1. Family: Poaceae Barnhart
    1. Genus: Cenchrus L.
      1. Cenchrus somalensis Clayton

        This species is accepted, and its native range is Somalia.

    [GB]
    Habit
    Perennial; caespitose. Culms erect; 25-45 cm long. Ligule a ciliate membrane. Leaf-blades convolute; 5-15 cm long; 1 mm wide.
    Inflorescences
    Inflorescence a panicle. Panicle spiciform; linear to oblong; 2.5-6 cm long. Primary panicle branches accrescent to a central axis; 6-16 in number; with sessile scars on axis. Panicle axis angular; bearing deciduous spikelet clusters. Spikelets subtended by an involucre. Fertile spikelets sessile; 1-2 in the cluster. Involucre composed of bristles; connate into a cup below; with 2-4 mm connate; 6-9 mm long; base obconical. Involucral bristles deciduous with the fertile spikelets; numerous; with an outer whorl of thinner bristles; inner bristles longer than outer; with one conspicuously longer bristle; 10-15 mm long; flattened; flexible (often wavy); antrorsely scaberulous; glabrous, or ciliate.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; acute; 4-5 mm long; falling entire; deciduous with accessory branch structures.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; acute; 4-5 mm long; falling entire; deciduous with accessory branch structures.
    Glume
    Glumes similar; shorter than spikelet; thinner than fertile lemma. Lower glume ovate; 0.5 length of spikelet; membranous; without keels; 1 -veined. Lower glume lateral veins absent. Lower glume apex acute. Upper glume ovate; 0.5 length of spikelet; membranous; without keels; 1-3 -veined. Upper glume apex acute.
    Florets
    Basal sterile florets male; with palea. Lemma of lower sterile floret ovate; 1 length of fertile lemma; membranous; 5 -veined; acute. Fertile lemma lanceolate; dorsally compressed; 4-5 mm long; coriaceous; without keel; 5 -veined. Lemma margins covering most of palea. Lemma apex acuminate. Palea 1 length of lemma; coriaceous; 2 -veined.
    Flowers
    Lodicules absent. Anthers 3.
    Distribution
    Africa: northeast tropical.
    Reference
    Paniceae. WDC.

    Images

    Distribution

    Native to:

    Somalia

    Cenchrus somalensis Clayton appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    McKinnon, A.S. [S221], Somalia K000281255 holotype

    First published in Kew Bull. 32: 3 (1977)

    Accepted by

    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Thulin, M. (ed.) (1995). Flora of Somalia 4: i-ii, 1-298. The Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions
    • Thulin, M. (ed.) (1995). Flora of Somalia 4: i-ii, 1-298. The Royal Botanic Gardens, Kew.

    Sources

    GrassBase - The Online World Grass Flora
    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