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

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

    [GB]
    Habit
    Perennial; cushion forming. Butt sheaths glabrous. Glands wart-like. Culms 30-60 cm long; 5-20 -noded. Lateral branches sparse. Leaves cauline. Leaf-sheaths pilose; with tubercle-based hairs. Leaf-sheath oral hairs bearded. Ligule a fringe of hairs. Leaf-blades 4-100 cm long; 3-6 mm wide; flaccid; glandular. Leaf-blade surface ribbed; glabrous to hirsute; hairy abaxially; with tubercle-based hairs. Leaf-blade margins glandular; scaberulous. Leaf-blade apex acute.
    Inflorescences
    Inflorescence a panicle; comprising 100 fertile spikelets. Panicle open; ovate; 3-9 cm long; 1.5-6 cm wide. Panicle branches glabrous in axils, or bearded in axils. Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform; 1.5 length of fertile spikelet; glandular; scaberulous.
    Spikelets
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets cuneate; laterally compressed; 5-7 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; 5-7 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; 5-7 mm long; 1 length of upper glume; membranous; yellow; glandular; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume surface smooth, or asperulous. Lower glume apex acute. Upper glume elliptic; 5-7 mm long; 2 length of adjacent fertile lemma; membranous; yellow; glandular; 1-keeled; 1 -veined. Upper glume lateral veins absent. Upper glume surface smooth, or asperulous. Upper glume apex acute.
    Florets
    Fertile lemma oblong; 2.5-3.5 mm long; membranous; without keel; 5-9 -veined. Lemma surface villous. Lemma apex lobed; 2 -fid; awned; 3 -awned. Principal lemma awn from a sinus; geniculate; 8-10 mm long overall; with twisted column. Lateral lemma awns arising on inner edge of lobes; 3 mm long; equalling glumes; shorter than principal. Palea surface pubescent; hairy above.
    Flowers
    Lodicules 2; cuneate; fleshy; glabrous. Anthers 3; 2.5-2.8 mm long; yellow.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    Africa: south.
    Reference
    Arundineae. Linder.

    Distribution

    Native to:

    Cape Provinces

    Pentameris aspera (Thunb.) Galley & H.P.Linder appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Crook, A.O. [1034], South Africa Pentaschistis aspera K000702930
    Taylor, H.C. [10254], South Africa Pentaschistis aspera K000702932
    Linder, H.P. [4337], South Africa Pentaschistis aspera K000702929
    Harvey, W.H. [s.n.], South Africa Pentaschistis aspera K000702922
    Bolus [s.n.], South Africa Pentaschistis aspera K000702921
    Burchell, W.J. [555], South Africa Pentaschistis aspera K000702920
    Ecklon, U.J. [935], South Africa Pentaschistis aspera K000702927
    Bergius [s.n.], South Africa Pentaschistis aspera K000702925
    Bergius [s.n.], South Africa Pentaschistis aspera K000702926
    MacGillivray, J. [396], South Africa Pentaschistis aspera K000702919
    Sandwith, C. [77], South Africa Pentaschistis aspera K000702924
    Sandwith, C. [s.n.], South Africa Pentaschistis aspera K000702928
    Cleghorn, W.B. [3126], South Africa Pentaschistis aspera K000702931
    C.B. [s.n.], South Africa Pentaschistis aspera K000702918
    Walley, A.H. [2955], South Africa Pentaschistis aspera K000702915
    Walley, A.H. [2776], South Africa Pentaschistis aspera K000702916
    Walley, A.H. [3570], South Africa Pentaschistis aspera K000702917
    Bolus, L [14916], South Africa Pentaschistis aspera K000702923

    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.

    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