GrassBase - The Online World Grass Flora


W.D. Clayton, M. Vorontsova, K.T. Harman & H. Williamson

© Copyright The Board of Trustees, Royal Botanic Gardens, Kew.

Ochlandra ebracteata

HABIT Perennial; caespitose. Rhizomes short; pachymorph. Culms 300–460 cm long; 20–40 mm diam.; woody. Culm-internodes terete; hollow; 35–45 cm long. Lateral branches dendroid. Culm-sheaths 13–25 cm long; 2 times as long as wide; hispid; with dark brown hairs, or black hairs; truncate at apex; auriculate; setose on shoulders; shoulders with 8–10 mm long hairs. Culm-sheath ligule 5–9 mm high; lacerate. Culm-sheath blade lanceolate; reflexed; 12–15 cm long; 15–20 mm wide; acuminate. Leaves cauline. Leaf-sheaths striately veined; glabrous on surface. Leaf-sheath oral hairs ciliate. Leaf-sheath auricles falcate. Ligule an eciliate membrane; 2–4 mm long. Leaf-blade base cuneate; with a brief petiole-like connection to sheath; petiole 0.6–1 cm long. Leaf-blades lanceolate, or oblong; 40–50 cm long; 60–110 mm wide. Leaf-blade midrib prominent beneath. Leaf-blade venation with 20–30 secondary veins; with distinct cross veins. Leaf-blade margins smooth, or scaberulous. Leaf-blade apex acuminate; antrorsely scabrous.

INFLORESCENCE Synflorescence bractiferous; clustered at the nodes; in stellate clusters; 2–3 cm long; 3–33 cm between clusters; with glumaceous subtending bracts; with axillary buds at base of spikelet; prophyllate below lateral spikelets.

FERTILE SPIKELETS Spikelets comprising 1 fertile florets. Spikelets lanceolate; subterete; 25–30 mm long; 5–7 mm wide; falling entire.

GLUMES Glumes several; 5–8 empty glumes; similar; shorter than spikelet. Upper glume ovate.

FLORETS Fertile lemma ovate; 27–36 mm long; chartaceous; without keel. Lemma margins convolute; covering most of palea. Lemma apex acuminate; mucronate.

FLOWER Lodicules 3; lanceolate; 11–14 mm long; membranous; veined. Anthers 50–100; 10–15 mm long; anther tip penicillate. Stigmas 7–9. Ovary with a steeple-like appendage; glabrous.

FRUIT Caryopsis with fleshy pericarp; 32–40 mm long. Endosperm farinose.

DISTRIBUTION Asia-tropical: India.

NOTES Bambuseae. Tewari 1996.

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