Skip to main content
This species is accepted, and its native range is Tropical & S. Africa, Seychelles.
A specimen from Kew's Herbarium

[FSOM]

M. Thulin et al. Flora of Somalia, Vol. 1-4 [updated 2008] https://plants.jstor.org/collection/FLOS

Morphology General Habit
Robust densely tufted perennial with a short rhizome producing usually numerous stems and leaves
Morphology Stem
Stems 10–70 cm long and 0.4–1.7 mm thick, sharply triangular and deeply or obscurely ridged, glabrous (or with a few very short spine-like hairs), the base swollen and bulb-like and densely covered by old darkened leaf-sheaths often split into black fibres
Morphology Leaves
Leaves 5–40 cm long and 2–7 mm broad, flat or inrolled; margin and midrib with short spine-like hairs especially above
Morphology Reproductive morphology Inflorescences
Inflorescence a single globose or shortly ovate white head fading to pale dirty brown, 6–14 x 6–15 mm; involucral bracts 2–5, leafy, up to 15 cm long (but in smaller plants sometimes only 1 cm long), usually bent downwards
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets 4–6.5 mm long, 1–2-flowered
Morphology Reproductive morphology Inflorescences Bracts Glume
Outer glumes equal, 3.5–6.5 mm long, whitish but often brown-spotted, with 2–3 mostly rather weak nerves on each side of the excurrent, strongly winged midrib; wings coarsely toothed, each tooth with a wide base and 1–2 narrow ciliate spines
Morphology Reproductive morphology Flowers Gynoecium Style
Style with 2 branches
Morphology Reproductive morphology Fruits
Nutlet 1.6–1.8 x 0.7–0.8 mm, blackish, minutely papillose.
Distribution
S2, 3 tropical and southern Africa.
Ecology
Near sea-level to c. 200 m.

Native to:

Angola, Botswana, Cape Provinces, Central African Repu, Chad, Congo, Equatorial Guinea, Eritrea, Ethiopia, Free State, Gabon, Ghana, Ivory Coast, Kenya, KwaZulu-Natal, Lesotho, Malawi, Mozambique, Namibia, Nigeria, Northern Provinces, Seychelles, Somalia, Sudan, Swaziland, Tanzania, Togo, Uganda, Zambia, Zaïre, Zimbabwe

Cyperus alatus (Nees) F.Muell. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Burke [301], South Africa Kyllinga alata K000416364
Krauss [292], South Africa Kyllinga alata K000416365
Ecklon [450], South Africa Kyllinga alata K000416366

First published in Fragm. 8: 272 (1874)

Not accepted by

  • Govaerts, R. & Simpson, D.A. (2007). World Checklist of Cyperaceae. Sedges: 1-765. The Board of Trustees of the Royal Botanic Gardens, Kew. [Cited as Kyllinga alba subsp. alba.]
  • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne. [Cited as Kyllinga alba.]
  • Hoenselaar, K., Verdcourt, B. & Beentje, H. (2010). Cyperaceae Flora of Tropical East Africa: 1-466. [Cited as Kyllinga alba var. alata.]

Literature

Kew Backbone Distributions

  • Cabezas, F., Aedo, C. & Velayos, M. (2004). Checklist of the Cyperaceae of Equatorial Guinea (Annobón, Bioko, Río Muni) Belgian Journal of Botany 137: 3-26.
  • Sosef, M.S.M. & al. (2006). Check-list des plantes vasculaires du Gabon Scripta Botanica Belgica 35: 1-438.

Flora of Somalia

  • Flora Somalia, Vol 4, (1995) Author: by K. A. Lye [updated by M. Thulin 2008]

Flora of Somalia
Flora of Somalia
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0