1. Family: Poaceae Barnhart
    1. Genus: Eriochloa Kunth
      1. Eriochloa nana Arriaga

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

    [GB]
    Habit
    Annual. Culms erect; 30-70 cm long. Culm-nodes pubescent. Leaf-sheaths pubescent. Ligule a fringe of hairs. Leaf-blades 5-8 cm long; 2-4 mm wide. Leaf-blade surface glabrous.
    Inflorescences
    Inflorescence composed of racemes. Racemes 3-6(-8); borne along a central axis; unilateral. Rhachis angular. Spikelet packing adaxial. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; acuminate; 4-5.5 mm long; falling entire. Spikelet callus globular; incorporating lowest rhachilla internode with adnate lower glume.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; acuminate; 4-5.5 mm long; falling entire. Spikelet callus globular; incorporating lowest rhachilla internode with adnate lower glume.
    Glume
    Glumes one the lower absent or obscure; reaching apex of florets; thinner than fertile lemma. Upper glume ovate; 1 length of spikelet; membranous; without keels. Upper glume surface pubescent. Upper glume apex acuminate; mucronate, or awned; 1 -awned. Upper glume awn 0.3-1 mm long.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret similar to upper glume; ovate; 3.5-4 length of fertile lemma; pubescent; acuminate; muticous. Fertile lemma elliptic; 2.5 mm long; indurate; without keel. Lemma surface papillose. Lemma margins involute. Lemma apex obtuse; mucronate, or awned; 1 -awned. Principal lemma awn 0.5-0.9 mm long overall. Palea involute; indurate.
    Fruits
    Caryopsis with adherent pericarp; oblong; dorsally compressed; 1.3 mm long. Embryo 0.5 length of caryopsis. Hilum punctiform.
    Distribution
    South America: southern South America.
    Reference
    Paniceae. Arriaga 2002.

    Distribution

    Native to:

    Argentina Northeast

    Eriochloa nana Arriaga appears in other Kew resources:

    First published in Hickenia 2: 139 (1995)

    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
    • 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.

    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