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

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

    [GB]
    Habit
    Perennial; caespitose. Basal innovations extravaginal; flabellate. Culms 90 cm long; 3.5 mm diam.; 3-4 -noded. Culm-nodes glabrous. Leaf-sheaths keeled; glabrous on surface. Ligule a fringe of hairs. Leaf-blades convolute; 20-30 cm long; 1-5 mm wide. Leaf-blade surface glabrous. Leaf-blade apex attenuate.
    Inflorescences
    Inflorescence a panicle. Panicle open; pyramidal; effuse; 35-40 cm long; contracted about primary branches. Primary panicle branches 7-8 cm long. Panicle branches capillary; flexuous. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets elliptic; laterally compressed; 2 mm long; 0.75 mm wide; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets elliptic; laterally compressed; 2 mm long; 0.75 mm wide; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes deciduous; shorter than spikelet. Lower glume oblong; 0.75 mm long; 0.5 length of upper glume; membranous; without keels; 0 -veined. Lower glume lateral veins absent. Lower glume apex obtuse. Upper glume elliptic; 1.2-1.3 mm long; 0.5 length of adjacent fertile lemma; membranous; without keels; 1 -veined. Upper glume lateral veins absent. Upper glume apex acute.
    Florets
    Fertile lemma elliptic; 2 mm long; membranous; dark green, or purple; without keel; 1 -veined. Lemma apex acute. Palea embraced by lemma; 1.8 mm long; 2 -veined. Palea keels approximate.
    Flowers
    Anthers 3; 0.25 mm long; green.
    Fruits
    Caryopsis with free soft pericarp; ovoid; 1.2 mm long; light brown; truncate. 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 North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Paraguay

    Sporobolus pseudairoides Parodi appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Longhi-Wagner, H.M. [3786], Brazil K001102008
    Longhi-Wagner, H.M. [3786], Brazil K001102009
    Longhi-Wagner, H.M. [9708], Brazil K001102010
    Longhi-Wagner, H.M. [3705], Brazil K001102011
    Longhi-Wagner, H.M. [3739], Brazil K001102012
    Longhi-Wagner, H.M. [5067], Brazil K001102013

    First published in Revista Fac. Agron. Veterin. 6: 144 (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