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Published In: Časopis Národního Musea, Oddíl Prírodovĕdný 140(3–4): 127. 1972. (Čas. Nár. Mus., Odd. Prír.) Name publication detail

Project Name Data (Last Modified On 6/2/2011)
Acceptance : Accepted
Project Data     (Last Modified On 6/3/2011)
Synonym Text: Scirpus holoschoenus L., Sp. Pl. 1: 49. 1753; C. B. Clarke in Hook.f., l.c. 655; R. R. Stewart, l.c. 101.
Type: Type: "in Europa australi".
Distribution: Distribution: From S England and Canary Islands to Pakistan and SW Siberia; casual in N America.


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Perennial to more than 1 m, forming tussocks. Rhizome short, woody, emitting tillers. Stem 0.8-3.5 mm diam., smooth, terete or obtusely, occasionally sharply trigonous and scabrous above, greyish green. Leaves nearly completely reduced to c. equalling stem; sheaths 3-15 cm, from rather soft, grey brown to rigid, reddish brown and glossy, scarious side strongly nerved, mouth oblique; ligule 0 or incomplete; blades canaliculate, greyish green, adaxial surface reduced, narrow, margins scabrous, apex flat, obtuse, scabrous. Inflorescence of 1 to more than 100 congested globose heads of spikes; bracts 1-3 leaf-like, lowest 1-20 cm, mostly erect, others when present shorter; primary branches up to more than 10 cm; secondary branches up to 30 mm; heads of spikes 3-15 mm diam., formed by 6-40 spikes tightly pressed together, bracts and prophylls glume-like. Spikes 1.5-4 x 1-2 mm, ovoid or almost globose, with 10-30 glumes, 1-1.7 mm, cymbiform, keeled, mucronate, apical part barbed, sides with 2-3 nerves, brown or reddish brown, margins narrowly scarious, ciliate; anthers 1-1.6 mm. Nut 1-1.3 x 0.5-0.7 mm, ellipsoid or obovoid, trigonous, plano-convex, edges rather sharp, apex mucronate, sides finely reticulate with black areole, almost smooth, glossy.
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