短柄箭竹 duan bing jian zhu

Arundinaria brevipes McClure, Sunyatsenia 6(1): 28. 1941; Sinarundinaria brevipes (McClure) Keng ex P. C. Keng.

Rhizome, culm, and culm sheath unknown. Leaf sheath purple or purple-brown, initially apically white-gray setose; auricles absent or small; oral setae several, curved, yellow-brown, 1–5 mm; ligule purple, truncate, ca. 1 mm, glabrous; blade narrowly lanceolate, 2.5–6 × 0.3–0.4 cm, glabrous or abaxially initially setulose proximally, secondary veins 2-paired, transverse veins obscure, base cuneate or rounded, one margin serrulate, other margin obscurely so, apex acuminate. Inflorescence a raceme, exserted from spathe; spikelets 3–6, 1.8–3 cm, rachilla 3–4 mm, gray-yellow setose, margins ciliate, apex swollen; florets 3–5, purple. Glumes 2, glabrous, apex long mucronate; lemma narrowly triangular, apex long mucronate; palea keels sparsely setulose; lodicules ciliate. Anthers yellow, glabrous. Ovary ovoid, glabrous; style 1; stigmas 3, white. Caryopsis unknown.

* Yunnan.

The type locality remains unknown.