1. Family: Cyperaceae Juss.
    1. Genus: Carex L.
      1. Carex chlorosaccus C.B.Clarke

        This species is accepted, and its native range is Gulf of Guinea Islands, SW. Cameroon, Ethiopia to Malawi.

    [FWTA]

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

    Habit
    Tufted perennial sedge 60–100 cm. high
    Leaf sheaths
    Pale brown or greenish basal leaf-sheaths
    Inflorescences
    Much branched panicles with short green spikes
    Ecology
    Montane forest 6,000–8,000 ft.
    [FTEA]

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

    Type
    Type: Bioko [Fernando Po], Clarence Peak, Mann 653 (K!, holo.)(Note: * Haines & Lye give Johnston from Kilimanjaro but C.B. Clarke in the 1899 reference clearly associates the word type with the Mann specimen.)
    Habit
    Perennial tussock plant 0.3–1.(1.2) m tall with woody rhizome; basal leaf sheaths dark red
    Leaves
    Leaf-blades 50–90 cm long, 5–9 mm wide, scabrid on margins and veins
    Inflorescences
    Inflorescence axis and side branches densely pubescent. Inflorescences green slender much branched panicles 8–50 cm long, often with one short and one longer branch at the lower nodes.
    Bracts
    Upper bracts 2 mm long with a 3–8 mm long awn, the lower ones leaf-like.
    Spikelets
    Spikelets 6–20 mm long, 3–5 mm wide, a few male flowers above and 5–10 female flowers below.
    Glume
    Glumes pale green turning pale brown or greyish, 4–5 mm long including 1.5–2 mm long awn, pubescent
    Fruits
    Utricle green becoming pale brown, 4–5.5 mm long including 1.5–2.2 mm long glabrous or slightly scabrid beak, often ± curved, with several distinct ribs on each side and often short spine-like hairs below the beak
    Figures
    Fig. 65, p433
    Ecology
    Evergreen forest and forest edges including rain forest, riparian forest and bamboo, swamp edges extending up to Erica belt; 1300–3300 m
    Distribution
    Range: Bioko, E Congo-Kinshasa, Rwanda, Sudan, Ethiopia Flora districts: U2 U3 K1 K2 K3 K4 K5 K6T2 T3 T4 T6 T7 T8

    Images

    Distribution

    Native to:

    Burundi, Cameroon, Ethiopia, Gulf of Guinea Is., Kenya, Malawi, Rwanda, Sudan, Tanzania, Uganda, Zaïre

    Carex chlorosaccus C.B.Clarke appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    May 1, 1998 Cheek, M. [8490], Cameroon K000678212
    May 1, 1998 Cheek, M. [8565], Cameroon K000678214
    May 1, 1998 Buzgo, M. [653], Cameroon K000678213
    Feb 17, 1899 Mann, G. [s.n.], São Tomé Carex leptocladus K000363489

    First published in J. Linn. Soc., Bot. 34: 298 (1900)

    Accepted by

    • 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.
    • Velayos, M., Aedo, C., Cabezas, F., de la Estrella, M., Barberá, P. & Fero, M. (eds.) (2014). Flora de Guinea Ecuatorial 11: 1-416. Consejo superior de investigaciones científicas, Real jardín botánico, Madrid.
    • 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.
    • Fischer, E., Rembold, K., Althof, A. & Obholzer, J. (2010). Annotated checklist of the vascular plants of Kakamega forest, Western province, Kenya Journal of East African Natural History 99: 129-226.
    • Govaerts, R. & Simpson, D.A. (2007). World Checklist of Cyperaceae. Sedges: 1-765. The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Strugnell, A.M. (2006). A checklist of the Spermatophytes of Mt. Mulanje, Malawi Scripta Botanica Belgica 34: 1-199.
    • Cabezas, F., Aedo, C. & Velayos, M. (2004). Checklist of the Cyperaceae of Equatorial Guinea (Annobón, Bioko, Río Muni) Belgian Journal of Botany 137: 3-26.
    • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.

    Literature

    Flora of West Tropical Africa
    • F.T.A. 8: 519.
    • in J. Linn. Soc. 34: 298 (1899)
    Kew Backbone Distributions
    • Fischer, E., Rembold, K., Althof, A. & Obholzer, J. (2010). Annotated checklist of the vascular plants of Kakamega forest, Western province, Kenya Journal of East African Natural History 99: 129-226.
    • Strugnell, A.M. (2006). A checklist of the Spermatophytes of Mt. Mulanje, Malawi Scripta Botanica Belgica 34: 1-199.
    Flora of Tropical East Africa
    • Fl. Eth. 6: 505, fig. 212.179 & 212.185.10 (1997).
    • Fl. Rwanda: 429 (1988)
    • Haines & Lye, Sedges & Rushes of E. Afr. 375, fig. 773 (1983)
    • F.W.T.A. ed. 2, 3: 349 (1972)
    • Journ. E. Afr. Nat. Hist. Soc. 24 (106): 10, figs 25, 26 (1963)
    • Robyns & Tournay, F.P.N.A. 3: 288 (1955)
    • F.D.-O.A. 1: 538 (1938)
    • Rev. Zool. Afr. 23: 211 (1933)
    • F.T.A. 8: 519 (1902)
    • J.L.S. 34: 298 (1899)

    Sources

    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
    '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 Selected Plant Families 2019. 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 2019. 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