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(Last Modified On 10/16/2012)
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(Last Modified On 10/16/2012)
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Species
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MUHLENBERGIA EMERSLEYI
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PlaceOfPublication
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Contr. U. S. Nat. Herb. 3:66. 1892.
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Synonym
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Mublenbergia vaseyana Scribn. Rep. Mo. Bot. Gard. 10:52. 1899. Epicampes emersleyi Hitchc. Bull. U. S. Dept. Agr. 772:144. 1920. Epicampes subpatens Hitchc. Bull. U. S. Dept. Agr. 772:144. 1920.
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Description
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Densely tufted perennial; culms erect, 0.5-1 m. high, glabrous; sheaths flatten- ed and keeled, glabrous, the lower ones elongate, all longer than the internodes; ligule thin, lacerate, 1-2 -cm. long; blades elongate, conduplicate at the base, 2-4 mm. wide, scabrous, especially on the margins; panicles 15-40 cm. long, narrow, dense, but rather loose, erect, the narrowly ascending branches 5-10 cm. long, naked below for a short distance, or spikelet bearing nearly to the base; spikelets 2-2.5 mm. long; glumes equal, as long as or a little shorter than the floret, acute, scabrous; lemma scabrous above, villous across the back near the base, the awn mostly 1-2 cm. long.
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Distribution
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Dry savannas and open grassy hillsides, southwestern United States to Panama.
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Specimen
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CHIRIQUI: El Boquete, Hitchcock 8I74, 824I, 8242; Cerro Vaca, Pittier 5360; road toward Dolega, Hitchcock 8340. COCLE: Ola, Pittier 5042, 5o62; El Valle de Ant6n, Allen 2812.
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