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This species is accepted, and its native range is Tropical Africa.

[FWTA]

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

Vegetative Multiplication Rhizomes
Sometimes, at least, having a distinct storage rhizome
Ecology
Damp places in grassland or open woodland.

[FTEA]

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

Type
Types: Angola, Praesidium, Welwitsch 6785 (BM, syn.) & Sansamande, Welwitsch 6786 (BM, syn.) & Catete, Welwitsch 6786 [sic] (BM, COI, syn.)
Morphology General Habit
Perennial with short creeping rhizome.
Vegetative Multiplication Rhizomes
Rhizome reddish brown, to 7 mm across, with in red-brown scales.
Morphology Stem
Stem round or elliptic in cross-section, 10–75 cm tall, 0.5–3 mm across
Morphology Leaves
Leaf sheaths reddish near base, glaucous green above, the lower sheaths without a blade, the median with short blades, the upper with long blades Leaves 10–28 cm long but usually much less, 0.5–2 mm wide, flat or inrolled.
Morphology Reproductive morphology Inflorescences Bracts
Involucral bracts 2–3, the main one spreading and 2–13 cm long, the other(s) reflexed and shorter, glaucous green
Morphology Reproductive morphology Inflorescences
Inflorescence a rather dense head of 1–6 confluent ovoid spikes, the terminal one 3–10(–15) × 3–7 mm, the lateral 2–6 × 1.5–4 mm.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelet bracts dark reddish brown with creamy midrib and apex, obtrullate, 1.8–3.9 × 0.5–1.1 mm, apiculate; prophyll and glume 1.3–2.2 mm long
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens (2–)3.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anthers yellow, 0.9–1.4 mm long
Morphology Reproductive morphology Flowers Gynoecium Style
Style white, 0.5–1.4 mm long, 3-branched
Morphology Reproductive morphology Fruits
Nutlets obovoid, 0.8–1.2 × 0.3–0.8 mm, with small style base remnant, rounded-trigonous in cross-section.
Ecology
Boggy or seasonally wet grassland; 950–1900 m
Distribution
Range: From Senegal to Chad and south to Angola and Zimbabwe Flora districts: U2 U3 K3 T4 T7 T8

Native to:

Angola, Benin, Burkina, Burundi, Cameroon, Chad, Ghana, Guinea, Ivory Coast, Kenya, Malawi, Mali, Nigeria, Senegal, Sudan, Tanzania, Togo, Uganda, Zambia, Zaïre, Zimbabwe

Cyperus purpureoluteus (Ridl.) Bauters appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Bidgood, S. [5841], Tanzania Lipocarpha albiceps K000468584

First published in Phytotaxa 166: 22 (2014)

Accepted by

  • Govaerts, R., Nic Lughadha, E., Black, N., Turner, R. & Paton, A. (2021). The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. https://doi.org/10.1038/s41597-021-00997-6 Scientific Data 8: 215.

Literature

Kew Backbone Distributions

  • Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers.
  • Browning, J. & al. (2020). Flora Zambesiaca 14: 1-455. Royal Botanic Gardens, Kew.
  • Darbyshire, I., Kordofani, M., Farag, I., Candiga, R. & Pickering, H. (eds.) (2015). The Plants of Sudan and South Sudan: 1-400. Kew publishing, Royal Botanic Gardens, Kew.
  • Lisowski, S. (2009). Flore (Angiospermes) de la République de Guinée Scripta Botanica Belgica 41: 1-517.

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

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