GrassBase - The Online World Grass Flora

Descriptions

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

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

Neomicrocalamus setiger

HABIT Perennial; caespitose. Rhizomes short; pachymorph. Culms erect, or leaning; 600 cm long; 12–18 mm diam.; woody. Culm-internodes terete; hollow; 25–30 cm long; smooth. Culm-nodes flush with internodes. Lateral branches dendroid; arising from upper culm. Culm-sheaths persistent; 15–19 cm long; chartaceous. Culm-sheath blade linear; 1.1–2 cm long. Leaves cauline. Leaf-sheaths smooth. Leaf-sheath oral hairs setose; curly. Leaf-sheath auricles erect. Ligule an eciliate membrane. Leaf-blade base with a brief petiole-like connection to sheath; petiole 0.3–0.6 cm long. Leaf-blades lanceolate; 12–26 cm long; 18–30 mm wide. Leaf-blade venation with 10–14 secondary veins. Leaf-blade surface puberulous; hairy abaxially. Leaf-blade margins scabrous. Leaf-blade apex attenuate; filiform.

INFLORESCENCE Synflorescence bractiferous; clustered at the nodes; in untidy tufts; with glumaceous subtending bracts; with axillary buds at base of spikelet; prophyllate below lateral spikelets; leafless between clusters.

FERTILE SPIKELETS Spikelets comprising 1 fertile florets. Spikelets ovate; subterete; 18–22 mm long; falling entire.

GLUMES Glumes several; 3 empty glumes; similar; shorter than spikelet. Upper glume ovate; 7–13 mm long. Upper glume apex acute; mucronate.

FLORETS Fertile lemma ovate; 18–22 mm long; chartaceous; without keel. Lemma margins convolute; covering most of palea. Lemma apex acute. Palea tightly convolute around flower; 1 length of lemma; without keels.

FLOWER Lodicules several (5); 1.3–1.4 mm long; membranous; veined. Anthers 26–32; 12–15 mm long. Filaments free. Stigmas 5. Ovary with a steeple-like appendage.

FRUIT Caryopsis with fleshy pericarp; oblong; 68 mm long. Endosperm farinose.

DISTRIBUTION Asia-tropical: India.

NOTES Bambuseae. Seeth. & Kumar 2002.

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