Juncus compressus, Jacq.

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 : 106

17. J. compressus Jacq. , Enum. Stirp. Vindob. 60, 235 (1762).

Plant with a creeping rhizome or laxly caespitose. Stems 10-40 cm, usually slightly compressed, with 0-3 basal sheaths, 1-4 basal and 1-2 upper cauline leaves. Leaves 5-25 cm x 0-8-2 mm, flat or rarely canaliculate, glaucous; auricles obtuse. Inflorescence usually lax, with 10-60 flowers. Perianth-segments 2-3 mm, equal, ovate, obtuse. Stamens as long as perianth; anthers 0-5-1 mm, 1-2 times as long as the filaments. Capsule up to 1 | times as long as perianth, globose to ovoid, often slightly trigonous at apex, mucronate. Seeds 0-35-0-5 mm, with c. 12 striae, without appendages. 2n = 44. Damp grassland and disturbed ground. Most of Europe. All except Az BI Cr Fa Is Sb.