Family:
Cyperaceae Juss.
Genus:
Cyperus L.

Cyperus kernii (Raymond) Bauters

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

[FWTA]

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

Morphology General Habit
Stems 2–25 cm. long
Diagnostic
Somewhat stouter than Ascolepis dipsacoides which it resembles in the head of spikelets with squarrose glumes
Ecology
Damp ground or marshes.

[FTEA]

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

Morphology Reproductive morphology Fruits
Nutlets obovoid, 0.4–0.7 × 0.3–0.4 mm, with small style base remnant, rhombic or elliptic in cross-section and dorsiventrally flattened. Tubercular
Ecology
Swamp or regenerating woodland; 300–?1600 m
Type
Type: Senegal, Berhaut 4692 (MT, holo.; P, iso.)
Morphology General Habit
Tufted annual.
Morphology Roots
Roots thin.
Morphology Stem
Stem 2–40 cm tall, 0.5–1.5 mm across
Morphology Leaves
Leaves to 16 cm long, to 2 mm wide
Morphology Reproductive morphology Inflorescences Bracts
Involucral bracts 2–5, the largest to 15 cm long
Morphology Reproductive morphology Inflorescences
Inflorescence terminal with (1–)2–8 ovoid spikes 2–8 × 1.5–5 mm.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelet bracts yellowgreen to pale brown with red dots and a yellow apex, ellipsoidal to obovate, 1.4–2.6 × 0.4–0.6 mm, long-acuminate, scabridulous at apex; prophyll and glume absent
Morphology Reproductive morphology Flowers Androecium Stamens
Stamen 1.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anthers 0.2–0.3 mm long
Morphology Reproductive morphology Flowers Gynoecium Style
Style 0.1 mm or less, 2-branched
Distribution
Flora districts: T4 T6 Range: From Senegal to Ethiopia and south to Zimbabwe

Native to:

Benin, Burkina, Cameroon, Central African Repu, Chad, Ethiopia, Ghana, India, Malawi, Mali, Niger, Nigeria, Senegal, Sudan, Tanzania, Togo, Zambia, Zimbabwe

Cyperus kernii (Raymond) Bauters appears in other Kew resources:

First published in Phytotaxa 166: 20 (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.

  • 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

  • Kew Backbone Distributions

    The International Plant Names Index and World Checklist of Selected Plant Families 2022. 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 2022. 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