Ammannia
ammannia, redstem, tooth-cup
2 species
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Ammannia coccinea – valley redstem
Distribution: Occurring west of the Cascades crest in Washington, where known only in King County for a restoration site; California east along Mexican border to central and eastern U.S.
Habitat: Restored wetland.
Origin: Introduced from the southern U.S.
Flowers: June-August
Growth Duration: Perennial
Distribution: Occurring west of the Cascades crest in Washington, where known only in King County for a restoration site; California east along Mexican border to central and eastern U.S.
Habitat: Restored wetland.
Origin: Introduced from the southern U.S.
Flowers: June-August
Growth Duration: Perennial
Ammannia robusta – western ammania, grand redstem
Distribution: Occurring east of the Cascades crest in Washington chiefly along the Columbia River; British Columbia to California, east to the Great Lakes region and midwestern U.S.
Habitat: Wet places, often where alkaline.
Origin: Native
Flowers: May-June
Growth Duration: Annual
Distribution: Occurring east of the Cascades crest in Washington chiefly along the Columbia River; British Columbia to California, east to the Great Lakes region and midwestern U.S.
Habitat: Wet places, often where alkaline.
Origin: Native
Flowers: May-June
Growth Duration: Annual
