Scirpus
bulrush
4 species
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Scirpus atrocinctus – common woolly sedge
Distribution: Occurring west of the Cascades crest in Washington, where nown only from Whatcom County; British Columbia to Washington, east across the northern half of North America to the Atlantic Coast.
Habitat: Wet, low ground.
Origin: Native
Flowers: July-August
Growth Duration: Perennial
Distribution: Occurring west of the Cascades crest in Washington, where nown only from Whatcom County; British Columbia to Washington, east across the northern half of North America to the Atlantic Coast.
Habitat: Wet, low ground.
Origin: Native
Flowers: July-August
Growth Duration: Perennial
Scirpus cyperinus – cotton-grass bulrush
Distribution: Ocurring chiefly west of the Cascades crest in Washington; southwestern British Columbia to California, east to Idaho and Montana; native from central North America to the Atlantic Coast.
Habitat: Wet areas and riparian zones at low elevations.
Origin: Introduced from eastern North America
Flowers: July-August
Growth Duration: Perennial
Distribution: Ocurring chiefly west of the Cascades crest in Washington; southwestern British Columbia to California, east to Idaho and Montana; native from central North America to the Atlantic Coast.
Habitat: Wet areas and riparian zones at low elevations.
Origin: Introduced from eastern North America
Flowers: July-August
Growth Duration: Perennial
Scirpus microcarpus – panicled bulrush, small fruited bulrush
Distribution: Widely distributed on both sides of the Cascades crest in Washington; British Columbia to California, east in Canada and northern United States to New England.
Habitat: Wet ground, ditches, shorelines, streambanks, and other riparian areas from low to moderate elevations in the mountains
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Distribution: Widely distributed on both sides of the Cascades crest in Washington; British Columbia to California, east in Canada and northern United States to New England.
Habitat: Wet ground, ditches, shorelines, streambanks, and other riparian areas from low to moderate elevations in the mountains
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Scirpus pallidus – pale bulrush
Distribution: Occurring east of the Cascades crest in Washington; southern British Columbia to Oregon, east to the Great Plains, Great Lakes region, and northeastern U.S.
Habitat: Wet, low ground, from the lowlands to middle elevations in the mountains.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Distribution: Occurring east of the Cascades crest in Washington; southern British Columbia to Oregon, east to the Great Plains, Great Lakes region, and northeastern U.S.
Habitat: Wet, low ground, from the lowlands to middle elevations in the mountains.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
