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