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.

Leersia perrieri

HABIT Annual; caespitose. Culms geniculately ascending; 15–30 cm long. Ligule an eciliate membrane; 2 mm long; truncate. Leaf-blades 3–6 cm long; 2.5–5 mm wide.

INFLORESCENCE Inflorescence a panicle; embraced at base by subtending leaf.

Panicle open; linear; 1.5–3 cm long. Primary panicle branches 1–1.5 cm long.

Spikelets solitary. Fertile spikelets sessile.

FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; compressed strongly; 3.5–4 mm long; falling entire. Spikelet callus oblong; 0.5 mm long; base obtuse.

GLUMES Glumes both absent or obscure.

FLORETS Fertile lemma 3–3.5 mm long; chartaceous; keeled; 5 -veined. Lemma midvein ciliolate. Lemma margins involute. Lemma apex acute; awned; 1 -awned. Principal lemma awn 5–6 mm long overall; limb scaberulous. Palea elliptic; 1 length of lemma; chartaceous; 3 -veined; 1-keeled. Palea keels ciliolate. Palea apex entire; awned; awns 1.5–2 mm long.

FLOWER Lodicules 2. Anthers 6. Stigmas 2.

DISTRIBUTION Africa: western Indian ocean.

NOTES Oryzeae. WDC.

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