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This species is accepted, and its native range is SW. Tanzania to Zambia.
A specimen from Kew's Herbarium

[FTEA]

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

Type
Type: Zambia, 42 km S of Chinsali, Robinson 3207 (M, holo.; K!, iso.)
Morphology General Habit
Perennial, with a creeping rhizome and persistant swollen stem-bases, up to 95 cm tall.
Morphology Culms
Culms triquetrous, 41–92 cm long, 1.8–2 mm wide, scabrid on the margins
Morphology Leaves
Leaves up to 55 cm long. Leaf blade linear, plicate, 20–48 cm long, 5–6 mm wide, scabrid on the margins and veins, apex acute to acuminate Leaf sheaths pale brown to greenish-brown, 2–7 cm long.
Morphology Reproductive morphology Inflorescences Bracts
Involucral bracts leaf-like, spreading, 2–4(–10), 3.5–10 cm long, 3–4 mm wide
Morphology Reproductive morphology Inflorescences
Inflorescence loosely capitate, primary branches 0–3, 0–1.5 cm long.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets congested in loose clusters, sessile or at the end of short primary branches, 2–5 per cluster, broadly ovoid, 8–10 mm long, 4–6 mm wide.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes white to very pale brown, straw-coloured, elliptic, glabrous, 3.5–4 mm long, 1.3–1.8 mm wide, keel not prominent, with many distinct veins on either side, apex obtuse Glumes spreading when mature.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 3: filaments 1.9–3 mm long.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anthers ± 1.6 mm long
Morphology Reproductive morphology Flowers Gynoecium Stigma
Stigma 3-branched
Morphology Reproductive morphology Fruits
Nutlet brown, broadly obovoid, trigonous, 1.4–1.7 mm long, 1–1.1 mm wide, smooth
Ecology
Brachystegia woodland and on granite rocks; 1500–2000 m
Conservation
Least concern (LC)?
Note
This looks like C. mapanioides but for the swollen stem base, narrower leaves and fewer and smaller involucral bracts.
Distribution
Range: Zambia Flora districts: T4 T7

Native to:

Tanzania, Zambia

Cyperus chinsalensis Podlech appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Robinson, E.A. [3207], Zambia K000362643 isotype

First published in Mitt. Bot. Staatssamml. München 4: 107 (1961)

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.

Literature

Flora of Tropical East Africa

  • Haines & Lye, Sedges & Rushes E. Afr.: 159, fig. 294 (1983).
  • Mitt. Bot. Staatss. München 4: 107 (1961)

Flora of Tropical East Africa
Flora of Tropical East Africa
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