[The Hedge-hyssop of the Columbia River Gorge of Oregon and Washington: The Genus Gratiola]

American Hedge-hyssop, Clammy Hedgehyssop, Common American Hedge-hyssop

Gratiola neglecta

Synonym: Gratiola neglecta var. glaberrima

American Hedge-hyssop, Clammy Hedgehyssop, Common American Hedge-hyssop: Gratiola neglecta (Synonym: Gratiola neglecta var. glaberrima)

Common american hedge-hyssop blooming along the Columbia River shoreline at the easte end of the Sandy River delta.................September 25, 2010. Note the sepal-like bracteoles at the base of the corolla tube which give this species the appearance that it has 7 sepals.

Corolla of American Hedge-hyssop, Clammy Hedgehyssop, Common American Hedge-hyssop: Gratiola neglecta (Synonym: Gratiola neglecta var. glaberrima)

A close-up frontal view of the corolla of common american hedge-hyssop as seen along the Columbia River shoreline at the easte end of the Sandy River delta.................September 25, 2010.

American Hedge-hyssop, Clammy Hedgehyssop, Common American Hedge-hyssop: Gratiola neglecta (Synonym: Gratiola neglecta var. glaberrima)

American Hedge-hyssop, Clammy Hedgehyssop, Common American Hedge-hyssop: Gratiola neglecta (Synonym: Gratiola neglecta var. glaberrima) - Close-up sideview of the calyx and corolla tubes of American Hedge-hyssop, Clammy Hedgehyssop, Common American Hedge-hyssop: Gratiola neglecta (Synonym: Gratiola neglecta var. glaberrima) - Close-up of frontal view of the flower of American Hedge-hyssop, Clammy Hedgehyssop, Common American Hedge-hyssop: Gratiola neglecta (Synonym: Gratiola neglecta var. glaberrima)

American hedge-hyssop as seen along the west bank of the Deschutes River about one-half mile upstream from its junction with the Columbia River................July 27, 2011. Note the numerous gland-tipped hairs on the stems and calyx lobes.

American Hedge-hyssop, Clammy Hedgehyssop, Common American Hedge-hyssop: Gratiola neglecta (Synonym: Gratiola neglecta var. glaberrima)

American hedge-hyssop as seen in wetlands next to the Columbia River at the Dalles Riverside Park.................October 12, 2011.

Paul Slichter