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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.
HABIT Perennial; mat forming, or caespitose. Stolons present; with alternating elongated and bunched internodes. Culms 10–70 cm long; wiry. Ligule a fringe of hairs. Leaf-blades flat, or convolute; 2–30 cm long; 1–4 mm wide; stiff. Leaf-blade apex pungent.
INFLORESCENCE Inflorescence a panicle.
Panicle spiciform; linear; 1.5–20 cm long; 0.2–0.4 cm wide. Primary panicle branches appressed; 0.1–0.3(–0.5) cm long. Panicle branches glabrous in axils.
Spikelets solitary. Fertile spikelets pedicelled.
FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 1.4–2.2(–2.8) mm long; breaking up at maturity; disarticulating below each fertile floret.
GLUMES Glumes deciduous; similar; reaching apex of florets, or shorter than spikelet. Lower glume lanceolate, or ovate; 0.2–1 mm long; 0.25–0.33 length of upper glume; hyaline; without keels; 1 -veined. Lower glume lateral veins absent. Lower glume apex acute. Upper glume ovate; 0.8–2.2 mm long; 0.66–1 length of adjacent fertile lemma; hyaline; pallid; without keels; 1 -veined. Upper glume lateral veins absent. Upper glume apex acute.
FLORETS Fertile lemma oblong; 1.4–2.2(–2.8) mm long; hyaline; pallid; without keel; 1 -veined. Lemma apex acute. Palea 2 -veined. Palea keels approximate.
FLOWER Anthers 3; 1–1.2 mm long.
FRUIT Caryopsis with free soft pericarp; ellipsoid; 0.7–1.1 mm long.
DISTRIBUTION Africa: north, Macaronesia, west tropical, west-central tropical, northeast tropical, east tropical, southern tropical, and south. Asia-temperate: Arabia. Asia-tropical: India.
NOTES Eragrostideae. FTEA.
Please cite this publication as detailed in How to Cite Version: 16th November 2012.