1. Family: Poaceae Barnhart
    1. Genus: Aristida L.
      1. Aristida kerstingii Pilg.

        This species is accepted, and its native range is W. Tropical Africa to Chad.

    [GB]
    Habit
    Annual; caespitose. Culms 30-90 cm long. Culm-internodes distally glabrous. Ligule a fringe of hairs. Leaf-blades filiform; involute; 10-20 cm long; 1-1.5 mm wide; stiff. Leaf-blade surface scaberulous; rough adaxially.
    Inflorescences
    Inflorescence a panicle. Panicle spiciform; linear; 10-20 cm long. Primary panicle branches appressed. Spikelets solitary. Fertile spikelets pedicelled. Pedicels oblong.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 6-12 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus elongated; 1.5-2 mm long; pubescent; with longer hairs above; 2-toothed.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 6-12 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus elongated; 1.5-2 mm long; pubescent; with longer hairs above; 2-toothed.
    Glume
    Glumes persistent; similar; exceeding apex of florets; thinner than fertile lemma. Lower glume lanceolate; 15-20 mm long; 0.6-0.7 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume surface scabrous. Lower glume apex acuminate; awned; 1 -awned. Lower glume awn 12-15 mm long. Upper glume linear; 20-30 mm long; 5 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume lateral veins absent. Upper glume apex acuminate.
    Florets
    Fertile lemma elliptic; subterete; 5-6 mm long; coriaceous; without keel; 3 -veined. Lemma margins convolute; covering most of palea. Lemma apex acute; awned; 3 -awned. Principal lemma awn 3-branched; with 45-110 mm long limb; with twisted column; deciduous; abscissing from top of lemma. Column of lemma awn 30-70 mm long. Lateral lemma awns 25-95 mm long; shorter than principal. Palea 0.2 length of lemma; without keels.
    Flowers
    Anthers 3.
    Distribution
    Africa: west tropical and west-central tropical.
    Reference
    Aristideae. Henrard.
    [FWTA]

    Gramineae, W. D. Clayton. Flora of West Tropical Africa 3:2. 1972

    Habit
    Annual or short-lived perennial 30–90 cm. high
    Leaves
    Filiform leaf-blades
    Flowers
    Large hsome awns.

    Images

    Distribution

    Native to:

    Benin, Burkina, Cameroon, Chad, Ghana, Guinea, Ivory Coast, Mali, Niger, Nigeria, Senegal, Togo

    Aristida kerstingii Pilg. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Sep 1, 1961 Rose Innes, R. [31494], Burkina Faso K000211956
    Barter, C. [7534], Nigeria K000366822
    Laegaard, S. [18133], Burkina Faso K000211951
    Sihronen, J. [267], Burkina Faso K000211954
    Scholz [38], Burkina Faso K000211952
    Scholz [38], Burkina Faso K000211953
    Naegele, A. [3], Burkina Faso K000211955

    First published in Bot. Jahrb. Syst. 34: 127 (1904)

    Accepted by

    • Onana, J.M. (2011). The vascular plants of Cameroon a taxonomic checklist with IUCN assessments: 1-195. National herbarium of Cameroon, Yaoundé.
    • Lisowski, S. (2009). Flore (Angiospermes) de la République de Guinée Scripta Botanica Belgica 41: 1-517.
    • Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Boudet, G., Lebrun, J.P. & Demange, R. (1986). Catalogue des plantes vasculaires du Mali: 1-465. Etudes d'Elevage et de Médecine Vétérinaire des Pays Tropicaux.
    • Peyre de Fabregues, B. & Lebrun, J.-P. (1976). Catalogue des Plantes Vascularies du Niger: 1-433. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.
    • Lebrun, J.P. (1973). Énumération des plantes vasculaires du Sénégal: 1-209. Maisons Alfort: Institut d'élevage et de médecine vétérinaire des pays tropicaux.
    • Hepper, F.N. (ed.) (1972). Flora of West Tropical Africa, ed. 2, 3(2): 277-574.

    Literature

    Flora of West Tropical Africa
    • Berhaut, Fl. Sén. ed. 2, 393, 407.
    • A. Chev. in Rev. Bot. Appliq. 14: 47
    • Henrard in Med. Rijks Herb. 58: 91
    • in Engl., Bot. Jahrb. 34: 127 (1904)
    Kew Backbone Distributions
    • Onana, J.M. (2011). The vascular plants of Cameroon a taxonomic checklist with IUCN assessments: 1-195. National herbarium of Cameroon, Yaoundé.
    • Boudet, G., Lebrun, J.P. & Demange, R. (1986). Catalogue des plantes vasculaires du Mali: 1-465. Etudes d'Elevage et de Médecine Vétérinaire des Pays Tropicaux.
    • Peyre de Fabregues, B. & Lebrun, J.-P. (1976). Catalogue des Plantes Vascularies du Niger: 1-433. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.
    • Hepper, F.N. (ed.) (1972). Flora of West Tropical Africa, ed. 2, 3(2): 277-574.

    Sources

    Flora of West Tropical Africa
    Flora of West Tropical Africa
    http://creativecommons.org/licenses/by-nc-sa/3.0

    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 2020. 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 2020. 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