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 absent (2), or short (1). Culms erect; 40–85–150 cm long. Ligule an eciliate membrane (2), or a ciliolate membrane (2).

INFLORESCENCE Inflorescence a panicle; exserted, or embraced at base by subtending leaf (1).

Panicle open.

Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform.

FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; 3.5–6.416–11 mm long; falling entire. Spikelet callus linear.

GLUMES Glumes both absent or obscure.

FLORETS Fertile lemma lanceolate (1), or elliptic (2), or ovate (1); membranous; without keel; wingless; 5 -veined, or 6–7 -veined (1). Lemma midvein without distinctive roughness (2), or scaberulous (1). Lemma lateral veins ribbed. Lemma surface smooth (1), or scaberulous (1), or scabrous (1); unwrinkled; without grooves; glabrous (2), or hispidulous (1); hairy on veins (1/1). Lemma apex acuminate; muticous (1), or awned (2); 1 -awned (2/2). Palea 0.8 length of lemma; 2 -veined (1), or 3 -veined; without keels.

FLOWER Lodicules 2. Anthers 1.

FRUIT Caryopsis with adherent pericarp; ellipsoid (2/2), or oblong (1/2).

DISTRIBUTION Temperate Asia, or Tropical Asia (1).

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