光稃羊茅 guang fu yang mao

Festuca formosana E. B. Alexeev, Byull. Moskovsk. Obshch. Isp. Prir., Otd. Biol. 83(5): 98. 1978, not Honda (1928); F. taiwanensis S. L. Lu, nom. illeg. superfl.

Plant densely tufted; shoots intravaginal. Culms 15–30 cm tall. Leaf blades conduplicate, 5–12 cm × 0.6–0.8 mm, veins 5 or 7; adaxial to abaxial sclerenchyma strands absent, abaxial sclerenchyma in a continuous ring. Panicle contracted, 2.5–4.5 cm; branches scabrid. Spikelets ovate, 8–9 mm, greenish; florets 4–6; lemmas 5.5–5.7 mm, smooth; awns 2–2.5 mm; palea keels smooth or scaberulous. Anthers 1.8–2 mm. Ovary apex glabrous.

* Among rocks, open mountain ridges; ca. 4300 m. Taiwan.

This species is known only from the type and is perhaps no more than an extreme variant of Festuca ovina.