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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 erect, or geniculately ascending; robust; 70–150 cm long. Ligule an eciliate membrane. Leaf-blades stiff. Leaf-blade apex pungent.
INFLORESCENCE Inflorescence a panicle.
Spikelets solitary. Fertile spikelets pedicelled.
FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 9–12 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded.
GLUMES Glumes persistent; exceeding apex of florets. Lower glume lanceolate; 1 length of upper glume; chartaceous; 1-keeled; 1–3 -veined. Lower glume lateral veins absent. Lower glume surface asperulous; without pits. Lower glume apex acute. Upper glume lanceolate; 1-keeled; 3 -veined. Upper glume apex acuminate.
FLORETS Fertile lemma lanceolate; cartilaginous; keeled; wingless; 3–7 -veined. Lemma surface asperulous; unwrinkled; without grooves. Lemma apex dentate; 2 -fid; awned. Principal lemma awn subapical. Palea 2–4 -veined. Palea keels scaberulous.
FLOWER Anthers 3.
Please cite this publication as detailed in How to Cite Version: 3rd February 2016.