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

21. Kengyilia batalinii (Krasnov) J. L. Yang et al., Canad. J. Bot. 71: 343. 1993.

巴塔以礼草 ba ta yi li cao

Culms densely tufted, erect or geniculate at base, 12–40 cm tall, glabrous or puberulent below spike. Leaf sheath glabrous, pubescent or densely so, or ciliate at margin; ligule short; leaf blade flat or involute, ca. 0.4 cm wide, abaxial surface glabrous or pubescent, adaxial surface softly hairy. Spike dense, 2.5–7 × 0.6–1 cm; rachis glabrous, puberulent, or densely villous; internodes 2–5 mm. Spikelets green or purplish green, 8–14 mm, with 3–6 florets, softly pale hairy. Glumes oblong-ovate or ovate-lanceolate, 4–7 mm, herbaceous, 3–5-veined, white hirsute or softly hairy, ciliate along veins, margin broadly membranous, apex acute or with awn 2–4 mm. Lemma ovate or broadly lanceolate, 6–8 mm, densely hirsute or softly long hairy; awn slightly curved, 8.5–13 mm. Palea lanceolate, subequaling lemma, ciliolate along keels distally, apex truncate or emarginate. Anthers yellow or purple, 2.5–4 mm. Fl. and fr. Jun–Sep.

Mountain slope grasslands, alpine steppes; 2100–4200 m. Xinjiang, Xizang [Mongolia, Russia].

1 Culms 20–40 cm tall; leaf sheath glabrous, rarely pubescent or margin ciliate; spike rachis glabrous or puberulent; anthers yellow, ca. 4 mm.   21a var. batalinii
+ Culms 12–25(–35) cm tall; leaf sheath densely pubescent; spike rachis densely villous; anthers purple, 2.5–2.7 mm.   21b var. nana


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