Reedgrass may refer to:
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Alpine reedgrass (''Calamagrostis purpurascens'')
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Bluejoint reedgrass (''Calamagrostis canadensis'')
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Bolander's reedgrass (''Calamagrostis bolanderi'')
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Fire reedgrass (''Calamagrostis koelerioides'')
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Leafy reedgrass (''Calamagrostis foliosa'')
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Serpentine reedgrass (''Calamagrostis ophitidis'')
{{Plant common name