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This species is accepted, and its native range is S. Tanzania to S. Africa.

[FTEA]

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

Type
Type: Angola, Kimbundo, Pogge 466 (B, holo.)
Morphology General Habit
Perennial, rather slender, up to 56 cm tall, with a woody rhizome up to 10 cm long.
Morphology Roots
Roots brown or purplish.
Morphology Culms
Culms from horizontal rhizome, 21–52 cm long, 0.6–1 mm wide, trigonous, smooth
Morphology Leaves
Leaf sheath grey to reddish brown, 2–5.5 cm long. Leaf blade linear, 8–18 cm long, 1.6–2.1 mm wide, scabrid on margins and veins, apex acute Leaves up to 23.5 cm long.
Morphology Reproductive morphology Inflorescences Bracts
Involucral bracts bract-like, erect, 1–2, lowermost 1–2.5 cm long, 1.1–1.7 mm wide
Morphology Reproductive morphology Inflorescences
Inflorescence a simple anthela, primary branches 2–4, 1–3.5 cm long.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets in digitate clusters, sessile and on primary branches, disarticulate, 2–8 per cluster, linear, 6.3–13.7 mm long, 1.2–1.6 mm wide, rachis straight.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes greenish-brown, ovate, 1.4–1.6 mm long, 0.9–1.1 mm wide, keel flat and indistinct, apex obtuse
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 3.
Morphology Reproductive morphology Flowers Androecium Stamens Filaments
Filaments 1.2–1.4 mm long.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anthers 0.6–0.8 mm long
Morphology Reproductive morphology Fruits
Nutlet white to brownish, ellipsoid, 0.6–0.7 mm long, ± 0.4 mm wide, wrinkly to roughly papillose in longitudinal rows.
Ecology
In boggy grassland, usually on shallow soil; 960 m
Conservation
Least Concern (LC) due to its common habitat and widespread distribution.
Distribution
Range: Congo-Kinshasa, Angola, Zimbabwe, Botswana, Namibia, Swaziland, South Africa Flora districts: T8

Native to:

Angola, Botswana, Malawi, Namibia, Northern Provinces, Swaziland, Tanzania, Zambia, Zaïre, Zimbabwe

Cyperus deciduus Boeckeler appears in other Kew resources:

First published in Flora 62: 547 (1879)

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

Kew Backbone Distributions

  • Browning, J. & al. (2020). Flora Zambesiaca 14: 1-455. Royal Botanic Gardens, Kew.

Flora of Tropical East Africa

  • Flora 62: 547 (1879)
  • Haines & Lye, Sedges & Rushes E. Afr.: 166, fig. 312 (1983).

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/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