1. Family: Poaceae Barnhart
    1. Genus: Sporobolus R.Br.
      1. Sporobolus platensis Parodi

        This species is accepted, and its native range is S. Brazil to NE. Argentina.

    [GB]
    Habit
    Perennial. Basal innovations extravaginal. Culms 30-100 cm long; 5-6 -noded. Leaf-sheaths mostly shorter than adjacent culm internode; glabrous on surface. Ligule a fringe of hairs. Leaf-blades flat, or convolute; 20-30 cm long; 3-4 mm wide. Leaf-blade surface pilose; sparsely hairy; hairy adaxially.
    Inflorescences
    Inflorescence a panicle; exserted, or embraced at base by subtending leaf. Panicle contracted; lanceolate; 10-25 cm long. Primary panicle branches appressed; 4-5 cm long. Spikelets solitary. Fertile spikelets pedicelled. Pedicels angular; scaberulous.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets elliptic; laterally compressed; 6-7 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets elliptic; laterally compressed; 6-7 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes deciduous; shorter than spikelet. Lower glume elliptic; 4 mm long; 0.8 length of upper glume; membranous; without keels; 1 -veined. Lower glume primary vein scaberulous. Lower glume lateral veins absent. Lower glume apex acute. Upper glume elliptic; 4.5-5 mm long; 0.66 length of adjacent fertile lemma; membranous; without keels; 1 -veined. Upper glume primary vein scaberulous. Upper glume lateral veins absent. Upper glume apex acuminate.
    Florets
    Fertile lemma elliptic; 6-7 mm long; membranous; without keel; 1 -veined. Lemma midvein scaberulous. Lemma apex acuminate. Palea readily splitting down midline; 2 -veined. Palea keels approximate.
    Flowers
    Anthers 3; 2 mm long; purple.
    Fruits
    Caryopsis with free soft pericarp; ellipsoid; 3-3.5 mm long; dark brown. Embryo 0.33 length of caryopsis.
    Distribution
    South America: Brazil and southern South America.
    Reference
    Eragrostideae. Parodi 1995.

    Images

    Distribution

    Native to:

    Argentina Northeast, Brazil South, Uruguay

    Sporobolus platensis Parodi appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Parodi, L.R. [8120], Argentina K000308868 Unknown type material
    Parodi, L.R. [4969], Argentina K000308869

    First published in Revista Fac. Agron. Veterin. 6: 133 (1928)

    Accepted by

    • Zuloaga, F.O., Morrone, O. , Belgrano, M.J., Marticorena, C. & Marchesi, E. (eds.) (2008). Catálogo de las Plantas Vasculares del Cono Sur Monographs in Systematic Botany from the Missouri Botanical Garden 107: 1-3348.
    • 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
    • Forzza, R.C. & al. (2013). Lista de Espécies da Flora do Brasil http://floradobrasil.jbrj.gov.br/2010/.
    • Zuloaga, F.O., Morrone, O. , Belgrano, M.J., Marticorena, C. & Marchesi, E. (eds.) (2008). Catálogo de las Plantas Vasculares del Cono Sur Monographs in Systematic Botany from the Missouri Botanical Garden 107: 1-3348.

    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 2020. 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 2020. 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