Xyris platylepis Chapm.
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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
Xyridaceae
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Scientific Name
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Description
Species Description - Lvs shallowly set, linear, mostly 20-40(-50) cm × 5-10 mm, deep lustrous green, twisted, ascending, flexuous, usually anthocyanic at the abruptly expanded and thickened, fleshy, scale-like base; scapes 5-11 dm, twisted, flexuous, terete and smooth or with very low ribs below (the ribs obscurely papillate), slightly compressed and often 1-ridged above; spikes 1.5-3(-4) cm at maturity, ellipsoid to ovoid or oblong; lateral sep shortly included, the keel narrow except toward the expanded, lacerate tip; pet-blades yellow or white, obovate, 5 mm, unfolding in the afternoon; 2n=18. Moist but not really wet, often sandy places, somewhat weedy; coastal plain from Va. to Fla. and La. Midsummer-fall.