Avenula pratensis

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 : 214

16. A. pratensis (L.) Dumort., Bull. Soc. Bot. Belg. 7: 68 (1868)

( Avena pratensis L. , Avenastrum pratense (L.) Opiz, Arrhenatherum pratense (L.) Samp.).

Caespitose. Sterns 3O-8O(-1OO) cm. Basal leaves 5-25 cm x 1—3(—4) mm, usually conduplicate, greyish-green, pruinose above, with 3-8 lateral veins on each side of mid-vein, the cross-section usually elliptical in outline; upper cauline leaf 0-5-3 cm, obtuse; sheaths of basal leaves subterete; ligule 0-5-1 mm in basal, 3-5(-7) mm in cauline leaves. Panicle 5-16(-20) cm, spiciform, with 5-18 spikelets; branches scabrid, 1-2 at lower nodes, the primary with 1 -2 spikelets. Spikelets 12-23(-28) mm, with (3-)4-6(-8) florets; rhachilla-segments 2-3 mm, with hairs 2-3 mm; callus-hairs 1-2 mm. Lower glume 10-15 mm, the upper 12-18(-20) mm. Lemma (10-)12-16 mm. 2n = 126. Dry grassland and open woods. • W. & C. Europe and W. & S. Fennoscandia, extending southwards to N.E. Spain. Au Be Br Cz Da Fe Ga Ge He Ho Hs It?Ju No Po?Rm Rs (B, C,?W) Su.