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(Last Modified On 10/12/2012)
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(Last Modified On 10/12/2012)
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Genus
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CTENIUM
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PlaceOfPublication
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Denkschr. Baier. Akad. Wiss. Miinchen 4:288.pl.I3.1813.
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Synonym
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Campulosus Desv. Nouv. Bull. Soc. Philom. (Paris) 2:189. 1810.
Monocera Ell. Bot. S. C. & Ga. 1:176. 1816.
Monathera Raf. Amer. Month. Mag. 4:190. 1819.
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Description
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Spikelets several-flowered, sessile in two rows on one side of a flattened rachis, the rachilla disarticulating above the glumes, the first two florets sterile, the third fertile, the upper ones remote, much smaller, staminate or neuter; first glume short, acute, 1-nerved; second glume acute or subacuminate, 2- to 3-nerved, the nerves approximate, the lateral ones usually with a conspicuous row of glands, the central nerve excurrent from the middle of the back in a stout or rather slender divergent awn; florets bearded on the callus; lemmas acute or acuminate, sometimes minutely toothed, 3-nerved, the margins variously ciliate, awned from the back or from between the teeth, the awn of the second sterile lemma usually much longer than the others; palea subacute or subobtuse, as long as the lemma, narrow, the nerves sometimes excurrent in short awns.
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Note
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Erect, tufted perennials with tall slender culms, firm flat narrow blades, and usually solitary, arcuate or flexuous spikes.
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