1. Family: Poaceae Barnhart
    1. Genus: Mesosetum Steud.
      1. Mesosetum ferrugineum (Trin.) Chase

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

    [GB]
    Habit
    Perennial; caespitose. Butt sheaths villous. Culms erect; slender; 15-75 cm long. Culm-nodes glabrous, or pubescent, or bearded. Leaf-sheaths glabrous on surface, or pilose; outer margin hairy. Ligule a fringe of hairs; 1-3 mm long. Leaf-blades filiform, or linear; (4-)6-12(-28) cm long; (1-)3-5(-7) mm wide. Leaf-blade surface glabrous to pilose; hairy on both sides. Leaf-blade margins unthickened, or cartilaginous; scabrous. Leaf-blade apex acute.
    Inflorescences
    Inflorescence composed of racemes. Racemes 1; single; unilateral; 3-13 cm long. Rhachis angular; puberulous on surface. Spikelet packing adaxial; regular; 2 -rowed. Spikelets solitary. Fertile spikelets pedicelled. Pedicels oblong; 1 mm long; glabrous, or ciliate.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 3.8-7 mm long; falling entire. Spikelet callus pubescent.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 3.8-7 mm long; falling entire. Spikelet callus pubescent.
    Glume
    Glumes dissimilar; shorter than spikelet; thinner than fertile lemma. Lower glume lanceolate; 3.8-4.8 mm long; 0.7-1 length of spikelet; chartaceous; 1-keeled; 3 -veined. Lower glume margins ciliate, or tuberculately ciliate. Lower glume hairs red; 2-3 mm long. Lower glume apex acute. Upper glume lanceolate; 3-7 mm long; 0.7-1 length of spikelet; membranous; without keels; 5-7 -veined. Upper glume surface pilose. Upper glume margins ciliate. Upper glume hairs red; 2 mm long. Upper glume apex acuminate.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret oblong; 1 length of spikelet; membranous; 3-5 -veined; with veins transversely connected at apex; scabrous; rough above; ciliate on margins; bearing red hairs; bearing hairs 3 mm long; acute. Fertile lemma ovate; dorsally compressed; 4-5 mm long; coriaceous; without keel; 5 -veined. Lemma margins flat. Lemma apex acute; pubescent. Palea coriaceous; without keels.
    Flowers
    Anthers 3; purple.
    Fruits
    Caryopsis 3-3.5 mm long. Hilum linear; 1 length of caryopsis.
    Distribution
    South America: Brazil.
    Reference
    Paniceae. Filgueiras.

    Images

    Distribution

    Native to:

    Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central

    Mesosetum ferrugineum (Trin.) Chase appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 2013 Irwin, H.S. [7039], Brazil K000982417
    Jan 1, 1997 Harley, R.M. [51299], Bahia K000004897
    Jan 1, 1997 Harley, R.M. [51435], Bahia K000004898
    Jan 1, 1997 Ganev, W. [2684], Bahia K000004844
    Nov 13, 1996 Fonseca, M.L. [1225], Goiás K000628074
    Jan 1, 1973 Irwin, H.S. [10660], Brazil K000002781
    Harley, R.M. [15084], Bahia K000004414
    Hatschbach, G. [28003], Minas Gerais K000002778
    Mori, S.A. [12473], Bahia K000004415 Unknown type material
    Sano, P.T. [14820], Bahia K000628075
    Pirani, J.R. [7084], Minas Gerais K000002779
    Cordeiro, I. [6786], Minas Gerais K000002780
    Irwin, H.S. [7133], Goiás K000002767
    Glaziou, A. [20558], Minas Gerais K000002744
    Glaziou, A. [22410], Goiás K000002775
    Glaziou, A. [22410], Goiás K000002777
    Dusen, P. [10959], Brazil Panicum ferrugineum K000002772

    First published in Proc. Biol. Soc. Washington 24: 122 (1911)

    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/.

    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

    Neotropikey
    Milliken, W., Klitgard, B. and Baracat, A. (2009 onwards), Neotropikey - Interactive key and information resources for flowering plants of the Neotropics.
    http://creativecommons.org/licenses/by/3.0