Cyperaceae
Carex

Carex johnstonii Boeckeler

First published in Bot. Jahrb. Syst. 7: 278 (1886)
This species is accepted
The native range of this species is Ethiopia to E. Central & E. Tropical Africa. It is a perennial or rhizomatous geophyte and grows primarily in the subtropical biome.

Distribution

Native to:

DR Congo, Ethiopia, Kenya, Rwanda, Sudan-South Sudan, Tanzania, Uganda

Synonyms

Heterotypic Synonyms

Classification

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Publications

POWO follows these authorities in accepting this name:

  • 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.
  • Gehrke, B. (2011). Synopsis of Carex (Cyperaceae) from sub-Saharan Africa and Madagascar. Botanical Journal of the Linnean Society 166: 51-99.
  • 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.
  • Larridon, I., Thery, P. & Reynders, M. (2022). Flore d'Afrique Centrale (Zaïre - Rwanda - Burundi) Cyperaceae, Tribu VII. Schoeneae, VII,: 1-94. Jardin Botanique National de Belgique, Meise.

Kew Backbone Distributions

  • 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.
  • Gehrke, B. (2011). Synopsis of Carex (Cyperaceae) from sub-Saharan Africa and Madagascar. Botanical Journal of the Linnean Society 166: 51-99.
  • Hoenselaar, K., Verdcourt, B. & Beentje, H. (2010). Cyperaceae. Flora of Tropical East Africa: 1-466.

Flora of Tropical East Africa

  • Durand & Schinz, Consp. Fl. Afr. 5: 686 (1895)
  • E.J. 7: 278 (1886)
  • E.P. 4, 20 (Cyp.-Car.): 593, fig. 100 (1909)
  • Engl., Hochgebirgsfl. Trop. Afr.: 151 (1892)
  • F.D.O.A. 1: 539 (1938)
  • F.T.A. 8: 521 (1902)
  • Fl. Eth. 6: 507, fig. 212.181 (1997).
  • Fl. Rwanda 4: 429, fig. 177.3 (1988)
  • Haines & Lye, Sedges & Rushes of E. Afr.: 377, fig. 777 (1983)
  • Journ. E. Afr. Nat. Hist. Soc. 24 (106): 10, fig. 30 (1963)
  • P.O.A. C.: 129 (1895)
  • Robyns & Tournay, F.P.N.A. 3: 290 (1955)
  • Trans. Linn. Soc. ser. 2 Bot. 2: 353 (1887)

Other Data

Other Kew resources that provide information on this taxon:

Sources

  • Angiosperm Extinction Risk Predictions v1

    • Angiosperm Threat Predictions
    • http://creativecommons.org/licenses/by/4.0

  • 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 Vascular Plants 2026. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2026. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0