Festuca longifolia, Thuill.

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 : 146

116. F. longifolia Thuill. , FI. Paris ed. 2, 50 (1800)

( F. caesia Sm. ).

Densely caespitose. Stems 8-35(-45) cm, glabrous. Leaves (0-4-)0-6-0-9 mm wide, hard or soft, smooth, pruinose, pale green, irregularly curved; veins 7; sclerenchyma in a continuous or slightly interrupted thin ring; ribs 3-5; sheaths open to the base, glabrous; ligule glabrous. Panicle 2-5-7 cm, dense or rather lax, the branches scabridulous. Spikelets 5-5-7-5 mm, with 4-6(-8) florets. Upper glume 29-3- 7 x 1-1-1 mm, ovate to ovate-lanceolate, rather abruptly acuminate. Lemma (3-5-)4-2- 5 x l-4-l-5(-2) mm, lanceolate, acuminate; awn J- as long as lemma. 2n = 14. • N. & N.C. France and E. England. Br Ga.