Cyperus dives Delile
  • Descr. Egypte, Hist. Nat.


Cite taxon page as 'WFO (2020): Cyperus dives Delile. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000372158. Accessed on: 24 Nov 2020'

General Information

Perennial, 60-100 cm. Rhizome short, horizontal, covered by brown scales, with tillers. Stem 2-4 mm diam., trigonous, smooth. Leaves basal or subbasal, about equalling stem length; sheaths up to 20 cm, yellowish-green or brown, soft, mouth margin concave; blades to more than 50 cm, flat or folded, keeled, margins slightly revolute, apex acute, trigonous, scabrous. Inflorescence a compound anthelodium, 10-20 cm; lowermost bracts 6-9 foliose, up to 60 cm; primary branches mostly 6-9, to 19 cm, tubular prophyll to 25 mm, bi-nerved, with two aristae; secondary anthelodia 25-50 mm; tertiary anthelodia common, 25-30 mm; cluster of spikes pedunculate or sessile, 15-45 mm, with 20-100 spirally arranged, reflexed spikes. Spikes 3-8 x 1.5-2 mm, ovoid, compressed, glume-like bract c. 1.5 mm, narrow, acute, glume-like prophyll bi-nerved, c. 1.5 mm; rachis flat, reddish-brown, not winged, internodes c. 0.5 mm; glumes c. 2 mm, 6-10 in each spike, cymbiform, mucro c. 0.2 mm, sides widely unnerved, glossy, reddish brown, margins narrowly scarious. Nut 0.5-0.6 x 0.3-0.4 mm, obovoid, trigonous, yellow-brown, shiny, very finely reticulate.

  • Provided by: [B].Flora of Pakistan
    • Morphology

      Robust tufted perennial to 1.2 m. Glumes golden.

    • Provided by: [C].e-Flora of South Africa
      • Source: [
      • 1
      • ]. 

      Tufted, perennial herb, up to 2 m high.

    • Provided by: [C].e-Flora of South Africa
      • Source: [
      • 3
      • ]. 

      Habitat

      Marshy coastal flats and roadside ditches below 50 m.

    • Provided by: [C].e-Flora of South Africa
      • Source: [
      • 1
      • ]. 

      Distribution

      Stellenbosch, Port Elizabeth to tropical Africa.

    • Provided by: [C].e-Flora of South Africa
      • Source: [
      • 1
      • ]. 

        Bibliography

      • 1 Archer, C; Muasya, M. 2012. Cyperaceae. 84 - 96. South African National Biodiversity Institute, Pretoria.
      • 2 Descr. Egypte, Hist. Nat.
      • 3 Herman, PPJ; Retief, E. 1997. Plants of thenorthern provinces of South Africa: keys and diagnostic characters. Strelitzia 6: 1 - 681. National Botanical Institute, Pretoria.

       Information From

      Cyperaceae
      • A CC0 1.0 Universal (CC0 1.0).
      Flora of Pakistan
      http://www.tropicos.org/Project/Pakistan
      Flora of Pakistan. Missouri Botanical Garden. Accessed on Jun. 2020.
      • B Missouri Botanical Garden
      e-Flora of South Africa
      e-Flora of South Africa. v1.21. 2018. South African National Biodiversity Institute. http://ipt.sanbi.org.za/iptsanbi/resource?r=flora_descriptions&v=1.21
      • C All Rights Reserved
      World Flora Online consortium
      http://www.worldfloraonline.org/organisation/WFO
      World Flora Online Data. 2018.
      • D CC0 1.0 Universal (CC0 1.0).
      International Union for Conservation of Nature
      https://www.iucn.org/
      IUCN 2016. IUCN Red List of Threatened Species. Version 2016-2
      • E All Rights Reserved
      International Union for Conservation of Nature v.3
      https://www.iucnredlist.org/
      IUCN 2019. The IUCN Red List of Threatened Species. Version 2019-1.
      • F See IUCN Terms and conditions of use http://www.iucnredlist.org/info/terms-of-use