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:

Ethiopia, Kenya, Rwanda, Sudan, Tanzania, Uganda, Zaïre

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:

Date Reference Identified As Barcode Type Status Has image?
Oct 12, 2005 Bogdan, A. [4130] Kenya K000333539 Yes
Oct 12, 2005 Thulin, M. [s.n.] Kenya K000333540 Yes
Sep 22, 2002 Haines, W. [161] Kenya K000333542 Yes
Jan 1, 2001 Smith, S.A.L. [185] Kenya K000333541 Yes
Feb 18, 1899 Johnston, H.H. [s.n.] Tanzania K000363451 Isotype Yes
Mar 25, 1895 Volkens, G. [1124] Tanzania K000363449 Isotype Yes
Bogdan, A. [2835] Kenya K000333546 Yes
Lye, K.A.; Katende, A. [5303] Uganda K002095969 Yes
Clarke, C.B.; Scott Elliot, G.F. [7728] Uganda K002095971 Yes
Gillett, J.B. [16651] Kenya K000333545 Yes
Lye, K.A.; Katende, A.B. [Ly- 5549] Uganda K002095970 Yes
JMG [93939] Tanzania K002095988 Yes
Richards, M. [21696] Tanzania K002095982 Yes
Gereau, R. [1627] Tanzania K002095983 Yes
Glover, P.E.; Samuel, S.P.; Gwynne [1085] Kenya K000333549 Yes
JMG [94559] Tanzania K002095987 Yes
Richards, M. [20107] Tanzania K002095984 Yes
Richards, M. [24070] Tanzania K002095981 Yes
Napper, D.M. [650] Kenya K000333538 Yes
Humbert, H. [7520] Congo, Democratic Republic of the K002095389 Yes
Ishlock; Fancock [165] Uganda K002095972 Yes
Friis, I.; Aweke, G.; Rasmussen, F.; Vollesen, K.B. [1470] Ethiopia K002095607 Yes
Luke, Q.; Bytebier, B.; Butynski, T.; Ehart, C.; Perkins, A. [6905] Tanzania K002095998 Yes
Richards, M. [20908] Tanzania K002095985 Yes
Wesche, K. [679] Uganda K002095978 Yes
Luke, W.R.Q.; Mwatsuma, D. [8990] Kenya K000333543 Yes
Friis, I.; Nigatu, L.; Michelsen, A. [6302] Ethiopia K002095613 Yes
Tiyoy, L.M. [1612] Uganda K002095968 Yes
Plumptre, A. [s.n.] Rwanda K002095391 Yes
Maas Geesteranus, R.A. [5903] Kenya K000333537 Yes
Richards, M. [21696] Tanzania K002095980 Yes
Haarer, A.E. [1155] Tanzania K002095991 Yes
Glover, P.E.; Gwynne, M.D.; Samuel, S.P. [1152] Kenya K000333547 Yes
Stolz, A. [1331] Tanzania K002095994 Yes
Mooney, H.F. [6341] Ethiopia K002095611 Yes
Lye, K.A.; Katende, A. [Ly- 5264] Uganda K002095976 Yes
Kerfoot, O. [469] Kenya K000333544 Yes
Eggeling, W.J. [E 1373] Uganda K002095973 Yes
Kerfoot, O. [53] Kenya K000333548 Yes
Haarer, A.E. [1690] Tanzania K002095990 Yes
Friis, I.; Bidgood, G.S.; Host, P.; Desissa, D.; Kebede, S. [7149] Ethiopia K002095614 Yes
{W. J. J. O. de Wilde; Duyfjes, B.E.E.} [8541] Ethiopia K002095609 Yes
Lisowski, S. [10954] Uganda K002095974 Yes
Newbould, J.B. [5883] Tanzania K002095993 Yes
Moreau [86] Tanzania K002095986 Yes
Chuwa, S. [2644] Tanzania K002095979 Yes
Bamps, P. [3060] Rwanda K002095390 Yes
Friis, I.; Gilbert, M.G.; Rasmussen, F.; Vollesen, K.B. [1225] Ethiopia K002095606 Yes
Moreau, R.E. [21] Tanzania K002095992 Yes
Michelmore, A.P.G. [903] Tanzania K002095996 Yes
K000363450 Holotype Yes
Gillett, J.B. [15012] Ethiopia K002095612 Yes
Smeds, H. [1119] Ethiopia K002095610 Yes
Wingfield, R. [466] Tanzania K002095997 Yes
Tothill, J.D. [T2266] Uganda K002095977 Yes
{W. J. J. O. de Wilde; Duyfjes, B.E.E.} [9565] Ethiopia K002095608 Yes
Stauffer, H.U. [825] Uganda K001730838 Yes
Greenway, P.J. [3191] Tanzania K002095989 Yes
Haines, R.W. [4276] Uganda K002095975 Yes
Michelmore, A.P.G. [881(AM)] Tanzania K002095995 Yes

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

    • 'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    • 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 2024. 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 2024. 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