Botanical illustration from
Köhler's Medizinal-Pflanzen , 1887
Light green or green (after drying yellowish) plant with a thick-soddy rhizome .
The stems are smooth, (15) 20-60 cm tall [2] , leafy below.
Leaves (2) 3 [2] -5 [2] (7) mm wide [2] , flat or flattened-grooved, shorter than the stem.
Spikelets , including 2-4 [2] , are crowded, the lower one is often set aside. Upper (very rarely two or three) - stamen , linear-lanceolate or cylindrical-club-shaped, (0.5) 0.7–2.5 cm long [2] , sessile, or less often on a leg 0.3-3 ( 3.5) cm long, with blunt oblong rusty ginger or rusty scales; the rest are pistillate , spherical, ovate or oblong-ovate, (0.7) 0.8 [2] -2 cm long, 0.6-1 (1.2) cm in diameter, dense, close, or lower significantly set aside , on a leg 1-2 cm long, almost hidden in the bract of the vagina , with ovoid, sharp, rusty or light rusty, with green or yellow-green middle scales, half narrower and shorter than the sac. Pouches are oblong-ovate, mature bent downward, swollen-trihedral, (3.5-4) 5 [2] -6.5 (7 [2] ) mm long, yellow-green or light green, later yellow or yellowish, with numerous veins , rounded at the base, sessile or almost sessile, with a spout equal to half the length of the entire sac, cylindrical, bent down, smooth, deeply rusty-split at the top, two-toothed. The lower covering sheet is usually without a vagina, sometimes with a vagina up to 1.5 cm long [2] , with a plate 1.5–2.5 times longer than the inflorescence , and 1.5–2-3 mm wide.
Fruits in April and May.
The number of chromosomes is 2n = 58, 60, 62.
The view is described from Europe.
Europe The Arctic part of Russia: Kola Peninsula ; The Baltic states ; European part of Russia : Karelo-Murmansk region, Arkhangelsk region , Vologda region , Ladoga-Ilmsky region, upper Dnieper , upper Volga , Volga-Kama district (except the Urals ), Volga-Don region, Bashkortostan ; Ukraine : Carpathians , the middle part of the Dnieper basin, Crimea (very rare); Caucasus : upper reaches of the Kuban and Elbrus , Abkhazia ; Eastern Siberia : Dauria (Kudara basin); West Asia : Northern Turkey , Central Iran ; North America North Africa
It grows on moist and swampy meadows , grass sedge marshes , moist lawns along the banks of reservoirs; in the forest, subalpine and alpine zones of the mountains.
