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This species is accepted, and its native range is Congo to S. Tanzania and S. Africa.
Cyperus turrillii Kük

[FTEA]

Cyperaceae, K Hoenselaar, B. Verdcourt & H. Beentje. Hypolytrum, D Simpson. Fuirena, M Muasya. Flora of Tropical East Africa. 2010

Type
Type: Angola, Benguella, country of the Ganguellas and Ambuellas, Gossweiler 3723 (B, BM!, K!, syn.); Zimbabwe, Wilde 81, 83; Botswana, Kaessner 2061 (B, syn.)
Morphology General Habit
Perennial, fairly robust, up to 60 cm tall with a short creeping rhizome.
Morphology Culms
Culms rather crowded, 30–50 cm long, 1–2.1 mm wide, basal part bulbous, 6–8 mm in diameter, trigonous, glabrous
Morphology Leaves
Leaves up to 38 cm long. Leaf sheath grey to pale reddish-brown, thin, only at the very base torn into fibres, 4–7.5 cm long. Leaf blade linear, flat, 15–31 cm long, 2.3–5.1 mm wide, scabrid at least along the margin, apex acuminate
Morphology Reproductive morphology Inflorescences Bracts
Involucral bracts leaf-like, erect to spreading, 3–4, lowermost 3–12 cm long, 2–4.5 mm wide
Morphology Reproductive morphology Inflorescences
Inflorescence a simple anthela, primary branches 1–5, 1.5–8 cm long.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets in loose clusters, sessile and at the end of primary branches, 4–15 per cluster, sometimes reflexed, linear to narrowly ovate, 4.7–9.2 mm long, 2.4–3.3 mm wide, spreading when nutlets mature. Spikelet falling off as a unit, rachis straight.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes green, golden or reddish-brown, ovate, spreading, 3.2–4.6 mm long, 1.7–2 mm wide, keel with 3–4 strong veins on either side, apex acute to acuminate
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 3.
Morphology Reproductive morphology Flowers Androecium Stamens Filaments
Filaments 4–5 mm long.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anthers 1.3–1.5 mm long
Morphology Reproductive morphology Fruits
Nutlet brown to brownish black, ellipsoid to obovoid, strongly trigonous, 2.1–2.8 mm long, 1.1–1.4 mm wide, minutely papillose.
Ecology
In Brachystegia woodland on sand; 800–900 m
Conservation
Least concern - this is a common habitat.
Note
Easy to recognize by its lax-flowered spikelets and few, often reflexed, spikelets per spike.
Distribution
Flora districts: T8 Range: Congo-Kinshasa?, Angola, Zambia

Native to:

Angola, Botswana, Congo, Free State, Malawi, Tanzania, Zambia, Zaïre, Zimbabwe

Cyperus turrillii Kük. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Gossweiler, J. [3723], Angola K000362629 holotype
Bidgood, S. [5785], Tanzania K000468640
Jul 29, 1986 Robson, N.K.B. [1131], Malawi Mariscus laxiflorus K000480558
Jul 29, 1986 Senderayi, E. [154], Zimbabwe Mariscus laxiflorus K000480563
Jul 29, 1986 Hansen, O.J. [3550], Botswana Mariscus laxiflorus K000480564
Jul 29, 1986 Robinson, E.A. [1794], Zambia Mariscus laxiflorus K000480570
Jul 29, 1986 Simon, B.K. [1626], Zambia Mariscus laxiflorus K000480577
Jul 29, 1986 Teixeira, J.B. [156], Angola Mariscus laxiflorus K000480580
Jul 29, 1986 Kassner, T. [2061], Zambia Mariscus laxiflorus K000480574
Jul 29, 1986 Richards, H.M. [12364], Zambia Mariscus laxiflorus K000480576
Jul 29, 1986 Rogers, F.A. [7006], Zambia Mariscus laxiflorus K000480572
Jul 29, 1986 Robinson, E.A. [2063], Zambia Mariscus laxiflorus K000480575
Jul 29, 1986 Robinson, E.A. [2005], Zambia Mariscus laxiflorus K000480579
Jul 29, 1986 Allen, C.E.F. [279], Zimbabwe Mariscus laxiflorus K000480559
Jul 29, 1986 Robinson, E.A. [2593], Zambia Mariscus laxiflorus K000480573
Jul 29, 1986 White, F. [6569], Zambia Mariscus laxiflorus K000480569
Jul 29, 1986 Hansen, O.J. [3541], Botswana Mariscus laxiflorus K000480565
Jul 29, 1986 Smith, P.A. [1951], Botswana Mariscus laxiflorus K000480567
Jul 29, 1986 Robinson, E.A. [6758], Zambia Mariscus laxiflorus K000480578
Jul 29, 1986 Smith, P.A. [3365], Botswana Mariscus laxiflorus K000480566
Jul 29, 1986 Brain, C.K. [7714], Zimbabwe Mariscus laxiflorus K000480561
Jul 29, 1986 Rogers, F.A. [7006], Zambia Mariscus laxiflorus K000480571
Jul 29, 1986 Colvile, P.A. [s.n.], Zimbabwe Mariscus laxiflorus K000480560
Jul 29, 1986 Colvile, P.A. [55], Zimbabwe Mariscus laxiflorus K000480562
Verhagen, J.M. [54], Botswana Mariscus laxiflorus K000480568

First published in Repert. Spec. Nov. Regni Veg. 29: 199 (1931)

Accepted by

  • Browning, J. & al. (2020). Flora Zambesiaca 14: 1-455. Royal Botanic Gardens, Kew.
  • Govaerts, R. & Simpson, D.A. (2007). World Checklist of Cyperaceae. Sedges: 1-765. The Board of Trustees of the Royal Botanic Gardens, Kew.
  • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.
  • Hoenselaar, K., Verdcourt, B. & Beentje, H. (2010). Cyperaceae Flora of Tropical East Africa: 1-466.
  • Retief, E. & Meyer, N.L. (2017). Plants of the Free State inventory and identification guide Strelitzia 38: 1-1236. National Botanical Institute, Pretoria.
  • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.

Literature

Kew Backbone Distributions

  • Browning, J. & al. (2020). Flora Zambesiaca 14: 1-455. Royal Botanic Gardens, Kew.
  • Retief, E. & Meyer, N.L. (2017). Plants of the Free State inventory and identification guide Strelitzia 38: 1-1236. National Botanical Institute, Pretoria.
  • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.

Flora of Tropical East Africa

  • F.R. 29: 199 (1931)
  • Haines & Lye, Sedges & Rushes E. Afr.: 201, fig. 402 (1983).

Flora of Tropical East Africa
Flora of Tropical East Africa
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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

Plants and People Africa
Common Names from Plants and People Africa http://www.plantsandpeopleafrica.com/
© Plants and People Africa http://www.plantsandpeopleafrica.com http://creativecommons.org/licenses/by/3.0/