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.

Leersia angustifolia

HABIT Annual; caespitose. Culms 40–60 cm long. Ligule an eciliate membrane; acute. Leaf-blades 10–20 cm long; 2–3 mm wide. Leaf-blade margins smooth.

INFLORESCENCE Inflorescence a panicle.

Panicle open; lanceolate; 8–12 cm long; 1–4 cm wide; contracted about primary branches. Primary panicle branches simple; 2–6 cm long; naked below.

Spikelets solitary. Fertile spikelets pedicelled.

FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; compressed strongly; 2.2–2.8(–3.6) mm long; 1–1.25 mm wide; falling entire.

GLUMES Glumes both absent or obscure.

FLORETS Fertile lemma 2.2–2.8(–3.6) mm long; chartaceous; keeled; 5 -veined. Lemma midvein pectinately ciliate; hairy above. Lemma surface scabrous. Lemma margins involute. Lemma apex acute. Palea elliptic; 1 length of lemma; chartaceous; 3 -veined; 1-keeled. Palea keels pectinate. Palea surface scabrous. Palea apex entire; acute.

FLOWER Lodicules 2. Anthers 6. Stigmas 2.

DISTRIBUTION Africa: west-central tropical and northeast tropical.

NOTES Oryzeae. WDC.

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