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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 0.5–2 cm long. Ligule an eciliate membrane.
INFLORESCENCE Inflorescence a panicle; subtended by an inflated leaf-sheath; embraced at base by subtending leaf.
Spikelets solitary. Fertile spikelets pedicelled. Pedicels oblong.
FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 3.5–6.5 mm long; breaking up at maturity; disarticulating below each fertile floret.
GLUMES Glumes connate along margins below; persistent; shorter than spikelet. Lower glume obovate; 1 length of upper glume; coriaceous; 1-keeled; 3 -veined. Lower glume surface without pits; pubescent. Lower glume apex cuspidate. Upper glume obovate; 0.6–0.7 length of adjacent fertile lemma; coriaceous; 1-keeled; 3 -veined. Upper glume surface pubescent; with clavate hairs. Upper glume apex cuspidate.
FLORETS Fertile lemma oblong; coriaceous; much thinner on margins; keeled; wingless; 5 -veined. Lemma surface scaberulous; unwrinkled; without grooves; pubescent; with clavate hairs. Lemma apex attenuate; awned; 1 -awned. Palea 0.8 length of lemma; 2 -veined.
FLOWER Lodicules absent. Anthers 2. Ovary glabrous.
FRUIT Caryopsis with adherent pericarp; ellipsoid; trigonous; apex rostrate. Embryo 0.25–0.33 length of caryopsis. Hilum punctiform.
DISTRIBUTION Temperate Asia.
Please cite this publication as detailed in How to Cite Version: 16th November 2012.