[The Loosestrife Family in the Columbia River Gorge of Oregon and Washington]

Grand Redstem, Scarlet Ammannia, Sessile Toothcup, Western Ammania

Ammannia robusta

Synonyms: Ammannia coccinea, Ammania coccinea ssp. robusta, Ludwigia scabriuscula

Grand Redstem, Scarlet Ammannia, Sessile Toothcup, Western Ammania: Ammania robusta (Synonyms: Ammannia coccinea, Ammania coccinea ssp. robusta, Ludwigia scabriuscula)

Scarlet ammannia as seen at the Dalles Riverside Park...................October 12, 2011.

Grand Redstem, Scarlet Ammannia, Sessile Toothcup, Western Ammania: Ammania robusta (Synonyms: Ammannia coccinea, Ammania coccinea ssp. robusta, Ludwigia scabriuscula) - Grand Redstem, Scarlet Ammannia, Sessile Toothcup, Western Ammania: Ammania robusta (Synonyms: Ammannia coccinea, Ammania coccinea ssp. robusta, Ludwigia scabriuscula)

Scarlet ammannia as seen in wetlands at the Dalles Riverside Park...................October 7, 2006.

Close-up of the axillary flowers of Grand Redstem, Scarlet Ammannia, Sessile Toothcup, Western Ammania: Ammania robusta (Synonyms: Ammannia coccinea, Ammania coccinea ssp. robusta, Ludwigia scabriuscula) - Close-up of the axillary flowers of Grand Redstem, Scarlet Ammannia, Sessile Toothcup, Western Ammania: Ammania robusta (Synonyms: Ammannia coccinea, Ammania coccinea ssp. robusta, Ludwigia scabriuscula)

Additional close-up photos of scarlet ammannia as seen at the Dalles Riverside Park...................October 12, 2011.

Paul Slichter