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) .
No Data
Rare & Threatened (RT) - Vulnerable (VU A4abc) - National Assessment
Rare
الوصف غير متاح حاليًا
Chaetospora nigricans (L.) Kunth
Cyperus niger Salisb.
No data
maintenanceAr.Item1
Black Bogrush
Black Sedge
Not recorded yet
*Ghazanfar, S. (2018). Flora of the Sultanate of Oman, vol.4: Hydrocharitaceae – Orchidaceae. Meise, National Botanic Garden of Belgium (Scripta Botanica Begica, Vol. 56). ISBN 9789492663153 ISSN 0779-2387. *https://en.wikipedia.org * https://www.maltawildplants.com *Gledhill, D. (2008). The Names of Plants. Fourth Edition. Cambridge University Press, UK. ISBN 978-0-521-86645-3 ISSN 978-0-521-68553-5. *Miller, A., Morris, M. (1988). Plants of Dhofar, the Southern Region of Oman: Traditional, Economic, and Medicinal Uses. Published by Office of the Adviser for Conservation of the Environment, Diwan of Royal Court, Sultanate of Oman; ISBN 10: 0715708082 ISSN 13: 9780715708088. *Patzelt, A. (2015). Oman Plant Red Data Book. Published by Diwan of Royal Court, Sultanate of Oman. Oman Botanic Garden Publication No. 1. ISBN 978-99969-50-10-0. *POWO (2023). ""Plants of the World Online. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://www.plantsoftheworldonline.org
