Distribution
Ukraine

Native to: Afghanistan, Albania, Austria, Azores, Baleares, Belgium, Bulgaria, Corse, Cyprus, Denmark, East Aegean Is., France, Germany, Great Britain, Greece, Hungary, Iran, Ireland, Italy, Kriti, Krym, Netherlands, North Caucasus, Palestine, Portugal, Romania, Sardegna, Sicilia, Spain, Sweden, Tadzhikistan, Transcaucasus, Turkey, Turkey-in-Europe, Turkmenistan, Ukraine, Uzbekistan, Yugoslavia.

Introduced into: New Jersey, New York, Uruguay.

Herbs, perennial, 5-10 dm. Rhizomes thick. Culms closely set along rhizomes, 2-3.5 mm diam. Cataphylls 3-5. Leaves basal, 2-4; auricles absent; blade terete, 40-60 cm x 1-2 mm. Inflorescences glomerules, to 100, each with 2-4 flowers, congested to open, 5-19 x 2-5 cm; primary bracts somewhat inflated, usually surpassing inflorescence. Flowers: tepals straw-colored; outer series 2.8-2.9 mm, apex acute; inner series elliptic, 2.3-2.5 mm, apex obtuse; stamens 6, 1.4-1.9 mm, anthers 2 times length of filaments; style 1-1.2 mm. Capsules straw-colored, 3-locular, ovoid to ellipsoid, 2.5-3.5 x 1.2-1.5 mm, nearly equal to slightly exceeding perianth. Seeds brown, ellipsoid, body 0.6--0.7 mm, tails 0.5-1.2 mm. 2n = 40, 48.
Flowering and fruiting summer. Coastal salt marshes, saline meadows, and sand dunes.