IUCN threat status:

Not evaluated

Morphology

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Description

Coarsely tufted perennial; culms 15-100 (-200) cm high, erect or spreading, slender to stout, the vegetative shoots strongly compressed. Leaf-blades 10-45 cm long, 2-14 mm wide, folded at first, glabrous; sheaths strongly compressed and keeled; ligule 2-10 mm long, acute or lacerate. Panicle oblong to ovate, 2-30 cm long, the branches close together and spike-like or usually with the lower distant and bare at the base. Spikelets oblong or wedge-shaped, 5-9 mm long; glumes lanceolate to ovate, ciliate on the keel, finely pointed; lemma lanceolate to oblong in side view, 4-7 mm long, the keel ciliate or rough, tipped with a rigid awn up to 1.5 mm long.

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Creative Commons Attribution Non Commercial Share Alike 3.0 (CC BY-NC-SA 3.0)

© Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA

Source: Missouri Botanical Garden

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