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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. Stolons absent, or present. Culms geniculately ascending; 8–60 cm long; rooting from lower nodes. Ligule a fringe of hairs.
INFLORESCENCE Inflorescence a panicle.
Spikelets solitary. Fertile spikelets pedicelled. Pedicels linear.
FERTILE SPIKELETS Spikelets comprising 2–6 fertile florets; without rhachilla extension. Spikelets elliptic; laterally compressed; 9–18 mm long; falling entire. Spikelet callus linear; bearded; base truncate. Rhachilla internodes definite. Floret callus elongated; pubescent; pungent.
GLUMES Glumes exceeding apex of florets; firmer than fertile lemma. Lower glume ovate; 1 length of upper glume; chartaceous; 1-keeled; 5–10 -veined. Lower glume surface without pits. Lower glume apex acute. Upper glume lanceolate; 3 length of adjacent fertile lemma; chartaceous; without keels; 3–5 -veined. Upper glume apex acute.
FLORETS Fertile lemma oblong; cartilaginous; without keel; wingless; 7–9 -veined. Lemma surface unwrinkled; without grooves; pubescent. Lemma apex lobed; 2 -fid; incised 0.3 of lemma length; awned; 3 -awned. Principal lemma awn from a sinus; geniculate. Lateral lemma awns shorter than principal. Palea 1 length of lemma; 2 -veined. Palea keels approximate.
FLOWER Lodicules 2.
FRUIT Caryopsis with adherent pericarp. Hilum linear; 0.8–0.9 length of caryopsis.
Please cite this publication as detailed in How to Cite Version: 16th November 2012.