. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Cyperus flavicomus Vahl, Enum. 2 : 360. 1806. Not Michx, Pycraeus sabulosus Mart. & Schrad.; Mart. Fl. Bras. 21: 10. 1842. Cyperus sabulosus Mart. & Schrad.; Boeckl. Linnaea 35: 468. 1867-68. Annual, culms stout or slender, i°-3° tall, leafy be- low. Leaves smooth, or rough-margined, 2"-3" wide, those of the involucre 3-8, the longer ones much
. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Cyperus flavicomus Vahl, Enum. 2 : 360. 1806. Not Michx, Pycraeus sabulosus Mart. & Schrad.; Mart. Fl. Bras. 21: 10. 1842. Cyperus sabulosus Mart. & Schrad.; Boeckl. Linnaea 35: 468. 1867-68. Annual, culms stout or slender, i°-3° tall, leafy be- low. Leaves smooth, or rough-margined, 2"-3" wide, those of the involucre 3-8, the longer ones much ex- ceeding the inflorescence; umbels few-several-rayed, often compound; primary rays i'-2i' long; spikelets numerous, usually densely clustered, linear, acute, 4"-io" long, i"-ii" wide, flat, many-flowered, spread- ing; scales oblong, obtuse, thin, dull, yellowish-brown, scarious-margined, faintly 3-nerved; stamens 3; style 2-cleft, little exserted; achenes obovate, lenticular, black,' mucronate, not shining, nearly as long as the scales and often persistent on the rachis after these have fallen away. In wet or moist sandy soil, Virginia to Florida and Louisiana. Also in Brazil. 8. Cyperus inflexus Muhl. Awned Cyperus. Fig. 728. Cyperus inflexus Muhl. Gram. 16. 1817. Cyperus aristatus Boeckl. Linnaea, 35: 500, in part. 1868. Not Rottb. 1773. Annual, culms slender or almost filiform, tufted, i'-6' tall, about equalled by the leaves. Leaves 1" wide or less, those of the involucre 2-3, exceeding the umbel; umbel sessile, capitate, or 1-3-rayed; spikelets linear-oblong, 6-10-flowered, 2"-3" long; scales light brown, lanceolate, rather firm, strongly several-nerved, tapering into a long, recurved awn, falling from the rachis at maturity; stamen 1; style 3-cleft; rachis narrowly winged, the wings per- sistent; achene 3-angled, brown, dull, narrowly obovoid or oblong, obtuse, mucronulate. In wet, sandy soil, New Brunswick to the Northwe
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
