Calamagrostis lapponica is an herb growing up to 60 cm (24 inches) tall. It spreads by means of short underground
rhizomes.
Panicle is up to 15 cm (6 inches) long, frequently purple.[11][12][13][14]
^Czerepanov, S. K. 1981. Sosud. Rast. SSSR 509 pages. Nauka, Leningradskoe Otd-nie, Leningrad.
^Soreng, R. J. & C. W. Greene. 2003. Calamagrostis. 48: 191–227. In R. J. Soreng, P. M. Peterson, G. Davidse, E. J. Judziewicz, F. O. Zuloaga, T. S. Filgueiras & O. N. Morrone (eds.) Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae, Contributions from the United States National Herbarium. Smithsonian Institution, Washington, D.C.
^Czerepanov, S. K. 1981. Sosudistye Rasteniia SSSR 509 pages. Nauka, Leningradskoe Otd-nie, Leningrad.
^Kearney, Thomas Henry, Jr. Bulletin, Division of Agrostology United States Department of Agriculture 11: 32. 1898.
^Ohwi, Jisaburo. Acta Phytotaxonomica et Geobotanica 2: 162. 1933.