1. Family: Poaceae Barnhart
    1. Genus: Calamagrostis Adans.
      1. Calamagrostis curta (Wedd.) Hitchc.

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

    [GB]
    Habit
    Perennial; caespitose. Culms erect; 3-8 cm long; 1 -noded. Ligule a ciliolate membrane; 0.3-0.5 mm long. Leaf-blades filiform; convolute; 1-1.8 cm long; 0.2 mm wide. Leaf-blade surface pubescent.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; oblong; 1-2.5 cm long; 0.5-1 cm wide. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 4.5-6 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus glabrous, or pilose.
    Fertile
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 4.5-6 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus glabrous, or pilose.
    Glume
    Glumes persistent; similar; exceeding apex of florets; firmer than fertile lemma. Lower glume lanceolate; 5.5-6 mm long; 1.1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume surface asperulous. Lower glume apex acuminate. Upper glume lanceolate; 5-5.5 mm long; 1.1-1.2 length of adjacent fertile lemma; membranous; 1-keeled; 3 -veined. Upper glume surface asperulous. Upper glume apex acuminate.
    Florets
    Fertile lemma lanceolate; 4.5 mm long; membranous; without keel. Lemma apex dentate; 2 -fid; awned; 1 -awned. Principal lemma awn dorsal; arising 0.5 way up back of lemma; geniculate; 4-7.5 mm long overall; with twisted column. Palea 2.5-3 mm long. Rhachilla extension 0.25-0.5 length of fertile floret; pilose.
    Flowers
    Lodicules 2. Anthers 3; 0.2-0.3 mm long. Stigmas 2.
    Fruits
    Caryopsis with adherent pericarp. Hilum punctiform. Disseminule comprising a floret.
    Distribution
    South America: western South America and southern South America.
    Reference
    Aveneae. Turpe 1995.

    Images

    Distribution

    Native to:

    Argentina Northwest, Bolivia

    Calamagrostis curta (Wedd.) Hitchc. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1988 Mandon, G. [1316], Bolivia K000308431 isotype

    First published in Contr. U.S. Natl. Herb. 24: 376 (1927)

    Accepted by

    • 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.
    • 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

    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 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