1. Family: Poaceae Barnhart
    1. Genus: Panicum L.
      1. Panicum quadriglume (Döll) Hitchc.

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

    [GB]
    Habit
    Perennial; caespitose. Culms 40-120 cm long. Leaf-sheaths glabrous on surface, or pilose. Ligule a fringe of hairs. Leaf-blades 10-40 cm long; 4-10 mm wide. Leaf-blade surface glabrous, or pilose.
    Inflorescences
    Inflorescence a panicle. Panicle open; ovate; 7-20 cm long. Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform.
    Spikelets
    Spikelets comprising 2 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; acute; 3-4 mm long; falling entire.
    Fertile
    Spikelets comprising 2 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; acute; 3-4 mm long; falling entire.
    Glume
    Glumes dissimilar; shorter than spikelet; 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; 0.8-0.9 length of spikelet; membranous; without keels; 7 -veined. Upper glume apex acute.
    Florets
    Basal sterile florets similar; barren (lower), or barren (upper); without significant palea. Lemma of lower sterile floret similar to upper glume; ovate; 1 length of spikelet; membranous; 5 -veined; acute. Fertile lemma oblong; dorsally compressed; 1.5-2 mm long; indurate; dark brown; shiny; without keel. Lemma margins involute. Lemma apex obtuse. Palea involute; indurate.
    Distribution
    South America: western South America, Brazil, and southern South America.
    Reference
    Paniceae. WDC.

    Images

    Distribution

    Native to:

    Argentina Northeast, Bolivia, Brazil North, Brazil Northeast, Brazil Southeast, Brazil West-Central, Paraguay, Peru

    Panicum quadriglume (Döll) Hitchc. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Chase, A. [10450], Brazil K001078549
    Swallen, J.R. [3844], Brazil K001078551
    Burchell, W.J. [6883], Brazil K001078553
    Burchell, W.J. [6769], Brazil K001078817
    Hatschbach, G.G. [23576], Brazil K001078550
    Hatschbach, G.G. [46144], Brazil K001078552

    First published in Contr. U.S. Natl. Herb. 24: 460 (1927)

    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.
    • Renvoize, S.A. (1998). Gramineas de Bolivia: 1-644. 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/.
    • 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.
    • Renvoize, S.A. (1998). Gramineas de Bolivia: 1-644. 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.

    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