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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; leptomorph. Culms erect; 40–80 cm long; woody. Culm-internodes terete; hollow; distally mealy. Lateral branches sparse. Bud complement 1. Branch complement one; solitary; as thick as stem. Leaves 2–3 per branch. Leaf-sheaths glabrous on surface. Leaf-sheath oral hairs setose; spreading. Ligule an eciliate membrane; 2 mm long. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate; 14–19 cm long; 26–54 mm wide; mid-green and glaucous; discolorous with last colour beneath and variegated (white margins). Leaf-blade surface glabrous.
INFLORESCENCE Inflorescence a panicle.
Panicle open; ovate; 11–15 cm long.
Spikelets solitary. Fertile spikelets pedicelled.
FERTILE SPIKELETS Spikelets comprising 4–6 fertile florets; with diminished florets at the apex. Spikelets linear, or oblong; laterally compressed; 12–15 mm long; breaking up at maturity; disarticulating below each fertile floret.
GLUMES Glumes persistent; shorter than spikelet; thinner than fertile lemma. Lower glume lanceolate; scarious; without keels. Lower glume apex acute. Upper glume ovate; scarious; without keels. Upper glume apex acute.
FLORETS Fertile lemma ovate; 8–9 mm long; chartaceous; without keel. Lemma apex acute. Palea apex dentate; 2 -fid. Apical sterile florets resembling fertile though underdeveloped.
FLOWER Lodicules 3; 2 mm long. Anthers 6. Stigmas 3.
FRUIT Caryopsis with adherent pericarp; apex unappendaged.
DISTRIBUTION Asia-temperate: Soviet far east and eastern Asia.
NOTES Arundinarieae. Nakai 1996.
Please cite this publication as detailed in How to Cite Version: 3rd February 2016.