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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. Rhizomes elongated. Culms scandent; 50–150 cm long. Lateral branches lacking. Ligule an eciliate membrane. Leaf-blades stiff.
INFLORESCENCE Inflorescence a panicle.
Spikelets solitary. Fertile spikelets pedicelled. Pedicels cuneate.
FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed, or subterete; 10–11 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pilose.
GLUMES Glumes persistent; exceeding apex of florets; thinner than fertile lemma; gaping. Lower glume lanceolate; 0.9 length of upper glume; membranous; 1-keeled; 5–7 -veined. Lower glume surface scabrous; without pits. Lower glume apex truncate, or obtuse. Upper glume lanceolate; 1.1 length of adjacent fertile lemma; membranous; with hyaline margins; 1-keeled; 5–7 -veined. Upper glume surface scabrous. Upper glume apex truncate, or obtuse.
FLORETS Fertile lemma elliptic; subterete; chartaceous; without keel; wingless; 9 -veined. Lemma surface unwrinkled; without grooves; villous. Lemma apex dentate; 2 -fid; muticous, or awned; 1 -awned. Principal lemma awn from a sinus. Palea 1 length of lemma; chartaceous; 5–7 -veined; without keels. Palea surface pilose.
FLOWER Lodicules 3; membranous; ciliate; obtuse. Anthers 3. Stigmas 2.
DISTRIBUTION Temperate Asia.
Please cite this publication as detailed in How to Cite Version: 3rd February 2016.