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(Last Modified On 10/23/2012)
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(Last Modified On 10/23/2012)
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Species
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RYNCHOSPORA CEPHALOTES (L.) Vahl
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PlaceOfPublication
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Enum. 2:237. 1806.
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Synonym
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Scirpus cephalotes L. Sp. P1. ed. 2. 76. 1762.
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Description
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Rhizomes coarse; culms usually 1 m. high, leafy; leaves long, flat, 4-12 mm. wide, scabrous on the margin; spikelets greenish or pale brown, numerous in a dense ovoid head 2-4 cm. long; bracts large and leaf-like; spikelets about 7 mm. long; achene 1.5 mm. long, nearly orbicular, light brown, reticulate; bristles 6, equaling the achene, the beak longer than the body.
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Distribution
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An abundant forest species, Mexico and the West Indies to northern South America.
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Note
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The plant is rarely collected in fruit.
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Specimen
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VERAGUAS: between Cafiazas and the foot of the Cordillera Central, headwaters of Rio Cafiazas, 300-600 m., Allen I82. CANAL ZONE: Rio Indio, 70-100 m., Dodge d Allen I7373, I7375; Ancon Hill, Greenman C& Greenman 5I03; Barro Colorado Island, Svenson 426. PANAMA: Arraij'an, ca. 15 m., Woodson, Allen d Seibert I382; along Rio Tecu'men, n. of Chepo road, up to 30 m., Hunter. & Allen 246; Taboga Island, G. S. Miller 2039; Trapeche Island, Pearl Islands, Miller I897.
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