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This species is accepted, and its native range is E. Tropical Africa to E. Zimbabwe, W. Indian Ocean.
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: Madagascar, Imerina, Hildebrandt 3527 (B, holo.; K!, iso.)
Morphology General Habit
Dwarf annual or perennial with densely tufted culms 1–9 cm long, slightly flattened to quadrangular, 0.2–0.7 mm thick.
Morphology Leaves Leaf sheaths
Sheaths 2 beyond the prophyll, purple near base, grey above, the upper ending in a triangular or truncate lobe.
Morphology Roots
Roots slender.
Vegetative Multiplication Stolons
Stolons thin, to 2 cm long and 0.4–0.8 mm thick, but often not very conspicuous
Morphology Reproductive morphology Inflorescences Spikelets
Spikelet ovoid, 2–4 × 1–2 mm, 3–7-flowered, elongating to 7 mm in fruit.
Morphology Reproductive morphology Inflorescences
Inflorescence bracts similar to glumes, sterile or fertile.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes reddish brown to almost black, 1–2 mm long, with green midvein and pale border.
Morphology Reproductive morphology Flowers Perianth
Perianth of 6–7 barbellate bristles much longer than the nutlet
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 3
Morphology Reproductive morphology Flowers Gynoecium Style
Style 2-branched
Morphology Reproductive morphology Fruits
Nutlets dark olive brown, obovoid, 0.7–0.8 × 0.5–0.6 mm, smooth; appendage pale and conical, set in a conspicuous rim.
Ecology
Lake shore, pond, swamp; 1150–1200 m (though Tanzanian specimen from much higher, possibly 1800 m)
Note
" Haines 114 from K 3, Eldoret town, is possibly this species; it agrees in most respects but lacks any darker colour to the sheaths and is from 2100 m altitude.
Distribution
Range: Burundi, Zimbabwe; Madagascar, Mascareignes; E Australia Flora districts: T7 Flora districts: U4 K 3 (see Note)

Native to:

Burundi, Kenya, Madagascar, Mauritius, Réunion, Tanzania, Uganda, Zimbabwe

Introduced into:

New South Wales, Queensland, Victoria

Eleocharis minuta Boeckeler appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Apr 1, 1887 Hildebrandt, J.M. [3527], Madagascar K000416643 Unknown type material

First published in Bot. Jahrb. Syst. 5: 503 (1884)

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. (2004). World Checklist of Monocotyledons Database in ACCESS: 1-54382. The Board of Trustees of the Royal Botanic Gardens, Kew.
  • Hoenselaar, K., Verdcourt, B. & Beentje, H. (2010). Cyperaceae Flora of Tropical East Africa: 1-466.
  • Marais, W. & Araujo, A.C. (2018). Flore des Mascareignes 202: 1-99. IRD Éditions, MSIRI, RBG-Kew, Paris.

Literature

Kew Backbone Distributions

  • Hoenselaar, K., Verdcourt, B. & Beentje, H. (2010). Cyperaceae Flora of Tropical East Africa: 1-466.

Flora of Tropical East Africa

  • E.J. 5: 503 (1884), as Heleocharis
  • Rhodora 41: 54 (1939)
  • Sedges & Rushes E. Afr.: 71, fig. 102 (1983).

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