Eleocharis quinqueflora

Seyreksaz

Shortly rhizomatous tufted perennial. Stems erect, 5-22 cm x 0.5-1 mm; uppermost sheath almost transversely truncate. Leaf sheaths and stem bases reddish-purple, pale brown or stramineous. Spikelet ovoid to subglobose, 4-10 mm, 3-7-flowered, pale to dark chestnut-brown. Lowest glume half or nearly half as long as spikelet and encircling its base, obtuse; upper glumes smaller, ovate-lanceolate, acute, with hyaline margins. Perianth bristles 4-6, shorter than, as long as or slightly longer than nut. Stamens and stigmas 3. Nut obovoid, trigonous, 1.8-2 mm, finely striate-reticulate, black drying greyish; stylopodium elongate, not swollen, very slightly constricted at junction with nut. Fl. 5-7. Marshy ground, bogs, wet flushes and depressions, by streams, in meadows, alpine turf, 1200-3290 m.

Temperate Eurasia, Morocco and N. America.