[Willowherbs and Spike-primroses: The Genus Epilobium in the Cascade Mountains 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

Tall Annual Willow-herb, Autumn Willow-herb: 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)

Tall Annual Willow-herb, Autumn Willow-herb: 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) - Tall Annual Willow-herb, Autumn Willow-herb: 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)

Tall annual willowherbs observed along the Dead Indian Highway at the junction with Hyatt Prairie Road, Jackson County, OR......July 23, 2021.

Tall Annual Willow-herb, Autumn Willow-herb: 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 of tall annual willow-herb as seen along Rd #23 at the mountain viewpoint at the southwestern corner of Mt. Adams.........July 23, 2005. Note that each petal is deeply cleft down the middle.

Tall Annual Willow-herb, Autumn Willow-herb: 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) - Tall Annual Willow-herb, Autumn Willow-herb: 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 tall annual willow-herb as seen along Rd #23 at the Mt. Adams viewpoint at the southwestern corner of Mt. Adams.......June 22, 2005. Notice how glabrous the stems and pods are.

Stem leaf of Tall Annual Willow-herb, Autumn Willow-herb: 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) - Stem leaf of Tall Annual Willow-herb, Autumn Willow-herb: 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 2 photos above show close-ups of the stem leaves of tall annual willow-herb as seen in grasslands in the Conboy Lake National Wildlife Refuge along Lakeside Road about one-half mile west of Fisher Hill Road.........August 10, 2007.
Paul Slichter