth, Columbia River Gorge.........August 29, 2013.
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Tall annual willow-herb
as seen along Rd #23 at the Mt. Adams viewpoint at the southwestern corner of
Mt. Adams.......June 22, 2005.
Paul Slichter