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  1. Family: Poaceae Barnhart
    1. Genus: Polypogon Desf.
      1. Polypogon chilensis (Kunth) Pilg.

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

    [GB]
    Habit
    Annual. Culms 60-120 cm long. Leaf-sheaths smooth. Ligule an eciliate membrane; 4-10 mm long; scaberulous on abaxial surface; lacerate. Leaf-blades 15-35 cm long; 5-9 mm wide. Leaf-blade surface scabrous; rough adaxially, or on both sides. Leaf-blade margins scabrous.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; linear, or lanceolate; interrupted; 15-30 cm long; 1.5-3 cm wide. Primary panicle branches bearing spikelets almost to the base. Panicle axis scabrous. Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform; 2-4 mm long; scabrous.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets cuneate; laterally compressed; 2.5-3 mm long; falling entire; deciduous with the pedicel. Floret callus glabrous.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets cuneate; laterally compressed; 2.5-3 mm long; falling entire; deciduous with the pedicel. Floret callus glabrous.
    Glume
    Glumes similar; exceeding apex of florets; firmer than fertile lemma; gaping. Lower glume lanceolate; 2.5-3 mm long; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume primary vein pectinately ciliate. Lower glume lateral veins absent. Lower glume surface asperulous. Lower glume hairs 0.2-0.5 mm long. Lower glume apex acute; muticous. Upper glume lanceolate; 2.5-3 mm long; 1.5 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume primary vein pectinately ciliate. Upper glume lateral veins absent. Upper glume surface asperulous. Upper glume hairs 0.2-0.5 mm long. Upper glume apex acute; muticous.
    Florets
    Fertile lemma oblong; 1.5 mm long; membranous; without keel; 5 -veined. Lemma apex dentate; 4 -fid; truncate; awned; 1 -awned. Principal lemma awn subapical; 0.5-1 mm long overall; deciduous. Palea 0.4-0.5 length of lemma; hyaline; 0 -veined.
    Flowers
    Lodicules 2; 0.4 mm long; membranous. Anthers 3; 0.5-0.6 mm long.
    Fruits
    Caryopsis with adherent pericarp; fusiform; 1.3 mm long. Embryo 0.25-0.33 length of caryopsis. Endosperm soft.
    Distribution
    Australasia: Australia. South America: Brazil and southern South America.
    Reference
    Aveneae. Fl Pat.

    Images

    Distribution

    Native to:

    Argentina Northeast, Argentina Northwest, Argentina South, Brazil South, Brazil Southeast, Chile Central, Chile North, Chile South, Juan Fernández Is., Paraguay, Peru, Uruguay

    Introduced into:

    New South Wales

    Synonyms

    Other Data

    Polypogon chilensis (Kunth) Pilg. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Clayton, W.D. [4424], Brazil K001101225
    Smith, L.B. [15490], Brazil K001101227
    Philippi [s.n.], Chile K000308492
    Cordeiro, J. [979], Brazil K001101224
    Rambo, B. [49216], Brazil K001101228
    Dombrowski, L.T. [5529], Brazil K001101226

    Bibliography

    First published in Repert. Spec. Nov. Regni Veg. 16: 386 (1920)

    Accepted by

    • Wilson, A. (ed.) (2009). Flora of Australia 44A: 1-410. Australian Government Publishing Service, Canberra.
    • 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.
    • Brako, L. & Zarucchi, J.L. (1993). Catalogue of the Flowering Plants and Gymnosperms of Peru Monographs in Systematic Botany from the Missouri Botanical Garden 45: i-xl, 1-1286.

    Literature

    Kew Backbone Distributions

    • Forzza, R.C. & al. (2013). Lista de Espécies da Flora do Brasil http://floradobrasil.jbrj.gov.br/2010/.
    • Wilson, A. (ed.) (2009). Flora of Australia 44A: 1-410. Australian Government Publishing Service, Canberra.
    • 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.
    • Brako, L. & Zarucchi, J.L. (1993). Catalogue of the Flowering Plants and Gymnosperms of Peru Monographs in Systematic Botany from the Missouri Botanical Garden 45: i-xl, 1-1286.

    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