Skip to main content
  1. Family: Poaceae Barnhart
    1. Genus: Gouinia E.Fourn. ex Benth. & Hook.f.
      1. Gouinia paraguayensis (Kuntze) Parodi

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

    [GB]
    Habit
    Perennial. Culms erect; 30-75 cm long. Lateral branches ample. Leaf-sheaths antrorsely scabrous. Leaf-sheath oral hairs ciliate. Ligule an eciliate membrane; 0.5 mm long. Leaf-blades 3-10 cm long; 1-5 mm wide. Leaf-blade surface scabrous; rough on both sides.
    Inflorescences
    Inflorescence composed of racemes. Racemes 10-25; borne along a central axis; in several whorls; spreading, or deflexed; unilateral; 2-18 cm long. Central inflorescence axis 8-20 cm long. Rhachis angular. Spikelet packing distant. Raceme-bases filiform; 10-60 mm long. Spikelets spreading; solitary. Fertile spikelets pedicelled. Pedicels filiform; 20-40 mm long.
    Spikelets
    Spikelets comprising 2-3 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 8-12 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 2-3 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 8-12 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; similar; shorter than spikelet; similar to fertile lemma in texture. Lower glume lanceolate; 3.5-5.5 mm long; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume apex acuminate. Upper glume ovate; 3.5-5.5 mm long; 0.6-0.7 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume apex acuminate.
    Florets
    Fertile lemma lanceolate; 6-9 mm long; membranous; keeled; 3 -veined. Lemma midvein ciliate. Lemma margins eciliate. Lemma apex dentate; 2 -fid; awned; 1 -awned. Principal lemma awn from a sinus; 4.5-15 mm long overall. Palea 1 length of lemma. Palea keels eciliate. Palea apex awned. Apical sterile florets 1 in number; barren; lanceolate. Apical sterile lemmas awned.
    Flowers
    Anthers 3.
    Distribution
    South America: western South America and southern South America.
    Reference
    Eragrostideae. Swallen.

    Distribution

    Native to:

    Argentina Northeast, Argentina Northwest, Bolivia, Paraguay

    Synonyms

    Other Data

    Gouinia paraguayensis (Kuntze) Parodi appears in other Kew resources:

    Bibliography

    First published in Revista Mus. La Plata 34: 176 (1934)

    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.

    Literature

    Kew Backbone Distributions

    • 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.

    Sources

    GrassBase - The Online World Grass Flora
    http://creativecommons.org/licenses/by-nc-sa/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