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

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

    [GB]
    Habit
    Perennial; cushion forming, or caespitose. Butt sheaths glabrous. Glands absent. Culms 15-30 cm long; 20-200 -noded. Lateral branches ample. Leaves cauline. Leaf-sheaths glabrous on surface. Leaf-sheath oral hairs ciliate. Ligule a fringe of hairs. Leaf-blades 4 cm long; 4 mm wide; stiff; eglandular. Leaf-blade surface glabrous. Leaf-blade margins smooth. Leaf-blade apex acute.
    Inflorescences
    Inflorescence a panicle; comprising 5-15 fertile spikelets. Panicle open; ovate; 2-4 cm long; 1-3 cm wide; bearing few spikelets. Panicle branches eglandular; bearded in axils. Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform; 0.8-1.2 length of fertile spikelet; eglandular; smooth.
    Spikelets
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets cuneate; laterally compressed; 9-10 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; 9-10 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident; pubescent.
    Glume
    Glumes persistent; similar; exceeding apex of florets; gaping. Lower glume elliptic; 9-10 mm long; 1 length of upper glume; membranous; yellow; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume apex acuminate. Upper glume elliptic; 9-10 mm long; 2.2 length of adjacent fertile lemma; membranous; yellow; 1-keeled; 1 -veined. Upper glume lateral veins absent. Upper glume apex acuminate.
    Florets
    Fertile lemma oblong; 4-4.5 mm long; membranous; without keel; 5-9 -veined. Lemma surface villous; hairy on veins. Lemma apex lobed; 2 -fid; 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; 3-7 mm long; equalling glumes; shorter than principal. Palea surface pubescent.
    Flowers
    Lodicules 2; cuneate; fleshy; glabrous. Anthers 3; 4 mm long; brown.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    Africa: south.
    Reference
    Arundineae. Linder 1992.

    Images

    Distribution

    Native to:

    Cape Provinces

    Pentameris acinosa (Stapf) Galley & H.P.Linder appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Webster, M.M. [N76], South Africa Pentaschistis acinosa K000719770
    Burchell [7068], South Africa Pentaschistis acinosa K000367094
    Esterhuysen, E. [28661], South Africa Pentaschistis acinosa K000719765
    Esterhuysen, E. [35125], South Africa Pentaschistis acinosa K000719766
    Schlechter [9879], South Africa Pentaschistis acinosa K000719767
    Zeyher [4539], South Africa Pentaschistis acinosa K000367092
    Zeyher [78], South Africa Pentaschistis acinosa K000367093
    Drege [s.n.], South Africa Pentaschistis acinosa K000367090 Unknown type material
    Drege [s.n.], South Africa Pentaschistis acinosa K000367091
    Schlechter, R. [1775], South Africa Pentaschistis acinosa K000719768
    Goldblatt, P. [6426], South Africa Pentaschistis acinosa K000719769

    First published in Ann. Missouri Bot. Gard. 97: 329 (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