Calamagrostis

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1980, Flora Europaea. Volume 5. Alismataceae to Orchidaceae (Monocotyledones), Cambridge: Cambridge University Press : 237

Sect. Calamagrostis .

Glumes ovate-lanceolate to narrowly lanceolate. Lemma hyaline, smooth, Jr-f as long as glumes. Palea | as long as lemma. Callus-hairs at least as long as lemma. Rhachilla usually not prolonged.