1. Family: Poaceae Barnhart
    1. Genus: Panicum L.
      1. Panicum bergii Arechav.

        This species is accepted, and its native range is N. South America to N. Argentina.

    [GB]
    Habit
    Perennial; caespitose. Culms 30-60 cm long. Culm-nodes purple; bearded. Leaf-sheaths hirsute. Ligule a ciliolate membrane. Leaf-blades 10-37 cm long; 1-6 mm wide. Leaf-blade surface hirsute; hairy on both sides. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence a panicle; deciduous as a whole. Peduncle fracturing. Panicle open; pyramidal; effuse; 10-20 cm long; 0.33 of culm length. Primary panicle branches spreading; whorled at lower nodes; branching divaricately. Panicle branches bearded in axils. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; acute; 2.5-2.8 mm long; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; acute; 2.5-2.8 mm long; falling entire.
    Glume
    Glumes dissimilar; exceeding apex of florets; thinner than fertile lemma. Lower glume ovate; 0.33-0.5 length of spikelet; membranous; without keels; 5 -veined. Lower glume apex acute. Upper glume ovate; 1 length of spikelet; membranous; without keels; 7 -veined. Upper glume apex acute.
    Florets
    Basal sterile florets barren; with palea. Lemma of lower sterile floret similar to upper glume; ovate; 1 length of spikelet; membranous; 7 -veined; acute. Fertile lemma ovate; dorsally compressed; 1.5-1.8 mm long; indurate; pallid, or grey; shiny; without keel. Lemma margins involute. Palea involute; indurate.
    Flowers
    Anthers purple.
    Fruits
    Caryopsis with adherent pericarp; ovoid; 1.1-1.2 mm long.
    Distribution
    South America: northern South America, western South America, Brazil, and southern South America.
    Reference
    Paniceae. Fl Pat 1995.

    Images

    Distribution

    Native to:

    Argentina Northeast, Argentina Northwest, Bolivia, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Guyana, Paraguay, Uruguay, Venezuela

    Introduced into:

    Alabama, Georgia, Louisiana, Texas

    Panicum bergii Arechav. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1992 Zardini, E. [27533], Paraguay K000731603
    Ule, E. [8014], Brazil K001101753
    Miers, J. [3429], Brazil K001101752
    Rojas, T. [105] K000309182
    Sellow [s.n.], Brazil K001101750
    Rosengurtt [9606], Brazil K001101755
    Rosengurtt [5623], Paraguay K001101756
    Glaziou [13338], Brazil K001101751
    Mazo, V.C.D. [12395], Brazil K001101754

    First published in Anales Mus. Nac. Montevideo 2: 147 (1894)

    Accepted by

    • Reid, C.S. & Urbatsch, L. (2012). Noteworthy plant records from Louisiana Journal of the Botanical Research Institute of Texas 6: 273-278.
    • 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.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Flora of North America Editorial Committee (2003). Flora of North America North of Mexico 25: 1-781. Oxford University Press, New York, Oxford.
    • Renvoize, S.A. (1998). Gramineas de Bolivia: 1-644. The Royal Botanic Gardens, Kew.
    • Boggan, J. Funck, V. & Kelloff, C. (1997). Checklist of the Plants of the Guianas (Guyana, Surinam, Franch Guiana) ed. 2: 1-238. University of Guyana, Georgetown.

    Literature

    Kew Backbone Distributions
    • Forzza, R.C. & al. (2013). Lista de Espécies da Flora do Brasil http://floradobrasil.jbrj.gov.br/2010/.
    • Reid, C.S. & Urbatsch, L. (2012). Noteworthy plant records from Louisiana Journal of the Botanical Research Institute of Texas 6: 273-278.
    • 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.
    • Renvoize, S.A. (1998). Gramineas de Bolivia: 1-644. The Royal Botanic Gardens, Kew.
    • Boggan, J. Funck, V. & Kelloff, C. (1997). Checklist of the Plants of the Guianas (Guyana, Surinam, Franch Guiana) ed. 2: 1-238. University of Guyana, Georgetown.

    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