Yushania addingtonii

HABIT Perennial. Rhizomes short (21 cm); pachymorph. Culms arching; 300–450 cm long; 8–12 mm diam.; woody. Culm-internodes terete; hollow; 18–22 cm long; smooth; distally pruinose. Culm-nodes flush with internodes. Lateral branches dendroid. Branch complement many; with subequal branches. Culm-sheaths deciduous; 26 cm long; coriaceous and chartaceous (above); hispid; with black hairs; without auricles; ciliate on shoulders; shoulders with 2–3 mm long hairs. Culm-sheath ligule 1–2 mm high; ciliolate. Culm-sheath blade linear; narrower than sheath; demarcated but persistent; reflexed; 4–12 cm long. Leaves 3–6 per branch. Leaf-sheaths 3–5 cm long; glabrous on surface; outer margin glabrous. Leaf-sheath oral hairs ciliate; deciduous; 1 mm long. Leaf-sheath auricles absent. Ligule a ciliolate membrane; 1 mm long. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate; 11–17 cm long; 10–16 mm wide. Leaf-blade venation with 9–11 secondary veins; with distinct cross veins. Leaf-blade surface glabrous. Leaf-blade margins scabrous. Leaf-blade apex acuminate.

INFLORESCENCE Flowering specimens unknown.

DISTRIBUTION Asia-temperate: China.

NOTES Arundinarieae. Demoly 2007.

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