1. Family: Poaceae Barnhart
    1. Genus: Pentameris P.Beauv.
      1. Pentameris thuarii P.Beauv.

        This species is accepted, and its native range is Cape Prov.

    [GB]
    Habit
    Perennial. Culms 100-300 cm long; woody. Leaf-sheaths inflated. Leaf-sheath auricles erect. Ligule a fringe of hairs. Leaf-blades convolute; 20-40 cm long; 2-5 mm wide. Leaf-blade surface ribbed.
    Inflorescences
    Inflorescence a panicle. Panicle open; ovate; 8-20 cm long. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 15-20 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded; obtuse. Floret callus hairs 0.25 length of lemma.
    Fertile
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 15-20 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded; obtuse. Floret callus hairs 0.25 length of lemma.
    Glume
    Glumes persistent; similar; exceeding apex of florets; similar to fertile lemma in texture. Lower glume lanceolate; 15-20 mm long; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume apex acuminate. Upper glume lanceolate; 15-20 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 oblong; 3-3.5 mm long; membranous; without keel; 11 -veined. Lemma apex lobed; 2 -fid; incised 0.2 of lemma length; obtuse; awned; 3 -awned. Principal lemma awn from a sinus; geniculate; 14-18 mm long overall; with twisted column. Lateral lemma awns arising on inner edge of lobes; 4-5 mm long; shorter than principal. Palea oblong; 1 length of lemma; 2 -veined. Palea surface pubescent; hairy on back and on flanks. Palea apex dentate; 2 -fid.
    Flowers
    Lodicules 2; glabrous.
    Fruits
    Caryopsis with free brittle pericarp.
    Distribution
    Africa: south.
    Reference
    Arundineae. WDC.
    Diagnostic
    Shoulders of leaf-sheath black.

    Images

    Distribution

    Native to:

    Cape Provinces

    Pentameris thuarii P.Beauv. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1892 Smook, L. [3757], South Africa K000719870
    Hutchinson, J. [1229], South Africa K000719872
    Burchell [6964], South Africa K000367085
    Linder, H.P. [4803], South Africa K000719884
    Schlechter [9282], South Africa K000719862
    Parker, R.N. [4012], South Africa K000719864
    Parker, R.N. [4012], South Africa K000719865
    Parker, R.N. [3848], South Africa K000719866
    Parker, R.N. [3848], South Africa K000719867
    Parker, R.N. [s.n.], South Africa K000719868
    Parker, R.N. [4465], South Africa K000719878
    Parker, R.N. [s.n.], South Africa K000719879
    Parker, R.N. [4012], South Africa K000719880
    Drege [s.n.], South Africa K000719861
    Rodin, R.J. [3246], South Africa K000719876
    Adamson, R.S. [4052], South Africa K000719881
    Killick, D.J.B. [3486], South Africa K000719883
    Liebenberg, L.C.C. [3834], South Africa K000719874
    Liebenberg, L.C.C. [3819], South Africa K000719875
    Liebenberg, L.C.C. [3819], South Africa K000719885
    Boucher, C. [1649], South Africa K000719869
    Zeyher [s.n.], South Africa K000719859
    Zeyher [6964], South Africa K000719871
    McDonald, D.J. [816], South Africa K000719877
    s.coll. [s.n.], South Africa K000719863
    vanRensburg, W.L.J. [229], South Africa K000719873
    Acocks, J.P.H. [21743], South Africa K000719882
    Galpin, E.S. [4845], South Africa K000719860

    First published in Ess. Agrostogr.: 93 (1812)

    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.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.

    Literature

    Kew Backbone Distributions
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.

    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