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

15. Festuca yunnanensis St.-Yves, Rev. Bretonne Bot. Pure Appl. 2: 72. 1927.

滇羊茅 dian yang mao

Plant loosely tufted; shoots extravaginal. Culms rigid, 65–90 cm tall, glabrous or villous. Leaf sheaths glabrous or pubescent on innovation shoots; auricles present as erect swellings or absent; leaf blades usually folded, occasionally flat, 25–35 cm × 3–5 mm. Panicle loose, erect, 12–15(–19) cm; branches 3–10 cm, 2 at lower nodes, lower 1/3 naked. Spikelets 9–10 mm; florets 4–5; glumes glabrous or pubescent; lower glume lanceolate, 3.8–4.2 mm; upper glume lanceolate, 5.3–5.7 mm; rachilla internodes scabrid or pubescent; lemmas 6.8–7.2 mm, scabrid or villous; awns (0.5–)1–2(–5) mm; palea keels ciliolate to long-ciliate. Anthers 2.5–3.5 mm. Ovary apex glabrous or sparsely hairy. Fl. and fr. Jun–Aug.

* Subalpine meadows, Pinus forests; 2900–4800 m. Sichuan, Yunnan.

1 Glumes smooth, glabrous; lemmas scabrid on upper back, margins glabrous; palea keels ciliolate along upper 1/3.   15a var. yunnanensis
+ Glumes pubescent; lemmas long villous on back, margins ciliate; palea keels long ciliate.   15b var. villosa


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