假枝雀麦 jia zhi que mai

Perennial. Culms loosely tufted, erect, 70–120 cm tall, 2–3 mm in diam., glabrous, 5–8-noded. Leaf sheaths glabrous or with sparse hairs, upper sheaths with leaf auricles; leaf blades 20–45 cm × 4–9 mm, abaxial surface and margins scabrid, adaxial surface pubescent; ligule ca. 1.5 mm. Panicle spreading, 20–30 cm, nodding; branches 2 per node, 3–5 cm, scabrid, slender, curved, each bearing 1–3 spikelets. Spikelets 20–25 × 6–10 mm, tinged with purple, florets 6–10; rachilla internodes ca. 2 mm, minutely hairy, laterally visible; lower glume ca. 8–10 mm, 1-veined, upper glume 11–13 mm, 3-veined, margins pubescent, not membranous, apex acuminate-mucronate; lemmas lanceolate, 12–15 × 1.5–2 mm in side view, inconspicuously 7-veined, margins pubescent, awned from apex; awn 4(–9) mm, slender, straight; palea slightly shorter than lemma and narrow, keels ciliate. Anthers ca. 2 mm.

* Alpine meadows; ca. 3600 m. Xizang, NW Yunnan.

No material has been seen of Bromus pseudoramosus var. sed-gioides B. S. Sun & H. Peng (Guihaia 13: 224. 1993), described from Guizhou (Hezhang).