1. Family: Poaceae Barnhart
    1. Genus: Panicum L.
      1. Panicum latissimum J.C.Mikan ex Trin.

        This species is accepted, and its native range is SE. Brazil.

    [GB]
    Habit
    Perennial. Culms robust; 300 cm long; 5-10 mm diam. Ligule a ciliate membrane. Leaf-blade base cordate. Leaf-blades oblong, or ovate; 10-35 cm long; 30-110 mm wide. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence a panicle. Panicle open; oblong; 20-45 cm long; contracted about secondary branches. Primary panicle branches bearing spikelets almost to the base. Panicle branches secund. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; acute; 2-2.5 mm long; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; acute; 2-2.5 mm long; falling entire.
    Glume
    Glumes similar; shorter than spikelet; thinner than fertile lemma. Lower glume ovate; 0.75 length of spikelet; membranous; without keels; 3-5 -veined. Lower glume surface puberulous. Lower glume apex acute. Upper glume ovate; 0.8-0.9 length of spikelet; membranous; without keels; 5 -veined. Upper glume surface puberulous. Upper glume apex acute.
    Florets
    Basal sterile florets male; with palea. Lemma of lower sterile floret similar to upper glume; ovate; 1 length of spikelet; membranous; 5 -veined; puberulous; acute. Palea of lower sterile floret 0.7-0.8 length of lemma; pubescent. Fertile lemma oblong; dorsally compressed; 1.5-2 mm long; indurate; pallid, or dark brown; shiny; without keel. Lemma margins involute. Lemma apex acute. Palea involute; indurate.
    Distribution
    South America: Brazil.
    Reference
    Paniceae. WDC.

    Images

    Distribution

    Native to:

    Brazil Southeast

    Panicum latissimum J.C.Mikan ex Trin. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1923 Luetzelburg, P. Von [6956], Brazil K001055513
    Castellanos, A. [23972], Brazil K001055517
    Castellanos, A. [23097], Brazil K001055520
    Lanna, J.P. [161], Brazil K001055516
    Lanna, J.P. [216], Brazil K001055519
    Smith, L.B. [1205], Brazil K001055525
    Gardner, G. [210], Brazil K001055522
    Riedel [s.n.], Brazil K001055521
    Burchell, W.J. [2158], Brazil K001055526
    Lucas, E.J. [602], Brazil K001055532
    Sellow [s.n.], Brazil K001055533
    Luetzelburg, P. Von [6956], Brazil K001055514
    Carauta, J.P.P. [1345], Brazil K001055511
    Carauta, J.P.P. [1345], Brazil K001055512
    Carauta, J.P.P. [712], Brazil K001055518
    Glaziou, A.F.M. [6973], Brazil K001055523
    Glaziou, A.F.M. [17928], Brazil K001055524
    Glaziou, A.F.M. [504], Brazil K001055527
    Atala, F. [267], Brazil K001055515
    Emilio [1470], Guinea Panicum macrophyllum K000256735 holotype

    First published in K.P.Sprengel, Neue Entdeck. Pflanzenk. 2: 87 (1821)

    Accepted by

    • 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/.

    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