Herbs. Stems spreading to erect, sometimes zigzagged, purplish, simple or branched, wiry, (5-)10-35 cm, papillose-scabridulous. Leaves evenly distributed or crowded at branch tips, articulated to ocreae, basal leaves persistent, distal leaves gradually reduced to bracts; ocrea 3-4 mm, papillose-scabridulous, proximal part funnelform, distal part finely lacerate; petiole 0.1-2 mm; blade 1-veined, not pleated, linear to narrowly oblong-elliptic, 8-30 × 1-4(-7) mm, margins narrowly revolute, never touching along midrib, smooth, apex acute, mucronate, ± glaucous adaxially. Inflorescences axillary and terminal, spikelike, dense; cymes mostly congested toward tips of branches, 2-3-flowered. Pedicels enclosed in ocreae, erect to spreading, 2-3 mm. Flowers semi-open or closed; perianth 1.8-2.4 mm; tube 25-33% of perianth length; tepals overlapping, greenish, white, or pink with pink margins, petaloid, oblong, cucullate, navicular in distal 1/ 4, apex rounded; midveins unbranched; stamens 8. Achenes enclosed in perianth, black, elliptic to ovate, 1.8-2.3 mm, faces subequal, shiny, smooth.
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