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Schoenoplectus lacustris (L.) Palla / Homotypic Synonyms:  Scirpus lacustris L., it is a perennial plant,up to 50-150 cm. Rhizome horizontal, 7-8 mm diam. Stem 3-10 mm diam., terete, soft. Sheaths up to 40 cm, soft. blades normally reduced to mucro on tip of oblique mouth margin of sheaths, sometimes, esp. when submerged, up to 30 mm, or longer, channelled, pointed. Inflorescence 50-90 mm, pseudolateral multiple spike or small anthelodium; lowest bract 33-55 mm, erect, thick, almost terete, adaxial surface present as narrow strip, apex acute, primary branches  8, up to 60 mm, scabrous, each supported by glume-like bract, up to 15 mm, truncate, margins scarious, often fringed Perianth bristles 5-7, equalling nut or slightly longer, reddish brown. stamens (2-)3, anthers 1.5-2.7 mm, with reddish brown, barbed connective tip, stigmas 2 or 3. Nut 1.6-2.7 x 1.1-1.8 mm, obovoid, bi-convex or triangular, plano-convex, apiculate, finely reticulate.  Life Form: G,   Flowering in: Mar- Jul,   Vern: Smar,   Phytochoria: S.Cosm, The native range of this species is Europe, Medit. to Mongolia, Central Japan, S. Africa.   Notes: Wild in Libya/

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Distribution in Libya
Al-Jabal Al-Akhder
Gubba, Ain Mara 1934


Bibliographic references:  
First: Encyclopedia Flora of Libyan:  
Jafri, S.M.H. & El-Gadi, A. (1985) Flora of Libya, Cyperaceae  Vol.  (120) Department of Botany, Al-Faateh Univ., Tripoli, Libya.
Second: Researches and PhD theses, master theses , Sorted by Newest: pdf files