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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 Annual. Culms geniculately ascending; 20–50 cm long. Ligule an eciliate membrane. Leaf-blades lanceolate.
INFLORESCENCE Inflorescence composed of racemes; subtended by an inflated leaf-sheath.
Racemes single; erect; multilateral. Rhachis angular.
Spikelets spreading; solitary. Fertile spikelets pedicelled. Pedicels linear.
FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets oblong; like a bird's head; laterally compressed; gibbous; 2.5–2.75 mm long; falling entire. Spikelet callus cuneate; pilose; base truncate.
GLUMES Glumes exceeding apex of florets; firmer than fertile lemma; gaping. Lower glume elliptic; gibbous; 1.2–1.3 length of upper glume; coriaceous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume surface scabrous; transversely waisted; without pits. Lower glume apex acute. Upper glume oblong; 1.6–2 length of adjacent fertile lemma; coriaceous; 1-keeled; 1 -veined. Upper glume primary vein pectinately ciliate. Upper glume surface scabrous. Upper glume apex acute.
FLORETS Fertile lemma oblong; hyaline; without keel; wingless; 0 -veined. Lemma surface unwrinkled; without grooves. Lemma apex acute. Palea 0.8 length of lemma; hyaline; 0 -veined; without keels.
FLOWER Anthers 2. Stigmas 2; sparsely hairy.
FRUIT Caryopsis with adherent pericarp; oblong. Hilum punctiform.
DISTRIBUTION Tropical Asia.
Please cite this publication as detailed in How to Cite Version: 27th January 2014.