1. Family: Poaceae Barnhart
    1. Genus: Sporobolus R.Br.
      1. Sporobolus montevidensis (Arechav.) P.M.Peterson & Saarela

        This species is accepted, and its native range is Venezuela, SE. & S. Brazil to S. South America.

    [GB]
    Habit
    Perennial; caespitose. Rootstock evident. Butt sheaths indurate; glossy. Culms erect; 100-150 cm long. Leaf-sheath oral hairs lacking, or ciliate. Ligule a fringe of hairs; 1-2 mm long. Leaf-blades involute; 3-8 mm wide. Leaf-blade surface scabrous; rough adaxially; glabrous. Leaf-blade margins scabrous. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence composed of racemes. Racemes 2-15; borne along a central axis; appressed; unilateral; 1-11 cm long; bearing 10-30 fertile spikelets on each. Central inflorescence axis 10-30 cm long. Rhachis angular; scabrous on margins; glabrous on margins; terminating in a spikelet. Spikelet packing broadside to rhachis; regular; 2 -rowed. Spikelets pectinate; solitary. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 8-14 mm long; 1-2 mm wide; falling entire.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 8-14 mm long; 1-2 mm wide; falling entire.
    Glume
    Glumes dissimilar; exceeding apex of florets. Lower glume linear; 4-7 mm long; 0.5 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume primary vein ciliolate. Lower glume lateral veins absent. Lower glume surface glabrous, or puberulous. Lower glume margins eciliate, or ciliolate. Lower glume apex obtuse. Upper glume lanceolate; 8-14 mm long; 1.1-1.2 length of adjacent fertile lemma; herbaceous; 1-keeled; 1-3 -veined. Upper glume primary vein ciliolate. Upper glume surface puberulous. Upper glume margins ciliolate. Upper glume apex acuminate.
    Florets
    Fertile lemma oblong; 6-12 mm long; herbaceous; keeled; 3 -veined. Lemma midvein ciliolate; hairy above. Lemma surface scaberulous. Lemma apex obtuse to acuminate. Palea 2 -veined. Palea keels scaberulous; adorned above.
    Flowers
    Lodicules absent. Anthers 3; 3-5 mm long.
    Distribution
    Europe: southwestern. South America: northern South America, Brazil, and southern South America.
    Reference
    Cynodonteae. Mobberley 1993.

    Images

    Distribution

    Native to:

    Argentina Northeast, Argentina Northwest, Argentina South, Brazil South, Brazil Southeast, Chile Central, Chile South, Uruguay, Venezuela

    Introduced into:

    California, Morocco, Oregon, Portugal, Spain, Washington

    Sporobolus montevidensis (Arechav.) P.M.Peterson & Saarela appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Clayton, W.D. [4719], Brazil Spartina densiflora K001101783
    Clayton, W.D. [4723], Brazil Spartina densiflora K001101787
    Hatschbach, G. [14085], Brazil Spartina densiflora K001101785
    Hatschbach, G. [21412], Brazil Spartina densiflora K001101786
    Dusén, P. [13737], Brazil Spartina densiflora K001101784

    First published in Phytoneuron 2015-20: 2 (2015)

    Accepted by

    • Govaerts, R. (2019). World Checklist of Vascular Plants (WCVP 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/.
    • Saarela, J.M. (2012). Taxonomic synopsis of invasive and native Spartina (Poaceae, Chloridoideae) in the Pacific Northwest (British Columbia, Washington, Oregon), including the first report of Spartina ×townsendii for British Columbia, Canada PhytoKeys 10: 25-82.
    • Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
    • 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.
    • Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela.
    • Flora of North America Editorial Committee (2003). Flora of North America North of Mexico 25: 1-781. Oxford University Press, New York, Oxford.
    • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.

    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