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(Last Modified On 10/18/2012)
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(Last Modified On 10/18/2012)
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Species
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PANICUM HIRTICAULE
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PlaceOfPublication
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Rel. Haenk. 1:308. 1830.
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Synonym
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Panicum flabellatum Fourn. Bull. Soc. Bot. France II. 27:293. 1880. Panicum Polygonatum var. P. hirticaule Fourn. Mex. P1. 2:28. 1886.
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Description
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Annual; culms 15-70 cm. high in small erect tufts, sparingly branched, papillose-hispid, especially below the nodes; sheaths usually a little shorter than the internodes, conspicuously papillose-hispid with spreading hairs; ligule ciliate, about 1 mm. long; blades 8-25 cm. long, 4-10 mm. wide, lanceolate, subcordate, sparsely to rather densely papillose-hispid, the margins scabrous and often papillose- hispid-ciliate; panicles 5-15 cm. long, usually brown, the rather slender ascending branches naked in the lower half; spikelets 2.5-3.3 mm. long, acuminate or abruptly pointed, the first glume acute, half to two-thirds as long as the spikelet; fruit 1.8-2 mm. long, smooth and shining.
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Distribution
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Fields, brushy slopes, and waste ground, southwestern United States to Bolivia.
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Specimen
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CANAL ZONE: Balboa, Standley 25277, 27407. PANAMA: Taboga Island, Standley 27960.
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