Eleocharis microcarpa
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Cyperaceae
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Scientific Name
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Description
Species Description - Cespitose annual with slender stems to 3 dm (or more elongate in water); sheaths oblique at the orifice; spikelet ovoid or oblong, 2–7 mm, several-fld; scales rounded above, pale at the margin or throughout; bristles half to nearly as long as the achene; style trifid; achene obovoid, trigonous, pale greenish-gray to nearly white, 0.6–0.8 mm; tubercle minute, depressed-pyramidal. Acid swamps near the coast; Conn. to Fla. and Tex.; Ind. and Tenn. (E. torreyana; E. brittonii Svenson, coarser, to 5 dm, with flatter tubercle, perhaps to be held as distinct)