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This species is accepted, and its native range is Tropical & S. Africa, Madagascar.
A specimen from Kew's Herbarium

[FWTA]

Cyperaceae, Miss S. S. Hooper. Flora of West Tropical Africa 3:2. 1972

Morphology Reproductive morphology Inflorescences
Spikelets dark with green aristate tips
Ecology
Rare or perhaps overlooked amongst other ephemeral species in damp situations.

[FTEA]

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

Type
Type: Ethiopia, Shire, Kouaitea, Quartin-Dillon s.n. (P, holo.)
Morphology General Habit
Tufted annual.
Morphology Roots
Roots red, thin.
Morphology Stem
Stem 2–40 cm tall, flattened, 0.3–0.8 mm across
Morphology Leaves
Leaves pale green, 2–8 cm long, slightly channeled, to 1.2 mm wide.
Morphology Leaves Leaf sheaths
Lower part of sheaths reddish purple
Morphology Reproductive morphology Inflorescences Bracts
Involucral bracts (1–)2–3, green, the largest up to 6(–11) cm long
Morphology Reproductive morphology Inflorescences
Inflorescence terminal, of 1–9 ovoid spikelets 2–8 × 1.5–4 mm.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelet bracts recurved, dark brown to black with green midrib and acumen, obtrullate, 0.9–1.7 × 0.2–0.8 mm, long-acuminate, scabrid at apex; prophyll and glume 0.3–0.8 mm long, hyaline
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 1–2.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anthers 0.3–0.4 mm long
Morphology Reproductive morphology Flowers Gynoecium Style
Style 0.15 mm or shorter, 3branched
Morphology Reproductive morphology Fruits
Nutlets obovoid, 0.5–0.8 × 0.2–0.4 mm, with small style base remnant, trigonous in cross-section, minutely tuberculate
Figures
Fig. 52, p 350
Ecology
Seepage areas on rock, seasonally wet grassland, moist depressions in the woodland and bushland zone, moist depressions on roadsides and overgrazed ground; sometimes in standing water; (250–)600–1900(–2400) m
Distribution
Flora districts: U3 U4 K1 K3 K4 K5 T1 T2 T3 T4 T5 T6 T7 T8 Range: From Guinea to Sudan and Ethiopia and south to South Africa; Madagascar

Native to:

Angola, Burundi, Cameroon, Central African Repu, Ethiopia, Free State, Guinea, Kenya, KwaZulu-Natal, Lesotho, Madagascar, Malawi, Mozambique, Namibia, Nigeria, Northern Provinces, Sudan, Swaziland, Tanzania, Uganda, Zambia, Zaïre, Zimbabwe

Cyperus persquarrosus T.Koyama appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Nov 1, 2003 Onana, J.-M. [1878], Cameroon Lipocarpha nana K000746198
Nov 1, 2003 Onana, J.-M. [1911], Cameroon Lipocarpha nana K000746199
Buchanan, J, [69], Malawi Lipocarpha nana K000416386
Buchanan, J, [63], Malawi Lipocarpha nana K000416387
Bidgood, S. [5325], Tanzania Lipocarpha nana K000190555
Bidgood, S. [5692], Tanzania Lipocarpha nana K000468732
Bidgood, S. [5511], Tanzania Lipocarpha nana K000190741
Bidgood, S. [5739], Tanzania Lipocarpha nana K000468685

First published in Bot. Mag. (Tokyo) 73: 438 (1960)

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 Lipocarpha nana.]
  • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne. [Cited as Lipocarpha nana.]

Literature

Kew Backbone Distributions

  • Boulvert, Y. (1977). Catalogue de la Flore de Centrafrique 2(2): 1-94. ORSTOM, Bangui.
  • Browning, J. & al. (2020). Flora Zambesiaca 14: 1-455. Royal Botanic Gardens, Kew.

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Flora of West Tropical Africa
Flora of West Tropical 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