A slow growing, clumping bamboo. Culms black 4–8(–10) m, to 5 cm or more in diameter and finely textured foliage. Leaves are narrow and dark green, to 5 inches long. Flowering branchlets shortly spicate, 3.5–5 cm, scaly bracts 4–8. Spathes 4–6, glabrous or puberulous; auricles absent; oral setae few or absent; blade usually subulate or ovate-lanceolate, small; pseudospikelets 1–3 per spathe. Spikelets lanceolate, 1.5–2 cm; florets 2 or 3. Glumes (absent or)1–3, abaxially ± distally pubescent; rachilla pubescent; lemma 1.2–1.5 cm, densely pubescent; palea shorter than lemma. Anthers ca. 8 mm; stigmas 3.
Herb Effects
Antipyretic and diuretic (leaves); antipyretic, antitussive, expectorant and sedative (juice of the stems); antiemetic, depurative and sedative (epidermis of the stem bark); astringent, antipyretic, diuretic and styptic (root).
The leaves are used internally in the treatment of fevers (especially infantile convulsions), vomiting and nosebleeds. The juice of the stems are taken internally in the treatment of lung infections with cough and phlegm. The epidermis of the stem bark is used internally in the treatment of vomiting, nosebleeds, coughs etc. The root is used in the treatment of rabies.