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 decumbent; 20–40 cm long; rooting from lower nodes. Ligule an eciliate membrane. Leaf-blades lanceolate.

INFLORESCENCE Inflorescence a panicle.

Panicle capitate.

Spikelets solitary. Fertile spikelets pedicelled.

FERTILE SPIKELETS Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets laterally compressed; 5–6 mm long; falling entire. Rhachilla internodes definite.

GLUMES Glumes exceeding apex of florets. Lower glume ovate; 0.6–0.7 length of upper glume; chartaceous; without keels; 7 -veined. Lower glume lateral veins ribbed. Lower glume surface without pits; pilose. Lower glume apex acute; awned. Upper glume ovate; 1.2 length of adjacent fertile lemma; chartaceous; without keels; 7 -veined. Upper glume surface scabrous. Upper glume apex acuminate; awned; 1 -awned.

FLORETS Fertile lemma elliptic; chartaceous; without keel; wingless; 5 -veined. Lemma midvein scaberulous. Lemma surface unwrinkled; without grooves. Lemma margins involute; interlocking with palea keels. Lemma apex dentate; 2 -fid; awned; 1 -awned. Palea 1 length of lemma; hyaline; 2 -veined. Palea keels ciliolate. Palea surface pubescent. Palea apex dentate.

FLOWER Lodicules 2; fleshy. Anthers 3. Stigmas 2.

FRUIT Caryopsis with adherent pericarp; ellipsoid. Hilum punctiform.


Please cite this publication as detailed in How to Cite Version: 3rd February 2016.