Grand Redstem, Scarlet Ammannia, Sessile Toothcup, Western Ammania
Ammannia robusta
Synonyms: Ammannia coccinea, Ammania coccinea ssp. robusta, Ludwigia scabriuscula
Scarlet ammannia as seen at the Dalles Riverside Park........October 12, 2011.
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Scarlet ammannia as seen in wetlands at the Dalles Riverside Park..........October 7, 2006.
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Additional close-up photos of scarlet ammannia as seen at the Dalles Riverside Park.........October 12, 2011.
Paul Slichter