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GrassBase - The Online World Grass Flora
Descriptions
W.D. Clayton, M. Vorontsova, K.T. Harman & H. Williamson
© Copyright The Board of Trustees, Royal Botanic Gardens, Kew.
Gelidocalamus multifolius
HABIT Perennial. Rhizomes elongated; leptomorph. Culms erect; 150 cm long; 10 mm diam.; woody. Culm-internodes terete; 10–26 cm long; mid-green; distally pubescent. Culm-sheaths green; pubescent; hairy at the base; without auricles; setose on shoulders; shoulders with straight hairs. Culm-sheath ligule 1 mm high; purple; ciliolate. Culm-sheath blade lanceolate; reflexed; glabrous on surface. Leaves cauline; 3–5 per branch. Leaf-sheaths ribbed; glabrous on surface. Leaf-sheath oral hairs lacking. Leaf-sheath auricles absent. Ligule an eciliate membrane; 1.5 mm long; truncate. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate; 8–14 cm long; 15–25 mm wide. Leaf-blade venation with 8–12 secondary veins. Leaf-blade surface pubescent; hairy abaxially. Leaf-blade apex acuminate.
INFLORESCENCE Inflorescence a panicle.
Panicle open; pyramidal; 10–15 cm long; 5–7 cm wide.
Spikelets solitary. Fertile spikelets pedicelled.
FERTILE SPIKELETS Spikelets comprising 2–4 fertile florets; with diminished florets at the apex. Spikelets lanceolate; subterete; 8–14 mm long; breaking up at maturity; disarticulating below each fertile floret.
GLUMES Glumes two; persistent; similar; shorter than spikelet. Lower glume lanceolate. Upper glume lanceolate.
FLORETS Fertile lemma lanceolate; chartaceous; without keel. Lemma apex acuminate. Palea 1 length of lemma. Palea keels eciliate.
FLOWER Lodicules 3; obovate; ciliate. Anthers 3. Stigmas 2. Ovary glabrous.
FRUIT Caryopsis obovoid; 3 mm long; grey.
DISTRIBUTION Asia-temperate: China.
NOTES Arundinarieae. Fl China 2006.
Please cite this publication as detailed in How to Cite Version: 3rd February 2016.