Calamagrostis
reedgrass
8 species
4 subspecies and varieties
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Calamagrostis canadensisbluejoint reedgrass
Distribution: Alaska to Quebec, south through the United States except for the Deep South
Habitat: Wet places, sea level to mid-elevations in the mountains
Origin: Native
Flowers: Late June - August
var. canadensis – bluejoint reedgrass
Calamagrostis howelliiHowell's reedgrass
Origin: Native
Flowers: June - Early July
Calamagrostis nutkaensisNootka reedgrass
Habitat: In coastal areas in wetlands, forest openings, salt- and freshwater beaches and dunes, and cliffs.
Origin: Native
Flowers: June-September
Calamagrostis purpurascenspurple reedgrass
Origin: Native
Flowers: Late June - August
Calamagrostis rubescenspinegrass
Distribution: British Columbia to California, east to Alberta, Montana and Colorado
Habitat: Dry to moist areas, open sagebrush flats to timbered slopes, moderate to mid-elevations in the mountains
Origin: Native
Flowers: Late June - August
Calamagrostis strictaslimstem reedgrass
Origin: Native
ssp. inexpansa – narrow-spiked reedgrass
ssp. stricta – narrow-spiked reedgrass
Calamagrostis tacomensisRainier reedgrass
Origin: Native
Flowers: Late July - September
Calamagrostis tweedyiCascade reedgrass
Distribution: Occurring east of the Cascades crest in Washington; Washington to Idaho and Montana.
Habitat: Moist meadows and subalpine slopes, usually in forest edge or understory.
Origin: Native
Flowers: June-August