Gelidocalamus annulatus

HABIT Perennial; caespitose. Rhizomes elongated; leptomorph. Culms erect; 100–250 cm long; 10–15 mm diam.; woody. Culm-internodes terete; with small lumen; 20–30 cm long; distally pubescent; with tubercle-based hairs. Culm-nodes swollen. Lateral branches suffrutescent. Branch complement several, or many. Culm-sheaths persistent; coriaceous; green and white; distinctly mottled with last colour; glabrous, or hispid; with tawny hairs; glabrous on margins; without auricles; glabrous on shoulders. Culm-sheath ligule 1 mm high; ciliolate. Culm-sheath blade linear; erect. Leaves cauline; 1–2(–4) per branch. Ligule a ciliolate membrane. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate, or oblong; 16–27 cm long; 17–25 mm wide. Leaf-blade venation with 10–12 secondary veins; with distinct cross veins. Leaf-blade apex acuminate.

INFLORESCENCE Flowering specimens unknown.

DISTRIBUTION Asia-temperate: China.

NOTES Arundinarieae. Wen 2002.

Please cite this publication as detailed in How to Cite Version: 3rd February 2016.