Schoenus nigricans L.

No Data

علم تشكل النبات


Densely tufted perennial with short rhiozome and fleshy , dark purplish roots . Stems hollow , greyish green , erect , almost terete with many rounded longitudinal ridges , deeply grooved , glabrous . Leaves basal , greyish green , narrowly linear , wiry , apex obtuse , margins smooth ; leaf sheath chestnut-brown to reddish brown , often glossy ; leaf blade flat or somewhat canaliculate , hard and wiry . Inflorescence of a blackish capitate head of 5–20 tightly overlapping spikelets ; spikelets flattened , acute , dark brown to blackish , usually 2–3-flowered ; glumes distichous , keeled , acute to shortly apiculate , margins membranous . Flowers bisexual ; perianth bristles 3-4 , much shorter than the nut , very small or absent . Fruits nuts 1-2 mm , ovoid to ellipsoid , obtusely trigonous , smooth , shiny , creamy-white to grey . (Ref . Flora of Oman ; vol . 4) .

وقت الإزهار


No Data

الوضع البيئي الحالي


Rare & Threatened (RT) - Vulnerable (VU A4abc) - National Assessment

الوفرة


Rare

التوزيع الجغرافي والبيئي


الوصف غير متاح حاليًا

Distribution Map

المرادفات


Blysmus bonannii (C.Presl) Steud.
Chaetospora nigricans (L.) Kunth
Elynanthus spathaceus Nees
Schoenus longus Gand.
Tetraria capitata Kük.

الإكثار


No Data

العناية بالنبات


maintenanceAr.Item1

الأسماء الشائعة


Black Bogrush
Black Sedge

الاستخدامات


Not recorded yet

المراجع


No Data

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