brookweed, water pimpernel
1 species
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Samolus parvifloruswater pimpernel
Distribution: Occurring west of the Cascades crest along the Lower Columbia River in southwestern Washington; southwestern Washington to adjacent northwestern Oregon, otherwise in California, east across the southern U.S. to eastern North America.
Habitat: Freshwater intertidal zone.
Origin: Native
Flowers: July-September
Growth Duration: perennial