Poaceae

B.variegatus Bieb., Fl. Taur.-Cauc. 3:79 (1819). Figure 12.
Tufted or shortly rhizomatous perennial. Stems 25-50(-70) cm, glabrous or pubescent, erect. Basal leaf sheaths glabrous, sparsely ciliate Qr pilose, decaying into parallel fibres or remaining intact. Leaf blades 5-15 cm x 2-4 mm, cauline blades often short, otherwise all alike, flat, glabrous, glabrescent, sparsely ciliate or pilose on both surfaces. Panicle 4-9 x 1-5 cm, erect, narrowly to broadly ovoid or subglobose, rarely spiciform, congested; branches often unispiculate, shorter than spikelets. Spikelets 12-20 x 3-4 mm, elliptic, green-purple variegated. Glumes narrowly lanceolate, lower 4-9 mm, upper 7-11 mm, usually purple. Lemma 7-12 mm, narrowly elliptic, yellow-green below, purple above, sometimes with a gold-coloured margin, glabrous or hairy; awn 2-9 mm, straight. Anthers 3-4 mm, often yellow.
1. Panicle to 3 cm wide, narrowly ovoid; stem glabrous, plant otherwise glab-rous or sparsely ciliate; awn 5-9 mm subsp. variegatus
1. Panicle 3-5 cm wide, broadly ovoid to subglobose; stems pubescent, plant otherwise pilose; awn 2-5 mm subsp. villosulus
subsp. variegatus. Syn: Zerna variegata (Bieb.) Nevski in Acta Univ. Asiae Med. ser. 8b (Bot.) 17:18 (1934)! Bromopsis variegata (Bieb.) Holub in Folia Geobot. Phytotax. (Praha) 8:169 (1973)! Fl. 6-8. Alpine meadows, 1600-3960 m.
Type: [USSR, Caucasia] in subalpini ditionis Kubensis Caucasi oriehtalis, ad torrentem Jucharibasch, [1812, Steven] (holo. LE! iso, K!).
E. Anatolia. A7 Trabzon: Trabzon to Gümüşane, 1600 m, It. Leyd. 1959: 1810! A8 Çoruh: Göktaş, Alaca(Tiryal)Da., 2530m, Düzenli 729! A9 Kars: Göle, 25 vi 1967, J.G. Ross! B9 Bitlis: Süphan Da., above Adilcevaz, 3962m, D. 24661! B10 Kars: Grand Ararat (Büyük Ağri Da.), 2400 m, 11 viii 1910, B. Post!
S.W. Asia, Caucasus, Afghanistan. Ir.-Tur. element.