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FOC | Family List | FOC Vol. 22 | Poaceae | Kengyilia

18. Kengyilia alatavica (Drobow) J. L. Yang et al., Canad. J. Bot. 71: 343. 1993.

毛稃以礼草 mao fu yi li cao

Culms densely tufted, erect or geniculate at base, 25–70 cm tall, smooth and glabrous, puberulent at nodes, or densely retrorsely hairy throughout. Leaf sheath smooth and glabrous or densely pubescent; leaf blade glaucous, 5–10 × 0.3–0.5 cm, abaxial surface smooth and glabrous or pubescent, adaxial surface scabrous (together with margin) or puberulent. Spike erect, dense, 5–8 × 0.8–1.1 cm; rachis puberulent to densely pubescent, margin scabrous or hispidulous. Spikelets green or purplish green, 10–16 × 5–7 mm, with 3–6 florets. Glumes lanceolate, 7–11 × ca. 2.5 mm, 5-veined, glabrous, or scabrous distally, margin broadly membranous. Lemma lanceolate, 8–9 mm, densely hispidulous or pubescent; awn 2–5 mm. Palea equaling or slightly longer than lemma, ciliate along keels distally. Lodicules shortly broadly triangular or long narrowly triangular. Anthers yellow, 2–3 mm. Fl. and fr. Jun–Sep.

Meadows on mountain slopes, dry steppes; 1500–3000 m. Gansu, Xinjiang, Xizang [Mongolia, Russia].

1 Culms smooth and glabrous or nodes puberulent; leaf sheath smooth, glabrous, leaf blade abaxial surface smooth, glabrous; lodicules shortly broadly triangular.   18a var. alatavica
+ Culms densely retrorsely hairy throughout; leaf sheath densely pubescent, leaf blade abaxial surface pubescent; lodicules long narrowly triangular.   18b var. longiglumis


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