Avena wiestii
Avena wiestii
Faraz otu
Annual. Stems 30-60 cm, geniculately ascending from base, usually tufted. Leaf sheaths pilose; ligule 2-3.5 mm, obtuse; blades 9-20 cm x 2-7 mm, linear, acuminate, glabrous to pilose. Panicle 5-11 x 4-6 cm, equilateral; branches 3-7.5 cm. Spikelets 16-20 mm, with 2 florets. Rachilla disarticulating above glumes and between florets. Glumes subequal, lanceolate, acuminate; lower glume 16-21 mm, 3-veined; upper 20-24 mm, 5-7-veined. Lemma 17-20 mm, lanceolate, 7-veined, with 2 setae at apex, with a marginal tooth beside each seta, dorsally awned, densely pilose in lower half; setae 3-6 mm; awn c. 40 mm, geniculate, twisted below. Palea 9.5-10.5 mm, ciliate on keels. Fl. 4-6. Stony fields, sandy soil, s.l.-1250 m.
Mediterranean area, Caucasia, S.W. Asia eastwards to Arabia.
