Helictotrichon cantabricum, (Lag.) Gervais

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 : 210

12. H. cantabricum (Lag.) Gervais , Denkschr. Schweiz. Naturf. Ges. 88: 69 (1973).

Sometimes with short stolons; non-flowering shoots intra- and extravaginal. Stems 60-125 cm, 3-6 mm in diameter. Basal leaves 20-50(-80) cm x 2-3 mm, rigid, erect, acute, glabrous beneath, subglaucous above, more or less persistent when dead; sheaths rather soft, stramineous, sometimes suffused with violet when young, without a continuous subepidermal layer of sclerenchyma; ligule 0-2-0-5 mm, ciliate. Panicle (10-) 13-25 cm, with 20-60 spikelets, pale; pedicels davate. Spikelets 11—14(—15) mm, with 2-3 fertile florets. Rhachilla disarticulating below each floret; segments 3 mm, with hairs 4-5-5 mm; callushairs 3 mm. Lower glume 8-9 mm, the upper 11-12 mm. Lemma 10-13 mm, 2-fid. P alea9-llm m. 2m= 84,98. Mountain pastures and wood-clearings. • Pyrenees, Cordillera Cantdbrica. Ga Hs.

The species includes various taxa needing further investigation. Plants with 2« = 84 occur in the Pyrenees, plants with 2« = 98 in the Cordillera Cantâbrica .