1. Family: Poaceae Barnhart
    1. Genus: Pentameris P.Beauv.
      1. Pentameris aristifolia (Schweick.) Galley & H.P.Linder

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

    [GB]
    Habit
    Annual; caespitose. Glands absent. Culms 25 cm long; 4-6 -noded. Lateral branches lacking. Leaves mostly basal. Leaf-sheaths hirsute; with tubercle-based hairs. Leaf-sheath oral hairs bearded. Ligule a fringe of hairs. Leaf-blades 6 cm long; 4 mm wide; flaccid; eglandular. Leaf-blade surface hirsute; with tubercle-based hairs. Leaf-blade margins scabrous. Leaf-blade apex acute; filiform.
    Inflorescences
    Inflorescence a panicle; comprising 200 fertile spikelets. Panicle open; ovate; 6-10 cm long; 6-8 cm wide. Panicle branches glabrous in axils. Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform; 1.5 length of fertile spikelet; eglandular; smooth.
    Spikelets
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets cuneate; laterally compressed; 2.5-3 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident; pubescent.
    Fertile
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets cuneate; laterally compressed; 2.5-3 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident; pubescent.
    Glume
    Glumes persistent; similar; exceeding apex of florets; shiny; gaping. Lower glume elliptic; 2.5-3 mm long; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume apex acute. Upper glume elliptic; 2.5-3 mm long; 1.4-1.7 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume lateral veins absent. Upper glume apex acute.
    Florets
    Fertile florets all alike, or with the lowest dissimilar. Lowest fertile lemma muticous, or awned. Fertile lemma oblong; 1.8 mm long; membranous; without keel; 5-9 -veined. Lemma surface villous. Lemma apex lobed; 2 -fid; acute; awned; 3 -awned. Principal lemma awn from a sinus; geniculate; 5-7 mm long overall; with twisted column. Lateral lemma awns arising on inner edge of lobes; 1.2-2 mm long; exserted; shorter than principal.
    Flowers
    Lodicules 2; cuneate; fleshy; glabrous. Anthers 3; 0.6 mm long; pallid.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    Africa: south.
    Reference
    Arundineae. Linder.

    Images

    Distribution

    Native to:

    Cape Provinces

    Pentameris aristifolia (Schweick.) Galley & H.P.Linder appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jun 1, 1937 Hutchinson, J. [981], South Africa Pentaschistis aristifolia K000367157 Unknown type material
    Linder, H.P. [4990], South Africa Pentaschistis aristifolia K000719141
    Linder, H.P. [525], South Africa Pentaschistis aristifolia K000719142
    Johanssen [21], South Africa Pentaschistis aristifolia K000719143
    Schweickerdt, H.G. [2597], South Africa Pentaschistis aristifolia K000719139
    Schweickerdt, H.G. [2597], South Africa Pentaschistis aristifolia K000719140

    First published in Ann. Missouri Bot. Gard. 97: 330 (2010)

    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