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

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

    [GB]
    Habit
    Annual; caespitose. Culms 19-37 cm long. Ligule a fringe of hairs. Leaf-blades 4-16 cm long; 0.5-1.5 mm wide.
    Inflorescences
    Inflorescence composed of racemes. Racemes 1; single; unilateral; 3-9.5 cm long. Rhachis subterete. Spikelet packing broadside to rhachis; regular; 2 -rowed. Spikelets appressed; in pairs. Fertile spikelets sessile; 2 in the cluster.
    Spikelets
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 4.4-6.1 mm long; 1-1.5 mm wide; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 4.4-6.1 mm long; 1-1.5 mm wide; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; similar; exceeding apex of florets; firmer than fertile lemma. Lower glume oblong; asymmetrical; 4.4-6.1 mm long; 1 length of upper glume; coriaceous; 1-keeled; 5 -veined. Lower glume primary vein with pectinate knobs. Lower glume lateral veins ribbed. Lower glume apex obtuse. Upper glume oblong; 4.4-6.1 mm long; 1 length of adjacent fertile lemma; coriaceous; 1-keeled; 5-8 -veined. Upper glume primary vein with pectinate knobs. Upper glume lateral veins ribbed. Upper glume apex obtuse.
    Florets
    Fertile lemma oblong; 4.4-6 mm long; membranous; keeled; 3 -veined. Lemma apex obtuse. Palea 1 length of lemma; 2 -veined. Palea keels approximate.
    Flowers
    Lodicules 2; fleshy. Anthers 3; 3 mm long.
    Distribution
    Africa: south.
    Reference
    Arundineae. WDC.
    [GB]
    Habit
    Perennial; caespitose. Butt sheaths light brown. Glands raised crateriform. Culms 20-30 cm long; 10-20 -noded. Lateral branches ample. Leaves cauline. Leaf-sheath oral hairs lacking. Ligule a fringe of hairs. Leaf-blades convolute; 6 cm long; 2 mm wide; stiff. Leaf-blade surface glabrous. Leaf-blade margins smooth. Leaf-blade apex acute.
    Inflorescences
    Inflorescence a panicle; comprising 100 fertile spikelets. Panicle spiciform; linear; 2-6 cm long; 0.5-0.7 cm wide. Panicle branches pubescent in axils. Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform; 0.75 length of fertile spikelet; glandular; scaberulous.
    Spikelets
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets cuneate; laterally compressed; 3-4 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; 3-4 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; 3-4 mm long; 1 length of upper glume; membranous; yellow; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume surface asperulous; rough at apex. Lower glume apex acute. Upper glume elliptic; 3-4 mm long; 1.6 length of adjacent fertile lemma; membranous; yellow; 1-keeled; 1 -veined. Upper glume lateral veins absent. Upper glume surface asperulous; rough at apex. Upper glume apex acute.
    Florets
    Fertile lemma oblong; 1.8-2.5 mm long; membranous; without keel; 5-9 -veined. Lemma midvein ciliate. Lemma surface glabrous. Lemma margins ciliate. Lemma apex entire; truncate; muticous.
    Flowers
    Lodicules 2; cuneate; fleshy; glabrous. Anthers 3; 1.5-2 mm long; brown.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    Africa: south.
    Reference
    Arundineae. Linder.

    Images

    Distribution

    Native to:

    Cape Provinces

    Pentameris ecklonii (Nees) Galley & H.P.Linder appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1965 Esterhuysen, E.E. [30961], South Africa Pentaschistis ecklonii K000385289
    Jul 29, 1924 Moss, C.E. [8898], South Africa Pentaschistis ecklonii K000385286
    Duthie, A.V. [1662], South Africa Pentaschistis ecklonii K000385284
    Linder, H.P. [6137], South Africa Pentaschistis ecklonii K000385279
    Linder, H.P. [5936], South Africa Pentaschistis ecklonii K000385280
    Linder, H.P. [6135], South Africa Pentaschistis ecklonii K000385281
    Parker, R.N. [4700], South Africa Pentaschistis ecklonii K000385283
    Parker, R.N. [s.n.], South Africa Pentaschistis ecklonii K000385288
    Drege [1660], South Africa Pentaschistis ecklonii K000367152
    Drege [1660], South Africa Pentaschistis ecklonii K000367153
    Bolus, H. [7967], South Africa Pentaschistis ecklonii K000385287
    Bachmann [1017], South Africa Pentaschistis ecklonii K000367154
    Bolus, H.M.L. [15079], South Africa Pentaschistis ecklonii K000385285
    Soó [9066], South Africa Pentaschistis ecklonii K000385282
    Jan 1, 1987 Davidse, G. [34018], South Africa Prionanthium ecklonii K000309867
    Drege [s.n.], South Africa Prionanthium ecklonii K000367247
    Drege [s.n.], South Africa Prionanthium ecklonii K000367248

    First published in Ann. Missouri Bot. Gard. 97: 332 (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