1. Family: Poaceae Barnhart
    1. Genus: Pentameris P.Beauv.
      1. Pentameris dregeana Stapf

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

    [GB]
    Habit
    Perennial; caespitose. Culms erect, or geniculately ascending; 30-100 cm long. Lateral branches sparse; arising from lower culm. Leaf-sheaths pubescent, or woolly. Leaf-sheath oral hairs bearded. Ligule a fringe of hairs. Leaf-blades curled; flat, or conduplicate, or convolute; 10-25 cm long; 1-1.5 mm wide; coriaceous; firm. Leaf-blade surface ribbed; glabrous, or pubescent.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; lanceolate; 5-10 cm long. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 2 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 12-17 mm long; 6-10 mm wide; breaking up at maturity; disarticulating below each fertile floret. Floret callus pubescent; obtuse; disarticulating obliquely.
    Fertile
    Spikelets comprising 2 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 12-17 mm long; 6-10 mm wide; breaking up at maturity; disarticulating below each fertile floret. Floret callus pubescent; obtuse; disarticulating obliquely.
    Glume
    Glumes persistent; similar; exceeding apex of florets. Lower glume lanceolate; 12-15 mm long; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume surface glabrous, or pubescent. Lower glume apex attenuate. Upper glume lanceolate; 12-15 mm long; 2 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume lateral veins absent. Upper glume surface glabrous, or pubescent. Upper glume apex attenuate.
    Florets
    Fertile lemma oblong; 6-8 mm long; membranous; without keel; 7-9 -veined. Lemma surface pilose. Lemma apex lobed; 2 -fid; with lobes 1.5-3 mm long; incised 0.5 of lemma length; acuminate; awned; 3 -awned. Principal lemma awn from a sinus; geniculate; 10-15 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. Rhachilla extension 0.2 mm long.
    Flowers
    Lodicules 2; glabrous, or ciliate.
    Fruits
    Caryopsis with free brittle pericarp.
    Distribution
    Africa: south.
    Reference
    Arundineae. Chippindall.

    Images

    Distribution

    Native to:

    Cape Provinces

    Pentameris dregeana Stapf appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Taylor, H.C. [6580], South Africa K000719918
    Linder, H.P. [4394], South Africa K000719926
    Esterhuysen, E. [6478], South Africa K000719915
    Esterhuysen, E. [32681], South Africa K000719916
    Esterhuysen, E. [26517], South Africa K000719927
    Esterhuysen, E. [27442], South Africa K000719928
    Esterhuysen, E. [33774], South Africa K000719929
    Esterhuysen, E. [35396], South Africa K000719930
    Schlechter [9248], South Africa K000719919
    Drege [s.n.], South Africa K000367077
    Drege [s.n.], South Africa K000367078 Unknown type material
    Bolus, H. [12430], South Africa K000719922
    Bolus, H. [11669], South Africa K000719923
    Fourcade, H.G. [1654], South Africa K000719920
    Hanekom, W.J. [1275], South Africa K000719921
    Boucher, C. [2388], South Africa K000719925
    Thorne, C. [51254], South Africa K000719917
    Manson, J.A. [183], South Africa K000719924

    First published in W.H.Harvey & auct. suc. (eds.), Fl. Cap. 7: 515 (1899)

    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.

    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